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Additional Changes
Changes include versions and fixes coming from testing and user feedback:
OSS
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Versions
See Third-Party Components for Storage 15.2 for the complete listing of packages and versions for this release.
Fixed in 15.2
Restarting
behavior —Behavior: Improved the behavior of restarting internal processes on failure, reducing the need for manual node restarts. (SWAR-9670)
Cluster
performance —Performance: Reduced disk utilization when feeds are in use, possibly improving cluster performance. (SWAR-9659)
Skylake
perf vulnerability detection —Perf Vulnerability Detection: Improved the detection of CPUs that might be impacted by a kernel-level performance vulnerability. (SWAR-9485)
Multi-
version deletion —Version Deletion: Fixed an issue where rapid deletes of multiple versions of the same object sometimes leave an Elasticsearch record for the removed object. (SWAR-9625)
Performance
—: Improved the GET performance; it is 10% better than the previous release (15.1.0). (SWAR-9660)
Watch Items and Known Issues
The following watch items are known:
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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 separator between “active-backup:” and ramdisk_size=190000 as used in above command.
restart netboot.
service netboot restart
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