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Hot Copy or restore failures may result from Hyper-V synthetic backups when non-default deduplication block size is used
SUMMARY Hot backup copy failures may result from invalid synthesized backups. ISSUE This issue is exceedingly rare. To encounter this issue, one first must be using a non-standard Hyper-V deduplication block size setting. If in the appliance master.ini file the value maxSubfileBytes_Hyper-V is not present, then the default…
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Replication not able to keep up with incoming backup volume
SUMMARY Replication continues to backlog with hundreds of new backups coming in every day. One example of this is a SQL server with multiple DBs performing transaction logs every 15 minutes. ISSUE Issue Customer has hundreds of jobs performed per day. Replication just doesn't seem able to keep up with the volume of jobs.…
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Backup Copy job status bar could exceed 100%
SUMMARY Steps to resolve an issue where the backup copy job status bar could exceed 100%. ISSUE Backup copy job status bar may exceed 100%. RESOLUTION Upgrade to version 9.1.0 or later of the Unitrends software. CAUSE A known bug in a version previous to 9.1.0.
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Bandwidth for a backup copy job can not be throttled to 0%
SUMMARY Step to resolve an issue where bandwidth for a backup copy job could not be throttled all the way to 0%. ISSUE Bandwidth for a backup copy job can not be throttled all the way to 0%. RESOLUTION Upgrade to version 9.1.0 or later of the Unitrends software. CAUSE A known bug in a version previous to 9.1.0.
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Confirmation dialog for removing a source appliance from a target did not warn users that the source's backups would be removed.
SUMMARY Confirmation dialog for removing a source appliance from a target did not warn users that the source's backups would be removed. ISSUE Confirmation dialog for removing a source appliance from a target did not warn users that the source's backups would be removed. RESOLUTION To resolve this issue, upgrade your…
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Tuning Hot Backup Copy (Replication) attributes on a source that is currently replicating.
SUMMARY How to tune replication attributes after the initial replication setup. ISSUE If you need to tune replication attributes on a source system after completing the initial replication setup, use these procedures in the Recovery-Series and UEB Administrator's Guide: Tuning bandwidth and throttling options and Setting…
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Sort by progress under the Active Jobs tab may not work properly
SUMMARY Sort by progress under the Active Jobs tab may not work properly. ISSUE The option to sort items under the Active Jobs tab by progress may not function properly. RESOLUTION To resolve this issue, upgrade your appliance to version 10.0.
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9.2.0-2 appliances may experience replication issues
SUMMARY 9.2.0-2 appliances may experience replication issues. ISSUE 9.2.0-2 appliances may experience replication issues. RESOLUTION To resolve this issue, upgrade your appliance to version 10.0. CAUSE Space_reclaimer core dumps. NOTES Reading symbols from /lib64/libnss_files.so.2...(no debugging symbols…
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Replication failure ELIMIT: Number of registrations exceed maximum limit
SUMMARY Replication failure, ELIMIT: Number of registrations exceed maximum limit ISSUE Problem: Replication failures with the following symptoms. When viewing the replication history report you see either of the following messages: Failed: Unable to send blocks. This replication will now retry. Network: no error Failed:…
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What are the system requirements for replication?
SUMMARY This article provides a link to documentation for replication requirements. ISSUE For detailed information on the requirements for replication, see Replication requirements in the Recovery-Series and UEB Administrator's Guide.