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.
---
Be sure to do all of the following to help us incorporate your contribution
quickly and easily:
- [x] Make sure the PR title is formatted like:
`<Issue #>: Description of pull request`
`e.g. Issue 123: Description ...`
- [x] Make sure tests pass via `mvn clean apache-rat:check install
findbugs:check`.
- [x] Replace `<Issue #>` in the title with the actual Issue number, if
there is one.
---
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
----
commit b75dbf32f0831457980d976c50bb1df1a26726de
Author: Sijie Guo <sij...@twitter.com>
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.
----
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
