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Posted to reviews@kudu.apache.org by "Jean-Daniel Cryans (Code Review)" <ge...@cloudera.org> on 2016/06/27 23:12:05 UTC

[kudu-CR] KUDU-1496. NoLeaderMasterFoundException are mishandled

Jean-Daniel Cryans has uploaded a new change for review.

  http://gerrit.cloudera.org:8080/3516

Change subject: KUDU-1496. NoLeaderMasterFoundException are mishandled
......................................................................

KUDU-1496. NoLeaderMasterFoundException are mishandled

This is a regression from 0c8f72b4c5d637dba4c0c0da4f55ea918c287d88.

Once we have multi-master unit tests re-enabled, we'll have this
covered.

Change-Id: Ie33410bdcfcc1bf9d3afb559a01f50538d7e10b5
---
M java/kudu-client/src/main/java/org/kududb/client/AsyncKuduClient.java
1 file changed, 6 insertions(+), 5 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/kudu refs/changes/16/3516/1
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Gerrit-MessageType: newchange
Gerrit-Change-Id: Ie33410bdcfcc1bf9d3afb559a01f50538d7e10b5
Gerrit-PatchSet: 1
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: Jean-Daniel Cryans <jd...@apache.org>

[kudu-CR] KUDU-1496. NoLeaderMasterFoundException are mishandled

Posted by "Jean-Daniel Cryans (Code Review)" <ge...@cloudera.org>.
Jean-Daniel Cryans has posted comments on this change.

Change subject: KUDU-1496. NoLeaderMasterFoundException are mishandled
......................................................................


Patch Set 1:

(1 comment)

> Oops.
 > 
 > Outside of multi-master, this only manifests when the sole master
 > is booting up, right? That would explain why it happens often in
 > our unit tests.

Yup, I just didn't want to write tests that we already have.

http://gerrit.cloudera.org:8080/#/c/3516/1/java/kudu-client/src/main/java/org/kududb/client/AsyncKuduClient.java
File java/kudu-client/src/main/java/org/kududb/client/AsyncKuduClient.java:

Line 814:         return d;
> is it important that the getDeferred call happen before delayedSendRpcToTab
If by some chance the RPC completed before the return is done, we'd be sending back a new Deferred. Almost impossible to run into, but hey...


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Gerrit-MessageType: comment
Gerrit-Change-Id: Ie33410bdcfcc1bf9d3afb559a01f50538d7e10b5
Gerrit-PatchSet: 1
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: Jean-Daniel Cryans <jd...@apache.org>
Gerrit-Reviewer: Adar Dembo <ad...@cloudera.com>
Gerrit-Reviewer: Binglin Chang <de...@gmail.com>
Gerrit-Reviewer: Dan Burkert <da...@cloudera.com>
Gerrit-Reviewer: Jean-Daniel Cryans <jd...@apache.org>
Gerrit-Reviewer: Kudu Jenkins
Gerrit-HasComments: Yes

[kudu-CR] KUDU-1496. NoLeaderMasterFoundException are mishandled

Posted by "Jean-Daniel Cryans (Code Review)" <ge...@cloudera.org>.
Jean-Daniel Cryans has posted comments on this change.

Change subject: KUDU-1496. NoLeaderMasterFoundException are mishandled
......................................................................


Patch Set 1: Verified+1

Forcing +1 due to current messed up workspace.

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Gerrit-MessageType: comment
Gerrit-Change-Id: Ie33410bdcfcc1bf9d3afb559a01f50538d7e10b5
Gerrit-PatchSet: 1
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: Jean-Daniel Cryans <jd...@apache.org>
Gerrit-Reviewer: Adar Dembo <ad...@cloudera.com>
Gerrit-Reviewer: Binglin Chang <de...@gmail.com>
Gerrit-Reviewer: Dan Burkert <da...@cloudera.com>
Gerrit-Reviewer: Jean-Daniel Cryans <jd...@apache.org>
Gerrit-HasComments: No

[kudu-CR] KUDU-1496. NoLeaderMasterFoundException are mishandled

Posted by "Jean-Daniel Cryans (Code Review)" <ge...@cloudera.org>.
Jean-Daniel Cryans has submitted this change and it was merged.

Change subject: KUDU-1496. NoLeaderMasterFoundException are mishandled
......................................................................


KUDU-1496. NoLeaderMasterFoundException are mishandled

This is a regression from 0c8f72b4c5d637dba4c0c0da4f55ea918c287d88.

Once we have multi-master unit tests re-enabled, we'll have this
covered.

Change-Id: Ie33410bdcfcc1bf9d3afb559a01f50538d7e10b5
Reviewed-on: http://gerrit.cloudera.org:8080/3516
Reviewed-by: Adar Dembo <ad...@cloudera.com>
Reviewed-by: Dan Burkert <da...@cloudera.com>
Tested-by: Jean-Daniel Cryans <jd...@apache.org>
---
M java/kudu-client/src/main/java/org/kududb/client/AsyncKuduClient.java
1 file changed, 6 insertions(+), 5 deletions(-)

Approvals:
  Dan Burkert: Looks good to me, approved
  Jean-Daniel Cryans: Verified
  Adar Dembo: Looks good to me, approved



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Gerrit-MessageType: merged
Gerrit-Change-Id: Ie33410bdcfcc1bf9d3afb559a01f50538d7e10b5
Gerrit-PatchSet: 2
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: Jean-Daniel Cryans <jd...@apache.org>
Gerrit-Reviewer: Adar Dembo <ad...@cloudera.com>
Gerrit-Reviewer: Binglin Chang <de...@gmail.com>
Gerrit-Reviewer: Dan Burkert <da...@cloudera.com>
Gerrit-Reviewer: Jean-Daniel Cryans <jd...@apache.org>

[kudu-CR] KUDU-1496. NoLeaderMasterFoundException are mishandled

Posted by "Adar Dembo (Code Review)" <ge...@cloudera.org>.
Adar Dembo has posted comments on this change.

Change subject: KUDU-1496. NoLeaderMasterFoundException are mishandled
......................................................................


Patch Set 1: Code-Review+2

Oops.

Outside of multi-master, this only manifests when the sole master is booting up, right? That would explain why it happens often in our unit tests.

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Gerrit-MessageType: comment
Gerrit-Change-Id: Ie33410bdcfcc1bf9d3afb559a01f50538d7e10b5
Gerrit-PatchSet: 1
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: Jean-Daniel Cryans <jd...@apache.org>
Gerrit-Reviewer: Adar Dembo <ad...@cloudera.com>
Gerrit-Reviewer: Binglin Chang <de...@gmail.com>
Gerrit-Reviewer: Dan Burkert <da...@cloudera.com>
Gerrit-Reviewer: Kudu Jenkins
Gerrit-HasComments: No

[kudu-CR] KUDU-1496. NoLeaderMasterFoundException are mishandled

Posted by "Dan Burkert (Code Review)" <ge...@cloudera.org>.
Dan Burkert has posted comments on this change.

Change subject: KUDU-1496. NoLeaderMasterFoundException are mishandled
......................................................................


Patch Set 1: Code-Review+2

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Gerrit-MessageType: comment
Gerrit-Change-Id: Ie33410bdcfcc1bf9d3afb559a01f50538d7e10b5
Gerrit-PatchSet: 1
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: Jean-Daniel Cryans <jd...@apache.org>
Gerrit-Reviewer: Adar Dembo <ad...@cloudera.com>
Gerrit-Reviewer: Binglin Chang <de...@gmail.com>
Gerrit-Reviewer: Dan Burkert <da...@cloudera.com>
Gerrit-Reviewer: Jean-Daniel Cryans <jd...@apache.org>
Gerrit-Reviewer: Kudu Jenkins
Gerrit-HasComments: No

[kudu-CR] KUDU-1496. NoLeaderMasterFoundException are mishandled

Posted by "Kudu Jenkins (Code Review)" <ge...@cloudera.org>.
Kudu Jenkins has posted comments on this change.

Change subject: KUDU-1496. NoLeaderMasterFoundException are mishandled
......................................................................


Patch Set 1:

Build Started http://104.196.14.100/job/kudu-gerrit/2061/

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Gerrit-Change-Id: Ie33410bdcfcc1bf9d3afb559a01f50538d7e10b5
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Gerrit-Owner: Jean-Daniel Cryans <jd...@apache.org>
Gerrit-Reviewer: Kudu Jenkins
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[kudu-CR] KUDU-1496. NoLeaderMasterFoundException are mishandled

Posted by "Dan Burkert (Code Review)" <ge...@cloudera.org>.
Dan Burkert has posted comments on this change.

Change subject: KUDU-1496. NoLeaderMasterFoundException are mishandled
......................................................................


Patch Set 1:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/3516/1/java/kudu-client/src/main/java/org/kududb/client/AsyncKuduClient.java
File java/kudu-client/src/main/java/org/kududb/client/AsyncKuduClient.java:

Line 814:         return d;
is it important that the getDeferred call happen before delayedSendRpcToTablet?  If not I would suggest directly returning request.getDeferred().


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Gerrit-MessageType: comment
Gerrit-Change-Id: Ie33410bdcfcc1bf9d3afb559a01f50538d7e10b5
Gerrit-PatchSet: 1
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: Jean-Daniel Cryans <jd...@apache.org>
Gerrit-Reviewer: Adar Dembo <ad...@cloudera.com>
Gerrit-Reviewer: Binglin Chang <de...@gmail.com>
Gerrit-Reviewer: Dan Burkert <da...@cloudera.com>
Gerrit-Reviewer: Kudu Jenkins
Gerrit-HasComments: Yes