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Posted to issues@flink.apache.org by NicoK <gi...@git.apache.org> on 2017/05/31 14:37:18 UTC
[GitHub] flink pull request #4033: [FLINK-6784][docs] update externalized checkpoints...
GitHub user NicoK opened a pull request:
https://github.com/apache/flink/pull/4033
[FLINK-6784][docs] update externalized checkpoints documentation
please also merge into `master`
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/NicoK/flink flink-6784
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/4033.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 #4033
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commit cb6cd59177bfa89e8f0ad01ee22b49f86b558c6a
Author: Nico Kruber <ni...@data-artisans.com>
Date: 2017-05-31T14:22:22Z
[FLINK-6784][docs] update externalized checkpoints documentation
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[GitHub] flink pull request #4033: [FLINK-6784][docs] update externalized checkpoints...
Posted by alpinegizmo <gi...@git.apache.org>.
Github user alpinegizmo commented on a diff in the pull request:
https://github.com/apache/flink/pull/4033#discussion_r119394799
--- Diff: docs/setup/checkpoints.md ---
@@ -54,4 +63,17 @@ state.checkpoints.dir: hdfs:///checkpoints/
This directory will then contain the checkpoint meta data required to restore the checkpoint. The actual checkpoint files will still be available in their configured directory. You currently can only set this via the configuration files.
-Follow the [savepoint guide]({{ site.baseurl }}/setup/cli.html#savepoints) when you want to resume from a specific checkpoint.
+### Difference to Savepoints
+
+Externalized checkpoints have a few differences to [savepoints](savepoints.html). They
--- End diff --
differences from
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[GitHub] flink issue #4033: [FLINK-6784][docs] update externalized checkpoints docume...
Posted by zentol <gi...@git.apache.org>.
Github user zentol commented on the issue:
https://github.com/apache/flink/pull/4033
merging.
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[GitHub] flink issue #4033: [FLINK-6784][docs] update externalized checkpoints docume...
Posted by NicoK <gi...@git.apache.org>.
Github user NicoK commented on the issue:
https://github.com/apache/flink/pull/4033
Thanks, I addressed your comments and added some new sections which make the documentation more complete
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[GitHub] flink issue #4033: [FLINK-6784][docs] update externalized checkpoints docume...
Posted by zentol <gi...@git.apache.org>.
Github user zentol commented on the issue:
https://github.com/apache/flink/pull/4033
+1 to merge.
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[GitHub] flink pull request #4033: [FLINK-6784][docs] update externalized checkpoints...
Posted by asfgit <gi...@git.apache.org>.
Github user asfgit closed the pull request at:
https://github.com/apache/flink/pull/4033
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[GitHub] flink pull request #4033: [FLINK-6784][docs] update externalized checkpoints...
Posted by alpinegizmo <gi...@git.apache.org>.
Github user alpinegizmo commented on a diff in the pull request:
https://github.com/apache/flink/pull/4033#discussion_r119394443
--- Diff: docs/setup/checkpoints.md ---
@@ -28,12 +28,21 @@ under the License.
## Overview
-TBD
-
+Checkpoints make state in Flink fault tolerant by allowing to recover state
+and positions in the streams to give the application the same semantics as
+a failure-free execution.
--- End diff --
Checkpoints make state in Flink fault tolerant by allowing state
and the corresponding stream positions to be recovered,
thereby giving the application the same semantics as a failure-free execution.
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[GitHub] flink issue #4033: [FLINK-6784][docs] update externalized checkpoints docume...
Posted by twalthr <gi...@git.apache.org>.
Github user twalthr commented on the issue:
https://github.com/apache/flink/pull/4033
@zentol what is the status of this PR? It is still not merged.
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[GitHub] flink issue #4033: [FLINK-6784][docs] update externalized checkpoints docume...
Posted by NicoK <gi...@git.apache.org>.
Github user NicoK commented on the issue:
https://github.com/apache/flink/pull/4033
playing around with this some more, I'd like to add some more text about the directory structure and restore
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