Couchbase Server

Prioritize active items over replica items for disk persistence

Details

  • Type: Improvement Improvement
  • Status: Resolved Resolved
  • Priority: Major Major
  • Resolution: Fixed
  • Affects Version/s: 1.7 beta
  • Fix Version/s: 2.0-beta
  • Component/s: couchbase-bucket
  • Security Level: Public
  • Labels:
    None

Description

It is much less important to persist replica data than active data since we can always recreate replicas. If there is a large disk write queue of replica data, we should prioritize writes for any active data to make sure that it gets to disk first.

Activity

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Farshid Ghods added a comment -
Chiyoung,

is this fixed already ?
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Farshid Ghods added a comment - Chiyoung, is this fixed already ?
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Chiyoung Seo added a comment -
No, we will fix it for 2.0
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Chiyoung Seo added a comment - No, we will fix it for 2.0
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Chiyoung Seo added a comment -
http://review.couchbase.org/#change,17659
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Chiyoung Seo added a comment - http://review.couchbase.org/#change,17659
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Thuan Nguyen added a comment -
Integrated in github-ep-engine-2-0 #361 (See [http://qa.hq.northscale.net/job/github-ep-engine-2-0/361/])
    MB-3875: Prioritize active vbuckets for persistence (Revision ef4099e8e0c90c270dbc2954632020efeb6d8944)

     Result = SUCCESS
Mike Wiederhold :
Files :
* t/vbucket_test.cc
* vbucketmap.hh
* vbucketmap.cc
* ep.cc
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Thuan Nguyen added a comment - Integrated in github-ep-engine-2-0 #361 (See [ http://qa.hq.northscale.net/job/github-ep-engine-2-0/361/ ])      MB-3875 : Prioritize active vbuckets for persistence (Revision ef4099e8e0c90c270dbc2954632020efeb6d8944)      Result = SUCCESS Mike Wiederhold : Files : * t/vbucket_test.cc * vbucketmap.hh * vbucketmap.cc * ep.cc

People

  • Assignee:
    Mike Wiederhold
    Reporter:
    Perry Krug
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Dates

  • Created:
    Updated:
    Resolved: