Article Number: 000192759
10/11/2021 02:18:00 PM nsrd NSR info unity.delltechnologies.com:/saveset/name saving to pool 'NDMPBCKPSPOOL' (560056) 10/11/2021 02:18:00 PM nsrmmd#138 NSR warning ndmp header: I/O error 10/11/2021 02:18:00 PM nsrd NSR info media warning: rd=unity.delltechnologies.com:c64t0l3 (NDMP) writing: Input/output error, at file 1023 record 1 10/11/2021 02:18:00 PM nsrd NSR info Media Notice: LTO Ultrium-5 tape 560056 on rd=unity.delltechnologies.com:c64t0l3 (NDMP) is full 10/11/2021 02:18:00 PM nsrd NSR info Media Notice: LTO Ultrium-5 tape 560056 used 1004 GB of 1500 GB capacity 10/11/2021 02:18:00 PM nsrd NSR info Media Notice: NetWorker media: (Warning) 560056 marked full prematurely. Verify possible error on the device rd=unity.delltechnologies.com:c64t0l3 (NDMP), advertised capacity is 1500 GB marked full at 1004 GB 10/11/2021 02:18:00 PM nsrmmd#138 NSR notice 10/11/21 14:18:00.270807 NDMP Service Debug: The process id for NDMP service is 0x1ccca778 10/11/2021 02:18:00 PM nsrmmd#138 SYSTEM critical An I/O error has been detected. This could be due to device block size mismatch in the NetWorker configuration and the device. 10/11/2021 02:18:00 PM nsrd NSR info Write completion Notice: Writing to volume 560056 completed 10/11/2021 02:18:00 PM nsrd NSR info unity.delltechnologies.com:/saveset/name done saving 10/11/2021 02:18:00 PM nsrd NSR info : done saving
42909:nsrndmp_save: Performing DAR Backup.. 83320:nsrndmp_save: Performing incremental backup, BASE_DATE = 44583379817 42785:nsrndmp_save: Performing backup to NDMP type of device 174908:nsrndmp_save:Saving the backup data in the pool 'NDMPBCKPSPOOL'. 175019:nsrndmp_save:Received the media management binding information on the host 'nwserver.delltechnologies.com'. 174910:nsrndmp_save:Connected to the nsrmmd process on the host 'nwserver.delltechnologies.com'. 175297:nsrndmp_save: Unable to set up the direct save with server 'nwserver.delltechnologies.com': XDR flush error from ndmp header: -999. 42786:nsrndmp_save: NSR server nwserver.delltechnologies.com: XDR flush error from ndmp header: -999 5766:nsrndmp_save: waiting 30 seconds then retrying 174908:nsrndmp_save:Saving the backup data in the pool 'NDMPBCKPSPOOL'. 175019:nsrndmp_save:Received the media management binding information on the host 'nwserver.delltechnologies.com'. 174910:nsrndmp_save:Connected to the nsrmmd process on the host 'nwserver.delltechnologies.com'. 175297:nsrndmp_save: Unable to set up the direct save with server 'nwserver.delltechnologies.com': retry needed. 42786:nsrndmp_save: NSR server nwserver.delltechnologies.com: retry needed 5766:nsrndmp_save: waiting 30 seconds then retrying 174908:nsrndmp_save:Saving the backup data in the pool 'NDMPBCKPSPOOL'. 175019:nsrndmp_save:Received the media management binding information on the host 'nwserver.delltechnologies.com'. 174910:nsrndmp_save:Connected to the nsrmmd process on the host 'nwserver.delltechnologies.com'. 175297:nsrndmp_save: Unable to set up the direct save with server 'nwserver.delltechnologies.com': retry needed. 42786:nsrndmp_save: NSR server nwserver.delltechnologies.com: retry needed 5766:nsrndmp_save: waiting 30 seconds then retrying 7136:nsrndmp_save: (interrupted), exiting
64kB block size (default behaviour): NetWorker NDMP tape devices are set to use "handler default" + Unity client instance in NetWorker does not have NDMP_AUTO_BLOCK_SIZE=Y appended to it's Application Information field + the Unity itself uses readWriteBlockSizeInKB=64 and bufsz=256 (and full reboot of Unity after changing). 128kB block size: NetWorker NDMP tape devices are set to use "128kB" + Unity client instance in NetWorker has NDMP_AUTO_BLOCK_SIZE=Y appended to it's Application Information field + the Unity itself uses readWriteBlockSizeInKB=128 and bufsz=256 (and full reboot of Unity after changing). 256kB block size: NetWorker NDMP tape devices are set to use "256kB" + Unity client instance in NetWorker has NDMP_AUTO_BLOCK_SIZE=Y appended to it's Application Information field + the Unity itself uses readWriteBlockSizeInKB=256 and bufsz=512 (and full reboot of Unity after changing).
svc_nas ALL -param -facility NDMP -list svc_nas ALL -param -facility PAX -info readWriteBlockSizeInKB
NetWorker Family, Dell EMC Unity, NetWorker
10 Jan 2022
2
Solution