DVS Defragmenter User Guide (Version 2.0)
Contents
1. 3 3 4 9 AVES MN eee 4 9 DIE nu ue ee 4 11 legend sn ieina 4 12 button Add cents 4 9 4 14 Clear Lists ss 4 14 Defra sur 3 5 4 16 Delete 2s 3 4 4 14 dOWN pepe ERE 4 14 EXIE ze ee 2 4 4 17 fei e 3 2 4 4 SOO ue 3 2 3 5 4 5 4 16 UD i ec e sacs eee 4 14 capacity storage unse 1 5 4 5 chapter Overview ne 1 2 Clip acest puse E e LEE 4 8 dip filename een 4 8 number of frames 4 8 Clip TIST siens 3 3 4 3 4 7 context MENU scree 4 10 extended view 4 10 hide enifies ocio as 4 10 no A 4 11 update use ee 4 4 4 7 4 10 Collapse all un 4 10 Collapse tree ou 4 8 4 10 colors fragmentation degree 4 8 context MENU assis 4 10 Contiguous Frames 3 4 4 15 I l I l COMMONS eisen 4 3 of defragmentation 4 14 OP Job VISE nee 4 13 conventions of user guide 1 3 countdown 3 5 4 5 4 16 D F Br ae 4 8 defragmentation zur 3 4 see also fragmentation AbOrl iti EAE 3 5 4 16 change sequence 4 14 complete 1 5 3 4 4 14 CONOIS MN RON CENE 4 14 immediate defragmentation 4 14 operation mode 2 4 14 SEQUENCE de ee ee 4 13 Sat este 3 5 deleting entries from job list 3 4 4 14 disk SAGE es 4 5 DVS Defragmenter i e op rne 1 1 exit program asset 2 4 4 17 installation Ses CS 2 2 keyboard shortcuts 4 18 OA ne ete 4 18 OVB2. 3 4 4 14 full volume 3 3 4 13 4 14 keyboard shortcuts ep eterne 4 18 legend of bit map aan 4 12 license Key san 1 4 SE ee eee er ee 2 3 IOS files een 4 18 file names ee 4 18 location EE 4 19 l 2 M O manual operation 3 4 4 14 jr C 4 9 Median au 4 9 METRE 4 12 MIN essen 4 9 Missing MAgES nie 4 8 notes important eee on aco acd 1 5 number of frames sauer 4 8 operation mode 4 14 overview of chapters sn 1 2 of user interface siens 4 2 P S Pal e PR 4 8 path for scanning 3 2 4 4 Chp NiS esse 4 8 play out troubleshooting 4 13 progress Dat an 4 17 real time operation troubleshooting 1 1 real time performance su 1 5 record troubleshooting 4 14 refining a job list unse 3 4 4 13 Se vost E A 4 10 SCANNING nets 3 2 4 4 ADOT 2i 3 2 4 5 and Contiguous Frames 4 15 EMS MER RM 4 4 path seen 3 2 4 4 riz wi 7 nu re 4 10 SEAN Te ee RR 3 2 4 4 SCANNING Area 22 4 2 4 4 Schedule Time 3 4 4 15 scheduled operation 3 4 4 14 4 15 countdown 3 5 4 5 4 16 SEIEN aaa 4 9 SEgMEN S ciccccesscesinsceseees 4 8 4 9 4 12 sequence of defragmentation 4 13 UIDI siete eee 4 14 start index eee 4 8 Start Option 2a 3 4 4 14 starting defragmentation s 3 5 SCAN MR t 3 2 4 4 selective Scan ne 4 10 the DOS 2
3. Default value V my 7o select a drive directory directly via a dialog win dow you may also click on the button to the right of the entry field Once confirmed your selection will pScan be entered in the entry field to the left Sean With the button SCAN you can initiate a scanning procedure which will scan the drive directory that is determined by the entry field for video material All clips found will be listed in the clip list below the scanning area Depending on the amount of images clips available in the selected location the scanning may take a while The User Interface v A detected defragmentation degree de i pends on the setting for contiguous frames of the defragmentation controls i e when larger blocks are selected in Contiguous Frames clips may be shown as segmented that would otherwise be displayed as 100 defragmented see section The Defrag mentation Controls on page 4 14 This button allows you to terminate a scanning op eration in progress at any time manually Furthermore below the entry field to select a scanning location a countdown may appear when you have chosen a scheduled operation for the scanning procedure see section The Job List and the Controls on page 4 13 Volume to scan Starting defragmentation in 12 hours 30 minutes 38 seconds Figure 4 3 Countdown to defragmentation Once the time detailed below the entry field has elapsed the scheduled defragmentatio
4. 4 state of clips san 3 3 SL LU CR 4 6 4 17 PVs Index Slats DAP nn ti 4 3 troubleshooting progress bar 55 12 4 17 play out et 4 13 status messages eisen 4 6 4 17 real time operation 1 4 1 1 stop index ESPERTO 4 8 sess NEN 4 14 storage capacity nina 1 5 4 5 typographical conventions 1 3 system requirements scccaiccsesssnensesees 1 4 updating clip list 4 4 4 7 4 10 system t Me tanzen ste 4 15 usage of program 3 1 Pr m HR 4 5 T V used disk space 2 4 5 user interface overview 4 2 tabs of clip list 2 42 4 11 video hard disk array capacity 1 5 4 5 target groOUp Asa 1 2 visual representation 4 11 lime ocenenie 4 15 EBENA E 4 12 O cu I MCA UE 48 Volume seen 4 5 TO eo 4 5 volume information 3 2 4 5 total disk Cor e MEM UI 4 5 volume label ssssee 4 5 USB us iudicii 4 8 I 3 DVS Defragmenter User Guide 1 4
5. F1 If this is given hold down the Ctrl key and press simultaneously the F1 key 1 3 DVS Defragmenter User Guide PVs 1 4 System Requirements 1 4 Supported Hardware The DVS Defragmenter can be used with the SNFS StorNext File Sys tem of the DVS SAN manufactured by DVS To perform a defragmentation the DVS Defragmenter pro N gram needs valid DVS license keys for the hard disks to be de fragmented For further information about license keys please contact the DVS service department Supported Operating System The program can be executed on the Windows XP operating system Required Software The DVS Defragmenter does not require the installation of any other DVS software such as the CLIPSTER software the video board driver or similar PVs Introduction 1 5 Important Notes To use the DVS Defragmenter correctly please observe the following In its standard operation mode i e without the full volume setting activated the DVS Defragmenter does not optimize the free space of a selected volume but single clips for play out operations only gt The fragmentation degrees displayed by the DVS Defragment er do not indicate whether the respective clips are real time ca pable or not Most video clips marked as segmented or fragmented will be real time capable nevertheless The DVS Defragmenter uses proprietary routines to defrag ment the data on the hard disks The results wil
6. Figure 3 3 Job list with defragmentation controls The job list will be processed in the order as listed i e from top to bot tom In case you want to refine a defragmentation job list perform the following f An activated check box full volume of the defragmentation i controls disregards individual clips selected in the job list In stead it will set the DVS Defragmenter to a defragmentation of the complete volume thereby optimizing its free space Select a job from the job list to the left for example with a click of the mouse Then use the arrow buttons DS SN to change its position in the sequence of the appointed jobs i With the button DELETE you can delete a selected job from the job list Once the job list is set as desired you can start a defragmentation Activate the check box full volume when you want to defragment the complete volume selected by entries in the clip list including its free space Otherwise the DVS Defragmenter will defragment the selected clips only Usethe settings item Start Option and if applicable Schedule Time to determine the way the defragmentation should be per formed i e assign either a scheduled or a manual immediate operation With the setting Contiguous Frames set the number of frames that should be arranged for each clip continuously in one block on the hard disk array Using the DVS Defragmenter When your settings are complete start the defragm
7. assess their fragmentation degree For this the clip list provides various columns Path Clip Frames from to Defrag This column shows the path to the directories and clips in a tree view Use the minus or plus sign in front of each drive or directory to collapse or expand the branch that is available below this entry Displays the file name of the clip if applicable in C notation Indicates the number of frames that this clip provides usually to from 1 This column shows the number of the first frame of the clip usually given in its file name its start index Shows the number of the last frame of the clip that is se quently available usually given in its file name its stop index Sequently available means that gaps present in an image sequence are detected by the DVS Defrag menter Entries will be created for image sequences that are contiguously available If frames are missing in a se quence the respective clip will be displayed with at least two entries in the clip list Path Clip Frames from to Se Hollywood Hollywood 05d yuw 201 200 Holhawood 605d yuw 4 299 302 Figure 4 5 Gap in clip resulting in two entries Indicates the defragmentation degree of the respective clip with the help of colors and percentage values blue 100 The clip is optimally aligned on the hard disk array and none of its files are fragmented 1 99 The clip exists in segments but non
8. bar The status bar provides a progress bar that indicates the progress of a scanning as well as of a defragmen tation process of individual clips Furthermore to its right you can find a button that you may use to exit the DVS Defragmenter These items are explained in section The Status Bar on page 4 17 Additionally the DVS Defragmenter offers several other useful features such as keyboard shortcuts which are detailed in section Further Fea tures on page 4 18 4 3 DVS Defragmenter User Guide PVs 4 2 The Scanning Area 4 4 At its top the user interface of the DVS Defragmenter provides the scanning area This area contains items to start and stop a scanning pro cess of the selected drive directory Additionally it details various infor mation about the currently selected storage Volume to scan Volume Info Volume Clipster Storage NTFS Total Figure 4 2 Scanning area All items will be explained in the following Via a scanning you can also update a clip list or display previ ously hidden entries again The Items to Scan for Clips The scanning area provides in detail the following items to scan for clips entry field In the entry field either enter a drive letter to scan a volume completely for clips or a path to a directory to scan a single folder only Notation drive_letter directory subdirectory Instead of the backslash you may also use a slash Example V Video
9. disks they should be resolved 2 3 DVS Defragmenter User Guide DVS 2 2 Starting the Program This section provides you with a description how to get the DVS De fragmenter started To start the program you have to do the following Select from the START button menu of Windows on the DVS menu the entry for the DVS Defragmenter for example All Programs DVS DVS Defrag f If available you may also start the program via the DVS De frag icon on the desktop of Windows This will load the DVS Defragmenter program and its user interface will be displayed on the screen 2 3 Exiting the Program To end the DVS Defragmenter program and exit it perform the follow ing Use either one of the following possibilities button EXIT With the Exit button in the lower right corner of the user interface you can exit the DVS De fragmenter program After its activation a message box will appear on the screen asking you whether the program should really be terminated Once this is confirmed the pro gram will be closed Alt E Same as button EXIT Alt F4 Same as button EXIT Same as button EXIT After this the DVS Defragmenter program is closed 2 4 Using the DVS Defragmenter This chapter describes shortly how to use the DVS Defragmenter With the DVS Defragmenter you can keep your connected storage in perfect order thereby eliminating problems such as dr
10. either a manual or a scheduled one The following settings are available Manual Selects the manual operation mode where a defragmentation is carried out immediately The User Interface Schedule Time Contiguous Frames Single Event Sets the DVS Defragmenter to a scheduled operation mode where a defragmentation is per formed at a specified time and date With this setting you have to configure via the field Sched ule Time not only the time but a date as well Daily Determines a scheduled opera tion where the DVS Defrag menter will operate at a specified time every day Every lt days Selects a scheduled operation ofweek gt where the DVS Defragmenter will operate at a specified time every week with lt daysof week gt as the day of the week This field will be available as soon as a scheduled operation mode is selected via the setting Start Option With it you have to detail the time system time when to start the scheduled operation When Single Event is selected the format is hh mm ss MM DD YYYY Forall other the format is hh mm ss With this setting set the number of frames that should be arranged for each clip continuously in one block on the hard disk array 1000 Perfect Atleast 1000 files per clip will be arranged contiguously When using this setting the defrag mentation process may take some time 100 Default Default setting Atleast 100 files will be arranged contiguously 25 Fas
11. files and libraries will be installed on the computer system The installation is finished as soon as a message reports this Then as a next step you may have to set license keys 2 1 2 Setting License Keys The DVS Defragmenter needs properly licensed hard disks to perform a defragmentation process On a DVS video system connected to a DVS SAN CLIPSTER Pronto2K 2 ProntoHD 2 they will already be in stalled and the DVS Defragmenter can be used immediately But when installing the DVS Defragmenter in a stand alone setup on a computer system connected to a DVS SAN such as the metadata server it may be necessary to set license keys When receiving the installation file for the DVS Defragmenter program you will also have received one or more text files that contain the nec essary licenses With them perform the following If applicable close the DVS Defragmenter program Copy the provided license key files without any alterations to their contents into the subdirectory 1icense under the DVS Defrag menter software s installation path see section Installing the DVS Defragmenter on page 2 2 After this the license keys are successfully set Next time you start the DVS Defragmenter it will scan the files stored under the directory 1i cense All files in this directory will be scanned regardless of their file name and if valid the license keys will be combined In case you expe rienced warning messages because of unlicensed
12. the search for specific terms 1 2 Target Group To use this manual and the DVS Defragmenter you should have expe rience in PC handling and be familiar with the handling of a device con nected to a video hard disk array 1 2 PVs Introduction 1 3 Conventions Used in this User Guide The following typographical conventions will be used in this documen tation Texts preceded by this symbol describe activities that you must per form in the order indicated Texts preceded by this symbol are parts of a list Texts preceded by this symbol are general notes intended to fa cilitate work and help avoid errors You must pay particular attention to text that follows this symbol to avoid errors am Texts enclosed by quotation marks are references to other man uals guides chapters or sections Menu Standard text in italic and bold indicates a menu name or options in a menu list Menu Option In the specified menu select the stated option BUTTON Standard text in small caps and bold indicates push buttons Item Standard text in bold only stands for other la belled items of the user interface File Directory structure or file Entry Parameters selections or entries made in the program Key An individual key or a key combination on a keyboard Keyboard Short cuts To perform options or procedures with the keyboard often requires si multaneous pressing of two keys Example Ctrl
13. American_Beauty American Beauty Figure 4 7 Tabs above the clip list Once it is selected something like the following will be displayed The bit map view can be activated prior to or during a scan i ning Then you can watch the successive build up of the visual representation on the screen Content Bit Map media segmented fragmented system serve others ME free Figure 4 8 The visual representation With the tab Bit Map activated the clip list area shows you a represen tation of the scanned path The amount of data that is shown by each square block in the visual representation can be seen in brackets to the right of the path indication of the scanned volume directory below the tabs The visual representation has to be interpreted line wise from left to right DVS Defragmenter User Guide DVS At the bottom of to distinguish the media segmented fragmented system MFT reserved others free this area a color legend is provided that can be used different meanings of the colored squares The clips shown in this color are currently in a perfect state defragmentation value of 100 Only those clips that consist of files aDVS video system can han die will be displayed in this color The clips displayed in this color are segmented but none of their files are fragmented defragmentation value between 1 and 99 Only those clips that consist of files a DVS video system can handle will be d
14. PUIBW a ee 4 2 start program asien 2 4 status messages 4 6 4 17 system requirements 1 4 USAgE NE 3 1 exiting the program 2 4 4 17 Expand all erst oie cepit iiit tens 4 10 expand tree au ne 4 8 4 10 Extended List it 4 10 file name of clip generate ri rrr ret 4 8 of log file u ee 4 18 file SYSTEM MR een 4 5 l 1 DVS Defragmenter User Guide fragmentation oco oos 1 1 4 8 assessment 3 3 4 8 elle 4 8 D S 3 3 4 8 fragments sin 4 8 4 12 Frames 1 2 eecte dece tese denses c ep Rai ceca 4 8 frames amount eene 4 8 luz EE 4 5 free disk space nee 4 5 FOM u een 4 8 full volume esee 3 4 4 14 job list ass 3 3 4 13 4 14 G I BARS 4 8 hard disk array complete defragmentation 1 5 3 4 4 14 free disk space 4 5 total disk Space nenne 4 5 used disk Space 4 5 hard disk license key 1 4 SNS e 2 3 Hide Mec SEEN 4 10 Hide all 100 ze 4 10 hide entries ss 4 10 important notes 204240040 1 5 information about volume 3 2 4 5 installation Less nur 2 2 installation program 2 2 J L job list D 3 4 4 3 4 13 add to Job list ass 4 14 adding entries 12 o ota 4 10 administering 3 4 4 13 assembly lacere 3 3 4 9 EDIIBIDIS 22 4 13 delete entries
15. R OST a 2 2 4 3 Using the DVS Defragmenter sssssssssss 3 1 3 1 Scanning a Storage ner 3 2 3 22 Using the Clip BE ood een 3 3 3 3 Defragmenting CIS ana ea ei tie 3 4 4 The User Interface ttr emitte aec tute 4 1 4 1 Overview of the User Interface iacentes 4 2 4 2 The Scanning Area see ee 4 4 4 3 The Clip List and Its Visual Representation 4 7 LEVE CNP URSS ne 4 8 432 The Context MEN 5080 ee 4 10 4 3 3 The Visual Representation of the Scanned Path 4 11 DVS Defragmenter User Guide PVs 4 4 The Job List and the Controls arree 4 13 45 TH Status Bar Set ec i hie cached ae 4 17 4 6 Further Features iii 4 18 4 6 1 Keyboard Shortcuts uud 4 18 46 2 Log Q1 Cr 4 18 D RS l 1 Introduction The DVS Defragmenter is a service and maintenance tool designed to optimize the physical alignment of image sequences video clips on hard disk arrays so that they are more suited for real time operations The alignment of clips on the hard disk array is of special importance when dealing with clips of formats of HD or larger Although DVS video systems and their video storages are all capable to deal with almost any high resolution material in real time the performance of the hard disks is limited and may soon be reached especially when the storage con tains large amounts of data Then a real time operation play out or record may get interrupted due to the
16. Support Maintenance Software DVS Defragmenter User Guide DVS Defragmenter User Guide Introduction Getting Started Using the DVS Defragmenter The User Interface Index User Guide Version 2 0 for the DVS Defragmenter Version 2 1 Copyright 2006 by DVS Digital Video Systems GmbH Hanover All rights reserved The manuals as well as the soft and or hardware described here and all their constituent parts are protected by copyright Without the express permission of DVS Digital Video Systems GmbH any form of use which goes beyond the narrow bounds prescribed by copyright legislation is prohibited and liable to prosecution This particularly applies to duplication copying translation processing evaluation publishing and storing and or processing in an electronic system Specifications and data may change without notice We offer no guarantee that this documentation is correct and or complete In no event shall DVS Digital Video Systems GmbH be liable for any damages whatsoever including without limitation any special indirect or consequential damages and damages resulting from loss of use data or profits or business interruption arising out of the use of or inability to use the hardware software and or manual materials Those parts of this documentation that describe optional software or hardware features usually contain a corresponding note Anyway a lack of this note does not mean any commitment from D
17. VS ADIC and StorNext are registered trademarks of Advanced Digital Information Corporation ADIC CLIPSTER is a registered trademark of DVS Digital Video Systems GmbH Microsoft and Windows are registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries Any other product names mentioned in this documentation may be trademarks or registered trade marks of their respective owners and as such are subject to the usual statutory provisions PVs Headquarters DVS Digital Video Systems GmbH Krepenstr 8 30165 Hannover GERMANY Phone 49 511 67807 0 Fax 49 511 630070 E mail info dvs de Internet http www dvs de Support Phone 49 511 67807 25 Fax 49 511 67807 31 E mail support dvs de For the Americas U S Headquarters DVS Digital Video Inc 300 East Magnolia Boulevard Suite 102 Burbank CA 91502 USA Phone 1 818 846 3600 Fax 1 818 846 3648 E mail info dvsus com Internet http www dvsus com Support E mail support dvsus com I I Contents I l 1 Introduction 1 1 UNES LU P 1 2 12 laget COUR een 1 2 1 3 Conventions Used in this User Guide 1 3 1 4 System Requirements zes ua 1 4 1 2 Important Notes ei 1 5 2 Getting Started PE 2 14 SR OR E TT 2 2 2 1 1 Installing the DVS Defragmenter 2 2 2 12 Selling license Keys ass 2 3 24 Starting the Program oie ee 2 4 2 3 MERISIE
18. e of its files are fragmented red 0 At least one file of the clip is stored in fragments on the hard disk array Depend ing on resolution and file size it may cause problems during play out operations The degree is calculated by the ratio of the available frames to the number of segments in relation to the oth er values detailed in the clip list The User Interface A defragmentation degree of for example 0 i does not mean that a clip is not real time capa ble Most clips marked as segmented or frag mented will be real time capable nevertheless A detected defragmentation degree depends on the setting for contiguous frames of the de fragmentation controls i e when larger blocks are selected in Contiguous Frames clips may be shown as segmented that would otherwise be displayed as 100 defragmented see sec tion The Defragmentation Controls on page 4 14 Segments lfaclip consists of more than one segment its data is not aligned contiguously on the hard disk array in one large block but split up and stored at different locations This value indicates the amount of data blocks segments found by the DVS Defragmenter for the respective clip min This value shows the amount of frames present in the smallest segment of the clip max Shows the amount of frames available in the largest seg ment of the clip average Details the arithmetic mean of the amount of frames available in all
19. entation process with the button DEFRAG In case you have chosen a scheduled operation a countdown will ap pear below the entry field to select a scanning location Volume to scan Starting defragmentation in 12 hours 30 minutes 38 seconds Figure 3 4 Countdown to defragmentation To use a scheduled operation the DVS Defragmenter must re main running on your video system Once the time has elapsed or when a manual defragmentation has been selected the DVS Defragmenter will start the defragmentation of either the clips entered in the job list or the full volume according to your settings If the check box full volume is not activated the DVS Defrag menter will operate clip based only and the clips selected in the job list will be arranged on the hard disk array so that they are more suited for a play out operation With the setting full volume selected the complete volume will be defragmented the clips will be aligned in their sequence and additionally the free space will be optimized i e all files will be optimally positioned at the beginning of the volume The defragmentation operation will be finished as soon as all clips the clips included by the entries in the job list or of the full volume are pro cessed You can abort either the countdown or a running defragmentation pro cess at any time manually with the button STOP to the left of the button to initialized a defragmentation 3 5 DVS Defra
20. facts that files are stored in seg ments or even fragments on the hard disks free space is scattered all over the volume and disk drives tend to get slower the fuller they are To optimize either individual clips or all files together with the free space of a volume you may use this defragmentation program 1 1 DVS Defragmenter User Guide PVs 1 1 Overview This user guide informs you about the general handling of the DVS De fragmenter as well as about the complete controllable interface The chapters in this user guide contain the following information Chapter 1 Begins with a short introduction to the DVS De fragmenter followed by a note regarding the audience this manual is written for and an ex planation of the applied conventions Further more it lists the system requirements to run the DVS Defragmenter and some important notes that you should read Chapter 2 This chapter provides basic information about the program Here you can find details about how to install the program in case it is not al ready available on your system Furthermore the most basic handling will be explained i e how to start and exit the program Chapter 3 Explains how to operate and handle the DVS Defragmenter i e how to perform a defrag mentation Chapter 4 Describes the user interface of the program You may use this chapter as a reference to indi vidual program items or features Index This chapter facilitates
21. gmentation process of individual clips Figure 4 10 Progress bar All states of the DVS Defragmenter such as scanning analyzing detect ing moving etc will be indicated by the progress bar However the different states will be detailed for each clip individually meaning it will not be detailed for example how long it will take to defragment sev eral selected clips The states indicated by the progress bar will also be shown by the field Status of the scanning area see section The Scan ning Area on page 4 4 Furthermore to the right of the progress bar you can find the button ExiT that you may use to close the DVS De fragmenter program DVS Defragmenter User Guide PVs 4 6 Further Features In addition to the items of the visible user interface the DVS Defrag menter provides several other useful features such as keyboard short cuts or log files They will be described in this section 4 6 1 Keyboard Shortcuts For a more easy work with the DVS Defragmenter there are various keyboard shortcuts available which are listed in the table below Shortcut Action Alt A Stop a scan in progress Alt S Start a scan of the selected location Alt D Start a defragmentation F1 Display version information MAC address as well as serial number ID of the DVS PCI video board Alt E Exit and close the program Ctrl A Select all entries in clip or job list last selec
22. gmented in the order indicated in the list i e from top to bottom 1 An activated check box full volume of the defragmentation i controls disregards individual clips selected in the job list In stead it will set the DVS Defragmenter to a defragmentation of the complete volume thereby optimizing its free space Without the check box full volume activated the DVS Defrag menter operates clip based only even when a whole volume is selected in the job list Then it optimizes single clips only that will afterwards be more suited for a play out operation When selecting an entry in the clip list which is already selected for a defragmentation process or is included in another job the respective entry will be highlighted in the job list If such an clip list entry is added to the job list nevertheless its entry will appear briefly in the job list and afterwards vanish again To the right of the job list you can find some controls that allow you to administrate the job list In detail they provide the following functions One or more entries from the job list can be selected or dese i lected easily by applying the common procedures e g hold down the Shift or Ctrl key while clicking with the mouse see section Keyboard Shortcuts on page 4 18 4 13 DVS Defragmenter User Guide PVs Deletes all entries available in the job list in a single step m These buttons enable you to change the sequence amd of j
23. gmenter User Guide 3 6 The User Interface This chapter describes all items and possibilities of the user interface of the DVS Defragmenter You may use it as a reference in case questions arise about the handling of individual items or their function First a short overview of the DVS Defragmenter user interface will be given followed by a description of the items available to scan a drive directory With the latter you create a clip list which will be displayed in the middle of the user interface It is explained with all its features next in this chapter After this the items of the job list its administrative items as well as the defragmentation controls are detailed This will be fol lowed by an explanation of the status bar of the software Last but not least the chapter will be concluded with a description of other features provided by the DVS Defragmenter program e g the keyboard short cuts 4 1 DVS Defragmenter User Guide PVs 4 1 Overview of the User Interface After starting the DVS Defragmenter see section Starting the Pro gram on page 2 4 the program will be loaded and the user interface will be displayed on the screen Defragmenter 2 JE scanning area e Content Bit Map Path clip list Defrag List Clear List status bar E Figure 4 1 User interface of the DVS Defragmenter In detail the user interface provides the followi
24. he video clips im mediately Additionally during the scan the properties of the selected volume will be displayed at the top right of the DVS Defragmenter s user interface A scan in progress can be aborted at any time manually with the button STOP right beside the button to start a scanning After this you have to use the clip list to select a volume or individual clips for a defragmentation PVs Using the DVS Defragmenter 3 2 Using the Clip List The video material found in the scanning process will be displayed in the clip list of the DVS Defragmenter After a scanning it provides de tailed information about the state fragmentation degree of the de tected clips Content Bit Map Path Clip Frames from to ED NE W American_Beauty_Part01 American_Beauty 06 500 9 American Beauty Part02 tican_Beauty_Part 175 town LA Part 3 Night Downtown _ LA 06d dpx 1000 edia preview 01d png 9 FILM2K Intergraph SE 9 SourceTC ge FILMaK B Intergraph i i W Intergraph_0000 f Hollywood zi i_o_tool IE Timeline_4 E Mu EA x 9 100 M Dia v 1x 1000 2080 100 ZEN NEXU x 13600 be ge vtr_005 tr 006 b dpx 9600 Figure 3 2 Clip list The various columns of the clip list can be used to assess the fragmen tation degree of the clips By selecting whole volumes and or individual directories clips from the clip list you have to assemble the job list which will afterwards be used for a defragmen
25. isplayed in this color The files displayed in this color are fragmented and may cause problems during play out operations All fragmented files i e the files of all formats will be displayed in this color Not used on SNFS Not used on SNFS Not used on SNFS All other files as long as they are not fragmented such as project files of a DVS video system software or ex ecutables are shown in this color Free space is displayed in this color You can switch back at any time to the view of the clip list by activating the tab Content PVs The User Interface 4 4 The Job List and the Controls Below the clip list you can find the job list and controls areas Together they provide the job list with its administrative controls as well as the controls for a defragmentation Job Defrag List Clear List Add Delete LA Part03 Night Defrag Settings full volume Start Option Manual Schedule Time 00 00 00 Contiguous Frames 100 Default Stop Defrag Figure 4 9 The job list and controls areas With them you indicate the volumes directories that have to be defrag mented as well as control the defragmentation process The features provided by this area are described in this section The Job List and Its Controls The job list details the drives or directories that you have selected for a defragmentation via the clip list see section The Clip List and Its Visual Representation on page 4 7 They will be defra
26. ith this you will include the latest data available at the selected location and ascertain the state of individual clips To perform a scanning the items in the upper part of the DVS Defrag menter s user interface are available Volume to scan Volume Info VA Volume Clipster Storage NTFS Total T TB Used 1 5 TB 88 1 Free 0 2 TB 11 9 Status ready Figure 3 1 Items for a scanning Type in in the entry field at the top left of the area providing the scanning items the drive letter of the hard disk array or the directory path to the clip s that you want to scan Alternatively you may also select a drive or directory with i the button to the right of the entry field ug um it will open the standard dialog window to select a drive di rectory Next use the button SCAN to start the scanning process V A defragmentation degree detected during a scanning de i pends on the setting for contiguous frames of the defragmen tation controls i e when larger blocks are selected in Contiguous Frames clips may be shown as segmented that would otherwise be displayed as 100 defragmented see section The Defragmentation Controls on page 4 14 Once a scanning operation is initiated the contents of the selected lo cation will be examined and analyzed and the found video material will be displayed in the clip list of the DVS Defragmenter There you can dis cern the respective state fragmentation degree of t
27. l not be the same when using the standard defragmentation tool of the operating system because it will not heed image file sequenc es Therefore do not use it for a defragmentation of the video hard disk array gt To perform a defragmentation the DVS Defragmenter program needs valid DVS HDD license keys for the video storage s to be defragmented At all times leave about 15 of the overall video storage ca pacity empty of data for real time performance reasons To run the DVS Defragmenter on an SNFS storages you must log on to the computer system with administrative rights for the storage ZZ It is recommended to perform with the DVS Defragmenter a full defragmentation of the storage at regular intervals for op timum performance reasons setting full volume 1 5 DVS Defragmenter User Guide 1 6 Getting Started This chapter provides you with some basic information necessary to get the DVS Defragmenter program running First it will be explained how to install the program in case it is not already available on your system and how to set a license key After this it is described how to start and end the program DVS Defragmenter User Guide PVs 2 1 Installation Usually it is not necessary to install the DVS Defragmenter program be cause on most DVS systems it will already be available However if this is not the case it can be installed as described in
28. n operation will commence To use a scheduled operation the DVS Defragmenter must re main running on your video system The Volume Information Area The volume information area to the right of the scanning items details data about the drive selected via the entry field of the scanning area Volume This field indicates some properties of the selected drive i e its volume label and file system Total This entry details the amount of total disk space available on the selected drive Used This field shows you the amount of disk space that is currently in use on the drive selected by the entry field to the left in bytes as well as percent Free Shows the amount of free disk space on the select ed drive in bytes as well as percent 4 5 DVS Defragmenter User Guide PVs Status The field Status provides you with status messag es about the operation of the DVS Defragmenter They will be displayed as soon as an operation such as a scanning or defragmentation is per formed The status messages are also available on the progress bar of the status bar see section The Status Bar on page 4 17 The volume information will be displayed as soon as a location is scanned 4 6 PVs The User Interface 4 3 The Clip List and Its Visual Representation After a scanning is initiated the clip list will be filled with clips that could be found in the selected location Content Bit Map Clip s o Defrag Segmen
29. ng items scanning area Atitstop the user interface of the DVS Defragmenter provides the scanning area This area comprises items to start and stop a scanning process of the selected drive directory as well as various information about the currently selected storage They will be described in detail in section The Scan ning Area on page 4 4 4 2 The User Interface clip list In the middle of the user interface you can find the clip list After a scanning procedure it will list all clips found in the selected location with detailed informa tion about their respective fragmentation state in a table In addition here you can also view a visual rep resentation of the selected directory drive The clip list and its features as well as the bit map view are explained in section The Clip List and Its Visual Representation on page 4 7 job list The job list details the drives or directories that you have chosen for a defragmentation It will be described with its administrative controls in section The Job List and the Controls on page 4 13 controls The controls comprise on the one hand the controls of the job list which can be used to administer the list and on the other the controls of the defragmentation operation With the latter you can initiate either a manual immediate or a scheduled defragmentation A description of both can be found in section The Job List and the Controls on page 4 13 status
30. obs in the list Just select an entry in the job list and put it one position up or down in the list by pressing the respective button Adds the entries that are currently selected in the clip list to the job list Deletes the entries that are currently selected in the job list from the list The Defragmentation Controls As soon as the job list is in the desired sequence you can start either a manual or a scheduled defragmentation at any time To configure this use the defragmentation controls as follows It is recommended to perform with the DVS Defragmenter a i full defragmentation of the storage at regular intervals for op timum performance reasons setting full volume N full volume With the setting full volume selected the DVS De fragmenter disregards individual clips selected in the job list Instead the complete volume indicated by a clip list entry will be defragmented The clips will all be aligned in their sequence and in addition the free space will be optimized i e all files will be optimally positioned at the beginning of the hard disk array Afterwards the volume will be in a per fect state not only for a play out operation but for a data acquisition record operation as well When using this setting at least one entry must be available in the job list This will then determine the volume to be defrag mented Start Option With this item select the operation mode of the de fragmentation i e
31. opped frames It optimizes the alignment of image sequences on hard disk arrays video clips so that they are more suited for real time operations To use the DVS Defragmenter you have to perform the following steps 1 Scan a volume drive or individual directory to gather information about the available video material The detected video material will be displayed in the clip list in the middle of the user interface 2 From the clip list assemble the defragmentation job list 3 Afterwards edit and refine the job list for example by altering the sequence of the defragmentation process to be executed 4 And finally start the defragmentation either an immediate or a scheduled one with the respective controls All these steps will be described in step by step descriptions in this chapter It starts with an explanation about how to scan for clips fol lowed by a description how to add fragmented clips to the job list for a subsequent defragmentation The chapter will be concluded with a de scription how to refine the job list and defragment the clips on the stor age terface please refer to the chapter The User Interface on i For more information about the individual items of the user in page 4 1 DVS Defragmenter User Guide PVs 3 1 Scanning a Storage 3 2 After starting the program a volume or individual directory has to be scanned to gather information about the available video material W
32. regained by simply scanning the vol i ume directory once more This way you can also update en tries in the clip list Scan Only scans the selected volume directory anew and builds up again its branch in the clip list If entries were hidden from the list they will be displayed once more Add to job list Adds the selected volume directory to the job list Hide Hides the selected entry from the clip list Hide all 100 Hides all entries from the clip list that are optimally defragmented i e the ones that show a defragmen tation value of 100 After this only the segmented and fragmented clips will be displayed in the list Expand all Expands the whole tree and all branches in one step Collapse all Collapses the whole tree and all branches in one step Extended List By default the clip list is in its extended view and shows all columns as described in section The Clip List on page 4 8 With this menu option you can ac tivate or deactivate the extended list view If it is acti vated the menu option will show a tick in front In its deactivated state the clip list displays the columns Path Clip Frames and Defrag only Dvs The User Interface 4 3 3 The Visual Representation of the Scanned Path The area of the clip list also provides a visual representation of the scanned path after a scanning procedure has been performed It can be accessed with the tab Bit Map at the top of this area Content Bit Map W
33. segments median Indicates the middle score of the amount of frames avail able in all segments By selecting whole volumes and or individual directories clips from the clip list you have to assemble the job list which will afterwards be used for a defragmentation For this use one of the following proce dures which will all add the selected entry to the job list One or more entries from the clip list can be selected or dese i lected easily by applying the common procedures e g hold down the Shift or Ctrl key while clicking with the mouse see section Keyboard Shortcuts on page 4 18 Double click an entry in the clip list Select an entry and press the button ADD from the defragmentation controls Select the menu option Add to job list on the context menu of a clip selected in the clip list This will add the selected volume directory to the job list for a later de fragmentation see section The Job List and the Controls on page 4 13 4 9 DVS Defragmenter User Guide PVs 4 3 2 The Context Menu The clip list provides further features via a context menu To invoke it you usually have to perform a right click of the mouse on an entry in the list amp 01d png slip 04d d px Hide all 100 slip K04d dpx Expand all Collapse all Extended List Figure 4 6 Context menu of clip list You may use the context menu to perform the following Hidden entries can be
34. t At least 25 files per clip will be arranged in one block By using this setting you can perform a quick defragmentation This setting may also affect a the defragmentation degree detected during a scanning operation Then it determines the number of frames that a found segment of the clip must at least provide In case segments do not provide the set amount of frames the clip may be displayed in the clip list with a de fragmentation degree of less than 100 i e as segmented DVS Defragmenter User Guide PVs This button enables you to terminate a defragmen tation operation in progress at any time manually pStop This button starts a defragmentation operation When a scheduled operation is selected a count down will appear below the entry field to select a scanning location see section The Scanning Ar ea on page 4 4 Once the time has elapsed or when the manual operation mode is selected the DVS Defragmenter will start the defragmentation of either the clips entered in the job list or the full volume according to your settings Depending on the number of clips to be defragmented this pro cess may take a while The defragmentation oper ation ends automatically as soon as all clips the clips included by the entries in the job list or of the full volume are processed PVs The User Interface 4 5 The Status Bar The status bar provides a progress bar that indicates the progress of a scanning or defra
35. tation Double click an entry in the clip list to add it to the job list for a defragmentation Alternatively you may also select an entry and use the but i ton ADD from the defragmentation controls or the menu op tion Add to job list of the clip list s context menu An activated check box full volume of the defragmentation controls disregards individual clips selected in the job list In stead it will set the DVS Defragmenter to a defragmentation of the complete volume thereby optimizing its free space This will add the volume directory to the job list of the DVS Defrag menter In case an entry is already selected for a defragmentation pro cess or included in another job its entry will appear briefly in the job list and afterwards vanish again After this you may continue with the next step and refine the job list and or start a defragmentation 3 3 DVS Defragmenter User Guide PVs 3 3 Defragmenting Clips 3 4 Once clips are available in the job list of the DVS Defragmenter you can refine the job list by altering the sequence of the defragmentation and or start a defragmentation either an immediate or a scheduled one To perform these steps you have to use the items in the lower part of the DVS Defragmenter s user interface Job Defrag List Clear List Add A Part03 Night v Part 3 Night Delete Defrag Settings full volume Start Option Manual 00 00 00 Contiguous Frames 100 Default Stop Defrag
36. ted one Additionally the following combinations of keyboard and mouse ac tions may be helpful Key Mouse Action Action Hold Ctrl while selecting with Select several entries in a list dis the mouse jointedly Hold Shift while selecting with Select a range of adjoining entries the mouse in a list 4 6 2 Log Files To aid a debugging the DVS Defragmenter stores log files that detail the actions that you have performed with the program You may get asked by the DVS service department to send in these files when you experi enced operation problems with the DVS Defragmenter At the most two log files will be created both containing up to 5 MB of data First a file carrying the name defrag txt will be created Once it contains 5 MB of data it will be renamed to defrag_old txt and another defrag txt is started If this reaches the 5 MB threshold as well the older log file will be overwritten with this file while another defrag txt is started once more DVS The User Interface The log files will be stored in the installation path of the DVS Defrag menter in the subdirectory log see section Installation on page 2 2 DVS Defragmenter User Guide 4 20 Index A C abort defragmentation 3 5 4 16 SCANNER ann 3 2 4 5 Add to jab list 2 0 4 9 4 10 add to job list zen 4 14 administering a job list 3 4 4 13 assemble a job list
37. this section f To check whether the DVS Defragmenter is already installed on i your system simply try to start it as detailed in section Starting the Program on page 2 4 amp 2 1 1 Installing the DVS Defragmenter 2 2 The DVS Defragmenter s installation routine is a single executable file To install the DVS Defragmenter program perform the following Execute the installation file for example with a double click of the mouse This starts the routine which will guide you through the installation When it asks for the directory where to install the DVS Defragmenter act according to the system where you want to install the program CLIPSTER When installing the DVS Defragmenter on a Pronto2K 2 DVS video system connected to a DVS SAN it ProntoHD 2 should be installed on the same level as the Clipster program directory because then it can access the same license keys as the main DVS software lt directory gt Clipster m license Defrag other computer When installing the DVS Defragmenter on a systems computer system that is not a DVS video sys tem such as the metadata server of a DVS SAN the system must provide an account with administrative rights for the storage to be defragmented The program should be installed in the sug gested installation directory i e C Program Files DVS Defrag Getting Started Once the installation is initialized all necessary
38. ts max American_Bea American_Be American_Bea Downtown LA Downtown LA media preview 01d png W FILMZK Intergraph E a 0 2000 2000 2000 ree TC c 0 y 201 201 201 7 Intergraph Intergr Hollywood i_o_tool Timeline_4 M MGE Wo t00 vti dpx 00 x 1 0 1000 MESE _ 07d 5400 ax 10 1172 M vtr 005 v dpx 1 3 811 Mi vtr 006 vtr 07 x 9600 0000 129599 00 96 9600 9600 9600 Figure 4 4 Clip list The clip list can be used on the one hand to assess the state of individual clips on the hard disk array and on the other to select volumes and or directories for a later defragmentation The selected volumes directo ries are then added to the defragmentation job list see section The Job List and the Controls on page 4 13 For the assessment you may also use a visual representation of the scanned location This section explains all items and features provided by the clip list and its visual representation It is possible to scan individual directories only or hide entries from the clip list see section The Context Menu on page 4 10 In case entries are no longer available in the clip list you can regain the full clip list again by simply scanning the volume directory one more time This way you can also update a Clip list DVS Defragmenter User Guide PVs 4 3 1 The Clip List 4 8 Via the clip list you can determine the state of individual clips on the hard disk array and
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