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How to add a USB drive to a UB Virtual Appliance for use as a Backup Copy Target
The Backup Copy Target tab allows you to add media that can be removed as needed. It is the only location that allows you to remove the media without damage to the backups on the Unitrends. This means it can accept USB, eSATA, Tape, and NAS devices, as long as the hardware and Operating System/Hypervisor supports it. If…
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Power On Sequence for new RXDA chasssis (dec 2020)
Starting in December 2020, Unitrends began issuing a new model of RXDA Archive Chassis. This chassis has a unique power on sequence that might seem confusing. This process was included in the packaging with these new units but is also copied here. Power up Sequences: First Use on Power Cord Connection * Plug power cords…
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cmc_nas execution failed.ERROR: Failed to start the rpcbind.service service when connecting to backup copy target
SUMMARY RPCBIND service unable to start on CentOS 7.x systems ISSUE open defect w/ CentOS 7 where rpcbind service will not start if IPV6 is disabled RESOLUTION grep net.ipv6.conf.all.disable_ipv6 /etc/sysctl.conf net.ipv6.conf.all.disable_ipv6 = 1 grep net.ipv6.conf.default.disable_ipv6 /etc/sysctl.conf…
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Enabling AWS V4 Authentication
SUMMARY Migrating from Amazon Web Services v2 to AWS v4 Authentication. ISSUE On June 24, 2020*, AWS will fully stop support for V2 authentication to S3. Centos 6 appliances by default use V2 authentication and must be switched to using V4, Centos 7 appliances use V4 authentication by default. *Amazon has extended support…
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Troubleshooting tape changers by cmd line
ISSUE Is the changer attached? /usr/bp/bin/uarchive-scripts/tape.sh scan tape|scsi|0:0:1:0|HP|Ultrium_5-SCSI|HU1114G023|/dev/nst0 tape|scsi|0:0:2:0|HP|Ultrium_5-SCSI|HU1114G02F|/dev/nst1 changer|scsi|0:0:2:1|HP|MSL_G3_Series|350014380125886bc|/dev/sg16 - OR - HP MSL G3 Series is the changer in this example: lsscsi -g…
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'No S3QL filesystem was found' error when adding cloud storage
SUMMARY If this error occurs with cloudadm 1.67, update to cloudadm 1.69 or later. ISSUE Symptoms See this error message when trying to connect to CloudHook storage: cmc_nas execution failed.No S3QL filesystem was found ats3://unitrends-free-aws/offsite-backups/ERROR: Failed to mount directory…
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Archive disk does not appear on rescan
SUMMARY An archive drive may no longer be recognized after rescanning due to potential conflicts with other jobs running. ISSUE * Archive drive is not recognized after rescaning * uarchive log complains about drive not responding and running 'hotplug scan' shows that the drive is not responding 0 (3750): Apr 01 15:03:49 :…
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Archive performance is slow
SUMMARY Steps to improve archive performance ISSUE * Unitrends archiving performance on a next gen appliance or UEB using Inline Deduplication is noted to be slower than older generation appliances that did not have that feature in some cases. * Archive jobs are extending beyond an acceptable deadline. Archive speed is a…
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Failed: Device 'eSATA' not connected (ensure connection and rescan)
SUMMARY Update to 10.3.5 may cause disk prepare failures for cold copies (single disk archive) ISSUE After update to 10.3.5, both multi and single disk docks fail to prepare disk media for cold copies (archives). RESOLUTION *** Caution: For advanced users only. *** *** May cause un-repairable damage! *** For single-disk…
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trying to initialize my archive appliance
SUMMARY Unable to initialize disk following archive disk rotated ISSUE Unable to initialize disk following archive disk rotated RESOLUTION use putty to access ssh on the appliance (download http://putty.org) run df -h [root@DSMUnitrends02 ~]# df -hFilesystem Size Used Avail Use% Mounted on/dev/sda4 14G 2.4G 11G 18% /tmpfs…