CALL US: 1 (866) 837-4827 Solutions Unstructured Data Growth Multi-Vendor Hybrid Cloud Healthcare Government Products Backup and Recovery Business Continuity Storage Management Information Governance Products A-Z Services Education Services Business Critical Source library or target library? It's infinitely better than the default of 64k where you will see diminished D2D performance and virtually no deduplication. Some are 64KB and some are 256KB. his comment is here
And now I have the following issue : Cannot append to medium (Invalid device block size 256KB, should be 64KB.)From where DP reading 64KB ?? How do I change the source or target library? You can use any block size you want with integration backups. But on HP-UX 11.31, addingOB2LIMITBLKSIZE=0 to .omnirc only changed the nature of the error messageFrom this:[Warning] From: [email protected] "HP:Ultrium 5-SCSI_3_bkup02" Time: 05/01/12 11:38:44[90:253] Block Size setting of 512KB is too big.
galreederx on: More reasons why HP Flexible Capacity should be on... That's less backup app metadata for inline dedupe to sort through.Thank you all for taking the time to comment! defaults for better performance.
changing blocksize from 64 kb to 256 is the way to increase performance but !!!!if you like to do Disaster recovery of windows OS's --> 64 KB backup of your OS on: Join us at ChefConf for a tasty serving of infrast... For HP Data Protector and EMC Networker software a block size of 512 KB has been found to provide the best deduplication ratio and performance balance.Not a problem. Thanks 0 Kudos All Forum Topics Previous Topic Next Topic 6 REPLIES Luc Minnaert Respected Contributor [Founder] Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight Print Email to
It is possible that updates have been made to the original version after this document was translated and published. Do you have any comments or recomendations on where these setting should actually be set at? No Yes Did this article save you the trouble of contacting technical support? read this post here This was caused by the stape driver quietly "chunking" larger block writes down to multiple 256k block writes.
Unless there are some more benefits to separate pools. Was the information on this page helpful? Another method is with TapeAnalyser.exe. HP Data Protector : Cannot append to medium (Inva...
The formula is (BlockSize/4096) + 1.Mention is also made of MaximumSGList in DP's help facility. check this link right here now But then you have to be shure also that dp and vms isn't using the library at the same time because of roboter and drives! 0 Kudos Reply The opinions expressed If the tape has already been used for a filesystem backup session, then the same error is encountered and DP tries a new tape again, and so on.This symptom is observed Change block size from 64 to 256.
Veritas does not guarantee the accuracy regarding the completeness of the translation. this content The information in this document is subject to change without notice. I'm very pleased to know that the information was beneficial. As per best practice, the Ultrium drives are configured with 256KB block size, which works great for regular filesystem backups.Whenever an MS ESE or MS SQL integrated backup runs, however, they
Also, Can I know the block size of the medium ?? The tape is 256KB but he's expecting 64KB tape. I haven't addressed Linux as a Media Agent host primarily because it wasn't possible in the test environment to which I am so graciously allowed access. http://gpscheduler.com/cannot-append/cannot-append-to-medium-medium-error.html Thank you!
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The more we work together, the more we all win! It is regularly updated and is available on the HP StorageWorks CD-ROM or on the HP Support website. Permalink 0 Kudos on 04-12-2012 08:08 AM Options Mark as Read Mark as New Bookmark Highlight Print Email to a Friend Report Inappropriate Content HiI had the same problem recentlywith a check over here Of course, if the tapes are scratch, why not just reformat all of them at the desired block size.
block sizes swapped around.The first happens when trying to append a VMS backup to a tape with windows data on it.The second case when happens when appending a windows backup to The DP Product Announcements Guide at http://h20000.www2.hp.com/bizsupport/TechSupport/CoreRedirect.jsp?redirectReason=DocIndexPDF&prodSeriesId=3889913&targetPage=http%3A%2F%2Fbizsupport1.austin.hp.com%2Fbc%2Fdocs%2Fsupport%2FSupportManual%2Fc01631244%2Fc01631244.pdf has this on page 61 -'Maximum block size for Media Agent on OpenVMS is 63.5 kB. If you experience an error in DP attempting to use a tape device configured with a 512k block size, the cause is most likely a configurable parameter called MaximumSGList which is Sign up for Subscriber's Choice Driver, Patch, Security, and Support alerts at the following URL: http://www.hp.com/go/myadvisory Hardware Platforms Affected: AJ823A(HP DAT 320 USB External Tape Drive: Standard HP Product), AJ825A(HP DAT
I am receiving the above message (seemingly) when trying to write to tapes that were previously written to by HPUX systems ie. However, users who change the default setting to block sizes larger than 64KB will experience an issue when using their application with the HP StorageWorks DAT 320 USB tape drive in The DP client installed on VMS is v5.5 (HP AXPVMS DP A5.50-76 aka DPWIN_00234). Success seems to be connected with action.
No Yes Aprediendo Oracle / HPUX / SAP BASIS viernes, 12 de abril de 2013 HP Data Protector : Cannot append to medium (Invalid device block size 64KB, should be 256KB.) You mentioned yours is that way too. Community Data Protector Practitioners Forum CommunityCategoryBoardUsers turn on suggestions Auto-suggest helps you quickly narrow down your search results by suggesting possible matches When not traveling, Jim resides in Edmond, OK with his wife, two grown children, and two dogs.
I will go ahead and leave both at 256 instead of 64 and go with it that way.Now if we can just figure out how to restore this D.P.
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