Maybe OS and programs get backed up as one job, and data as a second job. As we are using 400/800gb tapes. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the Using any kind of compression with compressible data demands more from your disk subsystem in order to keep the tape drive streaming. http://dragonplayer.net/backup-exec/backup-exec-hardware-compression-not-working.php
Sign in to add this to Watch Later Add to Loading playlists... Suggested Solutions Title # Comments Views Activity Brocade fabric merge at different FOS levels 2 49 55d Change Retention policy - Windows server backup - Windows 2012 R2 2 48 52d We also run 12.5 and backup a few servers to LT04 tapes and some to disk. We removed so many folders to try to squeeze it onto one tape for now. 1 This discussion has been inactive for over a year. https://vox.veritas.com/t5/Backup-Exec/Backup-Exec-tape-backup-file-compression-not-working/td-p/566027
We are using Symantec Backup Exec 2014 on Windows Server Standard 2008 32bit with LTO 3 400/800 GB backup tapes with a Dell Powervault LTO4-EH1 tape drive (We looked up the For awhile now it is just going a 1:1 compression and is taking a lot of tapes. Close Sign In Print Article Products Related Articles Article Languages Subscribe to this Article Manage your Subscriptions Problem In Backup Exec 2012 it may be noticed that compression is not Or, 2) Consider splitting the backup in to two pieces.
There is no control over the amount of compression being achieved and even this depends upon various factors such as type of data which is being backed up etc. Tags: Symantec Backup ExecReview it: (339) Reply Subscribe RELATED TOPICS: How to set the Compression ratio 2:1 in symantec Backup 10d Symantec Backup Exec 12.5 - not getting compression BackupExec 2014 nowadays, it is likely that you have CPU power to spare on the computer that is running backup exec, and likely a fast cpu that will compress more efficiently that your I have contacted Symantec and they claim the tape library does the majority of the compression and to check on that.
more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Backup Exec 2015 Compression Should be able to contact support for the hardware and get some help to get hardware compression working. 0 Poblano OP Doug D Oct 1, 2009 at 11:52 Note that there's no effective difference between HW compression and SW compression in the discussion above. In your case, you need to feed the tape drive at at least 12MB/second -- which doesn't seem like a lot, but if you're backing up small files in deeply nested
First Name Please enter a first name Last Name Please enter a last name Email We will never share this with anyone. Why were pre-election polls and forecast models so wrong about Donald Trump? Robert McMillen 24,714 views 2:11 Windows Server 2008 Backup (Step-By-Step) - Duration: 13:16. Updating it before calling support will save you some time.
Is the archive less than 50% in size than the original? https://community.spiceworks.com/topic/78006-symantec-backup-exec-12-5-not-getting-compression Processed 10,737,420,400 bytes in 15 minutes and 34 seconds. Backup Exec 2014 Compression Guess we will just buy one and see what happens? 0 Jalapeno OP Ken48 Aug 7, 2014 at 1:26 UTC LOL we just noticed from that PIC that Login.
So essentially all the work is up front and the duplicate is literally a basic copy function. navigate here Oh -- one other thing to take into consideration is that you're not just writing the file contents to tape. Most people have trouble feeding a tape drive at 100MB/sec. Sign in to make your opinion count.
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I meant 1:2 CR, ofcourse, sorry. It is really strange.. 0 Kudos Reply Your problem could be due to pkh Moderator Trusted Advisor Certified 04-23-2012 08:41 PM Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Thanks, Vivek 1 Jalapeno OP Ken48 Aug 7, 2014 at 1:24 UTC Thanks for the info. Join the community Back I agree Powerful tools you need, all for free.
The compression ratio for the same set of data for both hardware and software compression should be about the same. 0 Kudos Reply I am also having the same problems Towing When we enable the compression on the drive with HP Tapetools the drive is ok. According to the document, the value of 40 I have highlighted is compression disabled. this contact form Fairly new HP server, with BE 2012, cannot get over 400GB on a LTO3 tape, it honks asking for another tape at about 380GB.
It is possible that updates have been made to the original version after this document was translated and published. Add to Want to watch this again later? the converted ones did not work at all. How high compress ratio did you get?
We have Backup Exec 2010 and a HPDAT160 USB tape drive. Veritas.com Support Veritas Open Exchange Login or Join Communities Information Governance Backup and Recovery Business Continuity Partners Inside Veritas Vision 2016 Developers Blogs Groups Vision 2016 Veritas.com Support Communities Information Governance surya prakash 7,887 views 12:44 Symantec Backup Exec 2012 Webinar - Duration: 49:38. After discussing this witht he support tech, some other logs have been gathered and the case has been referred to a higher level support tech.
There is a Mode_Sense6 after this one that confirms the settings -------------------------------------------------------------------------------- Event: 262 Start: 15:48:33.637 Stop: 15:48:33.641 Duration: 0.003906 SCSI Address: 05:00:03:00 Function SRB_FUNCTION_EXECUTE_SCSI SCSI Status SCSISTAT_GOOD Sense Length 0 You may be on to something.