GitHub user sijie opened a pull request:
https://github.com/apache/bookkeeper/pull/202
BOOKKEEPER-759: Delay Ensemble Change & Disable Ensemble Change
Descriptions of the changes in this PR:
This pull request contains the changes around ensemble change.
- Delay Ensemble Change: Provide a flag to allow delay ensemble change. if
that is set to change, will not do ensemble change until it breaks ack quorum
requirements.
- Disable Ensemble Change: Provide a runtime feature flag to allow
disabling ensemble change. The ensemble change behavior can be disabled
on-the-fly via the FeatureProvider.
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- [x] Make sure the PR title is formatted like:
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`e.g. Issue 123: Description ...`
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You can merge this pull request into a Git repository by running:
$ git pull https://github.com/sijie/bookkeeper
client_changes/delay_ensemble_changes
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/bookkeeper/pull/202.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #202
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commit b75dbf32f0831457980d976c50bb1df1a26726de
Author: Sijie Guo <[email protected]>
Date: 2014-03-11T23:09:38Z
bookkeeper: delay ensemble change if it doesn't break ack quorum requirement
- flag to allow delay ensemble change. if that is set to change, will not
do ensemble change until it breaks ack quorum requirements
- add test case for delaying ensemble changes.
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