Details
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Bug
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Resolution: Fixed
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Critical
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5.5.0
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CentOS 7
E5-2630 (24 vCPU)
64 GB RAM
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Untriaged
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Centos 64-bit
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Yes
Description
There is a major regression in build 5.5.0-1655 causing very poor DCP performance.
The issue can be reproduced even during initial data load:
1) Create a cluster with 4 nodes and 1 bucket
2) Load 100M items
3) Observe very low replication rate
Changelog:
kv_engine changed from 9996a54f7f0faa960596135bde582f6eb9d0da1d to master
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[+] 13e7746 Remove the extra thread_ids array
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[+] 55dda06 Refactor: replace get followed by set with a swap
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