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OSS Versions — See [DRAFT] Third-Party Components for Storage 15.2.12 for the complete listing of packages and versions for this release.
Fixed in 15.2.1
Cluster instability2
EC multipart & versioned segments — The source of data loss is fixed that involves missing segments from obsolete EC object versions. (SWAR-9770)
Finalizing state on restart/shutdown — Fixed an issue that caused cluster instability while setting a replication or s3 backup push threads too highwhere a node does not finalize the state during restart or shutdown. Instead, the node requires manual power for cycling. (SWAR-97389767)
Rapid deletes —Fixed an over-utilization issue of an Elasticsearch resource related to rapid deletesNetwork disruption — A rare source of data loss is fixed where a cluster had significant network disruption for multiple HP cycles. (SWAR-97369753)
Added Intel ICE network driver — Intel ICE network driver now has the missing necessary firmwareEC conversion — Data loss is fixed that caused after EC conversions and also interleaved with volume recoveries. (SWAR-97149751)
Watch Items and Known Issues
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To upgrade Swarm 9 or higher, proceed to How to Upgrade Swarm. For migration from Swarm 8.x or earlier, contact DataCore Support for guidance.
Instructions for rpm v15.2 and above on CSN
The user must follow the below steps if using rpm version 15.2 or above on the CSN:
Edit
/etc/caringo/netboot/netboot.cfgfile on the CSN.Verify that KernelOptions parameter includes the new max size for the ramdisk.
Code Block kernelOptions = castor_net=active-backup: ramdisk_size=190000
Use space separater between “active-backup:” and ramdisk_size=190000 as used in above command.
restart netboot.
service netboot restart
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