[Bugs] [Bug 1753857] New: geo-rep: performance improvement while syncing heavy renames with existing destination

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1753857

            Bug ID: 1753857
           Summary: geo-rep: performance improvement while syncing heavy
                    renames with existing destination
           Product: GlusterFS
           Version: mainline
            Status: NEW
         Component: geo-replication
          Keywords: Performance
          Severity: high
          Priority: high
          Assignee: bugs at gluster.org
          Reporter: sunkumar at redhat.com
                CC: amukherj at redhat.com, avishwan at redhat.com,
                    bugs at gluster.org, csaba at redhat.com,
                    khiremat at redhat.com, kiyer at redhat.com,
                    puebele at redhat.com, rhs-bugs at redhat.com,
                    storage-qa-internal at redhat.com
        Depends On: 1726000
            Blocks: 1696809
  Target Milestone: ---
    Classification: Community



+++ This bug was initially created as a clone of Bug #1726000 +++

Description of problem:

The bz#1694820
addresses issue for RENAME issue when handling RENAME with existing
destination. This fix requires some performance tuning considering this issue
occurs in heavy rename workload.

Version-Release number of selected component (if applicable):
master

How reproducible:


Steps to Reproduce:

1. Run frequent RENAME on master mount and check for sync in slave.

Ex - while true; do uuid="`uuidgen`"; echo "some data" > "test$uuid"; mv
"test$uuid" "test" -f; done 

Actual results:


Expected results:


Additional info:


Referenced Bugs:

https://bugzilla.redhat.com/show_bug.cgi?id=1726000
[Bug 1726000] geo-rep: performance improvement while syncing heavy renames with
existing destination
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