[jira] [Created] (HDFS-2795) HA: Standby NN takes a long time to recover from a dead DN starting up

2012-01-15 Thread Aaron T. Myers (Created) (JIRA)
HA: Standby NN takes a long time to recover from a dead DN starting up
--

 Key: HDFS-2795
 URL: https://issues.apache.org/jira/browse/HDFS-2795
 Project: Hadoop HDFS
  Issue Type: Sub-task
  Components: data-node, ha, name-node
Affects Versions: HA branch (HDFS-1623)
Reporter: Aaron T. Myers
Assignee: Aaron T. Myers
Priority: Critical


To reproduce:

# Start an HA cluster with a DN.
# Write several blocks to the FS with replication 1.
# Shutdown the DN
# Wait for the NNs to declare the DN dead. All blocks will be under-replicated.
# Restart the DN.

Note that upon restarting the DN, the active NN will immediately get all block 
locations from the initial BR. The standby NN will not, and instead will slowly 
add block locations for a subset of the previously-missing blocks on every DN 
heartbeat.

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[jira] [Commented] (HDFS-2794) HA: Active NN may purge edit log files before standby NN has a chance to read them

2012-01-15 Thread Aaron T. Myers (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2794?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186752#comment-13186752
 ] 

Aaron T. Myers commented on HDFS-2794:
--

Agree it's not super high priority, but we should try to improve the situation 
if we can. Easy things which would help would be to:

* Automatically configure a higher minimum retention count if HA is enabled
* Make sure to document that admins should also configure a remote fsimage dir 
in addition to the shared remote edits dir

> HA: Active NN may purge edit log files before standby NN has a chance to read 
> them
> --
>
> Key: HDFS-2794
> URL: https://issues.apache.org/jira/browse/HDFS-2794
> Project: Hadoop HDFS
>  Issue Type: Sub-task
>  Components: ha, name-node
>Affects Versions: HA branch (HDFS-1623)
>Reporter: Aaron T. Myers
>Assignee: Aaron T. Myers
>
> Given that the active NN is solely responsible for purging finalized edit log 
> segments, and given that the active NN has no way of knowing when the standby 
> reads edit logs, it's  possible that the standby NN could fail to read all 
> edits it needs before the active purges the files.

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[jira] [Commented] (HDFS-2794) HA: Active NN may purge edit log files before standby NN has a chance to read them

2012-01-15 Thread Todd Lipcon (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2794?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186739#comment-13186739
 ] 

Todd Lipcon commented on HDFS-2794:
---

Worth noting that this only happens if the admin explicitly invokes 
saveNamespace on the active node more times than the configured retention count 
(or restarts serveral times without running the SBN in between). So it's easy 
to work-around by configuring the retention count high, and in the scenario 
that you do hit the problem, you can simply scp any image from the active and 
restart the SBN.

> HA: Active NN may purge edit log files before standby NN has a chance to read 
> them
> --
>
> Key: HDFS-2794
> URL: https://issues.apache.org/jira/browse/HDFS-2794
> Project: Hadoop HDFS
>  Issue Type: Sub-task
>  Components: ha, name-node
>Affects Versions: HA branch (HDFS-1623)
>Reporter: Aaron T. Myers
>Assignee: Aaron T. Myers
>
> Given that the active NN is solely responsible for purging finalized edit log 
> segments, and given that the active NN has no way of knowing when the standby 
> reads edit logs, it's  possible that the standby NN could fail to read all 
> edits it needs before the active purges the files.

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[jira] [Created] (HDFS-2794) HA: Active NN may purge edit log files before standby NN has a chance to read them

2012-01-15 Thread Aaron T. Myers (Created) (JIRA)
HA: Active NN may purge edit log files before standby NN has a chance to read 
them
--

 Key: HDFS-2794
 URL: https://issues.apache.org/jira/browse/HDFS-2794
 Project: Hadoop HDFS
  Issue Type: Sub-task
  Components: ha, name-node
Affects Versions: HA branch (HDFS-1623)
Reporter: Aaron T. Myers
Assignee: Aaron T. Myers


Given that the active NN is solely responsible for purging finalized edit log 
segments, and given that the active NN has no way of knowing when the standby 
reads edit logs, it's  possible that the standby NN could fail to read all 
edits it needs before the active purges the files.

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[jira] [Created] (HDFS-2793) HA: Add an admin command to trigger an edit log roll

2012-01-15 Thread Aaron T. Myers (Created) (JIRA)
HA: Add an admin command to trigger an edit log roll


 Key: HDFS-2793
 URL: https://issues.apache.org/jira/browse/HDFS-2793
 Project: Hadoop HDFS
  Issue Type: Sub-task
  Components: ha, name-node
Reporter: Aaron T. Myers
Assignee: Aaron T. Myers
 Fix For: HA branch (HDFS-1623)


This seems like it would also be helpful outside of the context of HA, but 
especially so given that the standby can currently only read finalized log 
segments.

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[jira] [Created] (HDFS-2792) HA: Make fsck work

2012-01-15 Thread Aaron T. Myers (Created) (JIRA)
HA: Make fsck work
--

 Key: HDFS-2792
 URL: https://issues.apache.org/jira/browse/HDFS-2792
 Project: Hadoop HDFS
  Issue Type: Sub-task
  Components: ha, name-node
Affects Versions: HA branch (HDFS-1623)
Reporter: Aaron T. Myers
Assignee: Aaron T. Myers


Currently `hadoop fsck' works, if one specifies an FS explicitly using the 
generic option "-fs". It will fail with an op-category check if one specifies 
the address of the standby NN. It will fail if one does not specify an FS.

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[jira] [Commented] (HDFS-2792) HA: Make fsck work

2012-01-15 Thread Aaron T. Myers (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2792?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186729#comment-13186729
 ] 

Aaron T. Myers commented on HDFS-2792:
--

It's not entirely clear to me what the appropriate behavior is here. Should 
`fsck' perform some sort of HTTP client failover? Should an admin be able to 
run `fsck' against the standby NN, to make sure it's in ship-shape?

> HA: Make fsck work
> --
>
> Key: HDFS-2792
> URL: https://issues.apache.org/jira/browse/HDFS-2792
> Project: Hadoop HDFS
>  Issue Type: Sub-task
>  Components: ha, name-node
>Affects Versions: HA branch (HDFS-1623)
>Reporter: Aaron T. Myers
>Assignee: Aaron T. Myers
>
> Currently `hadoop fsck' works, if one specifies an FS explicitly using the 
> generic option "-fs". It will fail with an op-category check if one specifies 
> the address of the standby NN. It will fail if one does not specify an FS.

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[jira] [Updated] (HDFS-2772) HA: On transition to active, standby should not swallow ELIE

2012-01-15 Thread Aaron T. Myers (Updated) (JIRA)

 [ 
https://issues.apache.org/jira/browse/HDFS-2772?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Aaron T. Myers updated HDFS-2772:
-

Attachment: HDFS-2772-HDFS-1623.patch

Here's a patch which addresses the issue.

> HA: On transition to active, standby should not swallow ELIE
> 
>
> Key: HDFS-2772
> URL: https://issues.apache.org/jira/browse/HDFS-2772
> Project: Hadoop HDFS
>  Issue Type: Sub-task
>  Components: ha, name-node
>Affects Versions: HA branch (HDFS-1623)
>Reporter: Aaron T. Myers
>Assignee: Aaron T. Myers
> Attachments: HDFS-2772-HDFS-1623.patch
>
>
> EditLogTailer#doTailEdits currently catches, logs, and swallows 
> EditLogInputException. This is fine in the case when the standby is sitting 
> idly behind tailing logs. However, when the standby is transitioning to 
> active, swallowing this exception is incorrect, since it could cause the 
> standby to silently fail to load all the edits before becoming active.

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[jira] [Commented] (HDFS-2681) Add ZK client for leader election

2012-01-15 Thread Todd Lipcon (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186672#comment-13186672
 ] 

Todd Lipcon commented on HDFS-2681:
---

- Can {{ActiveStandbyElector}} be made package-private? If not, it should get 
audience annotations (perhaps private, perhaps LimitedPrivate to HDFS? not sure)
-- Same with the inner interface


{code}
+ * or loss of Zookeeper quorum. Thus enterSafeMode can be used to guard
+ * against split-brain issues. In such situations it might be prudent to
+ * call becomeStandby too. However, such state change operations might be
+ * expensive and enterSafeMode can help guard against doing that for
+ * transient issues.
+ */
{code}
- I think the above references to {{enterSafeMode}} are supposed to be 
{{enterNeutralMode}}, right?
- Also, it can't really guard against split brain, because there is no 
guarantee on the timeliness of delivery of these messages. That is to say, the 
other participants in the election might receive {{becomeActive}} before this 
participant receives {{enterNeutralMode}}. So, I'm not sold on the necessity of 
this callback.



{code}
+void notifyFatalError();
{code}

Shouldn't this come with some kind of Exception argument or at least a String 
error message? Right now if we hit it, it won't be clear in the logs which of 
several cases caused it.


{code}
+  /**
+   * Name of the lock znode used by the library
+   */
+  public static final String lockFileName = 
"ActiveStandbyElectorLock-21EC2020-3AEA-1069-A2DD-08002B30309D";
{code}

- why is this public?
- should also be ALL_CAPS.
- what's with the random UUID in there? Assumedly this library would be 
configured to be rooted inside some base directory in the tree which would 
include the namespaceID, etc.


{code}
+   * Setting a very short session timeout may result in frequent transitions
+   * between active and standby states during issues like network outages.
{code}

Also should mention GC pauses here -- they're more frequent than network blips 
IME.

{code}
+   * @param zookeeperHostPort
+   *  ZooKeeper hostPort for all ZooKeeper servers
{code}

Comma-separated? Perhaps better to name it {{zookeeperHostPorts}} since there 
is more than one server in the quorum.

- typo: "reference to callback *inteface* object"


{code}
+appData = new byte[data.length];
+System.arraycopy(data, 0, appData, 0, data.length);
{code}
Could use Arrays.copyOf() here instead



- Rename {{operationSuccess}} etc to {{isSuccessCode}} -- I think that's a 
clearer naming.
- Make ActiveStandbyElectorTester an inner class of TestActiveStandbyElector. 
We generally discourage having multiple "outer" classes per Java file. You can 
then avoid making two "mockZk" objects, and "count" wouldn't have to be static, 
either. The whole class could be done as an anonymous class, inline, probably.
- Echo what Suresh said about catching exceptions in tests - should let it fall 
through and fail the test - that'll also make sure the exception that was 
triggered makes it all the way up to the test runner and recorded properly 
(handy when debugging in Eclipse for example)
- In a couple places, you catch an expected exception and then verify, but you 
should also add an {{Assert.fail("Didn't throw exception")}} in the {{try}} 
clause to make sure the exception was actually thrown.


{code}
+ * active and the rest become standbys.  This election mechanism is
+ * efficient for small number of election candidates (order of 10's) because
{code}
Should say "_only_ efficient" to be clear



{code}
+ * {@link ActiveStandbyElectorCallback} to interact with the elector
+ * 
+ */
{code}
Extra blank lines inside javadoc comments should be removed



Some general notes/nits:

- Some of the INFO level logs are probably better off at DEBUG level. Or else, 
they should be expanded out to more operator-readable information (most ops 
will have no clue what "CreateNode result: 2 for path: /blah/blah" means.
- Some more DEBUG level logs could be added to the different cases, or even 
INFO level ones at the unexpected ones (like having to retry, or being 
Disconnected, etc). I don't think there's any harm in being fairly verbose 
about state change events that are expected to only happen during fail-overs, 
and in case it goes wrong we want to have all the details at hand. But, as 
above, they should be operator-understandable.
- Javadoc breaks should be {{}} rather than {{}}.
- Constants should be ALL_CAPS -- eg {{LOG}} rather than {{Log}
- Add a constant for NUM_RETRIES instead of hard-coded 3.
- Should never use {{e.printStackTrace}} -- instead, use {{LOG.error}} or 
{{LOG.warn}} with the second argument as the exception. This will print the 
trace, but also makes sure it goes to the right log.

> Add ZK client for leader election
> ---

[jira] [Commented] (HDFS-2747) HA: entering safe mode after starting SBN can NPE

2012-01-15 Thread Todd Lipcon (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2747?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186659#comment-13186659
 ] 

Todd Lipcon commented on HDFS-2747:
---

- add braces around the body of the new if statement
- typo in test name: "ShoulNot"
- parameter should capitalize "namesystem" not "nameSystem" since it is 
FSNamesystem, not FSNameSystem
-- I also think NameNodeAdapter is probably a better spot for this than 
FSImageTestUtil
- In the javadoc for the new tests, can you mention that it is a regression 
test for HDFS-2747? I think it's useful for future maintenance of the tests to 
be able to refer back to the discussion on this bug.

Thanks!

> HA: entering safe mode after starting SBN can NPE
> -
>
> Key: HDFS-2747
> URL: https://issues.apache.org/jira/browse/HDFS-2747
> Project: Hadoop HDFS
>  Issue Type: Sub-task
>  Components: ha
>Affects Versions: HA branch (HDFS-1623)
>Reporter: Eli Collins
>Assignee: Uma Maheswara Rao G
> Attachments: HDFS-2747.patch
>
>
> Entering Safemode on the primary after while it's already in safemode after 
> the SBN is started results in an NPE: 
> {noformat}
> hadoop-0.24.0-SNAPSHOT $ ./bin/hdfs dfsadmin -safemode get
> Safe mode is ON
> hadoop-0.24.0-SNAPSHOT $ ./bin/hdfs dfsadmin -safemode enter
> safemode: java.lang.NullPointerException
> {noformat}

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[jira] [Commented] (HDFS-2788) HdfsServerConstants#DN_KEEPALIVE_TIMEOUT is dead code

2012-01-15 Thread Hudson (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2788?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186507#comment-13186507
 ] 

Hudson commented on HDFS-2788:
--

Integrated in Hadoop-Mapreduce-trunk #959 (See 
[https://builds.apache.org/job/Hadoop-Mapreduce-trunk/959/])
HDFS-2788. HdfsServerConstants#DN_KEEPALIVE_TIMEOUT is dead code. 
Contributed by Eli Collins

eli : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1231569
Files : 
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* 
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/HdfsServerConstants.java


> HdfsServerConstants#DN_KEEPALIVE_TIMEOUT is dead code
> -
>
> Key: HDFS-2788
> URL: https://issues.apache.org/jira/browse/HDFS-2788
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: data-node
>Affects Versions: 0.22.0, 0.23.0
>Reporter: Eli Collins
>Assignee: Eli Collins
> Attachments: hdfs-2788.txt
>
>
> HDFS-941 introduced HdfsServerConstants#DN_KEEPALIVE_TIMEOUT but its never 
> used. Perhaps was renamed to 
> DFSConfigKeys#DFS_DATANODE_SOCKET_REUSE_KEEPALIVE_DEFAULT while the patch was 
> written and the old one wasn't deleted.

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[jira] [Commented] (HDFS-2790) FSNamesystem.setTimes throws exception with wrong configuration name in the message

2012-01-15 Thread Hudson (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2790?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186510#comment-13186510
 ] 

Hudson commented on HDFS-2790:
--

Integrated in Hadoop-Mapreduce-trunk #959 (See 
[https://builds.apache.org/job/Hadoop-Mapreduce-trunk/959/])
HDFS-2790. FSNamesystem.setTimes throws exception with wrong configuration 
name in the message. Contributed by Arpit Gupta

eli : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1231572
Files : 
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* 
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java


> FSNamesystem.setTimes throws exception with wrong configuration name in the 
> message
> ---
>
> Key: HDFS-2790
> URL: https://issues.apache.org/jira/browse/HDFS-2790
> Project: Hadoop HDFS
>  Issue Type: Bug
>Affects Versions: 0.24.0, 1.0.0, 1.1.0
>Reporter: Arpit Gupta
>Assignee: Arpit Gupta
>Priority: Minor
> Fix For: 0.23.1, 1.1.0
>
> Attachments: HDFS-2790-branch-1.patch, HDFS-2790.patch, 
> HDFS-2790.patch
>
>
> the api throws this message when hdfs is not configured for accessTime
> "Access time for hdfs is not configured.  Please set dfs.support.accessTime 
> configuration parameter."
> The property name should be dfs.access.time.precision

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[jira] [Commented] (HDFS-2788) HdfsServerConstants#DN_KEEPALIVE_TIMEOUT is dead code

2012-01-15 Thread Hudson (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2788?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186503#comment-13186503
 ] 

Hudson commented on HDFS-2788:
--

Integrated in Hadoop-Mapreduce-0.23-Build #161 (See 
[https://builds.apache.org/job/Hadoop-Mapreduce-0.23-Build/161/])
HDFS-2788. svn merge -c 1231569 from trunk

eli : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1231570
Files : 
* /hadoop/common/branches/branch-0.23
* /hadoop/common/branches/branch-0.23/hadoop-common-project
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-auth
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common
* 
/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/CHANGES.txt
* 
/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/main/docs
* 
/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/main/java
* 
/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/test/core
* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs
* 
/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* 
/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java
* 
/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/HdfsServerConstants.java
* 
/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/native
* 
/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/datanode
* 
/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs
* 
/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/secondary
* 
/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/test/hdfs
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/.gitignore
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/CHANGES.txt
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/bin
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/conf
* 
/hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/mapred-default.xml
* 
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* 
/hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-site
* 
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* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/c++
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/contrib
* 
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* 
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* 
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* 
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* 
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* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/contrib/index
* 
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* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/examples
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/java
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/test/mapred
* 
/hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/test/mapred/org/apache/hadoop/fs
* 
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* 
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* 
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* 
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* 
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* 
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* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/webapps/job
* /hadoop/common/branches/branch-0.23/hadoop-project
* /hadoop/common/branches/branch-0.23/hadoop-project/src/site


> HdfsServerConstants#DN_KEEPALIVE_TIMEOUT is dead code
> -
>
> Key: HDFS-2788
> URL: https://issues.apache.org/jira/browse/HDFS-2788
> Project: 

[jira] [Commented] (HDFS-2790) FSNamesystem.setTimes throws exception with wrong configuration name in the message

2012-01-15 Thread Hudson (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2790?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186506#comment-13186506
 ] 

Hudson commented on HDFS-2790:
--

Integrated in Hadoop-Mapreduce-0.23-Build #161 (See 
[https://builds.apache.org/job/Hadoop-Mapreduce-0.23-Build/161/])
HDFS-2790. svn merge -c 1231572 from trunk

eli : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1231574
Files : 
* /hadoop/common/branches/branch-0.23
* /hadoop/common/branches/branch-0.23/hadoop-common-project
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-auth
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common
* 
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* 
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* 
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* 
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* 
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* 
/hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/test/mapred/org/apache/hadoop/io/FileBench.java
* 
/hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/test/mapred/org/apache/hadoop/io/TestSequenceFileMergeProgress.java
* 
/hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/test/mapred/org/apache/hadoop/ipc
* 
/hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/test/mapred/org/apache/hadoop/security/authorize/TestServiceLevelAuthorization.java
* 
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* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/webapps/job
* /hadoop/common/branches/branch-0.23/hadoop-project
* /hadoop/common/branches/branch-0.23/hadoop-project/src/site


> FSNamesystem.setTimes throws exception with wrong configuration name in the 
> message
> ---
>
> Key: HDFS-2790
> URL: https://issue

[jira] [Commented] (HDFS-2789) TestHAAdmin.testFailover is failing

2012-01-15 Thread Hudson (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2789?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186499#comment-13186499
 ] 

Hudson commented on HDFS-2789:
--

Integrated in Hadoop-Hdfs-HAbranch-build #48 (See 
[https://builds.apache.org/job/Hadoop-Hdfs-HAbranch-build/48/])
HDFS-2789. TestHAAdmin.testFailover is failing. Contributed by Eli Collins

eli : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1231577
Files : 
* 
/hadoop/common/branches/HDFS-1623/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ha/TestHAAdmin.java
* 
/hadoop/common/branches/HDFS-1623/hadoop-hdfs-project/hadoop-hdfs/CHANGES.HDFS-1623.txt


> TestHAAdmin.testFailover is failing
> ---
>
> Key: HDFS-2789
> URL: https://issues.apache.org/jira/browse/HDFS-2789
> Project: Hadoop HDFS
>  Issue Type: Sub-task
>  Components: ha
>Affects Versions: HA branch (HDFS-1623)
>Reporter: Eli Collins
>Assignee: Eli Collins
> Attachments: hdfs-2789.txt
>
>
> Recent change broke it. Need to mock getServiceState to prevent the NPE.

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[jira] [Commented] (HDFS-2790) FSNamesystem.setTimes throws exception with wrong configuration name in the message

2012-01-15 Thread Hudson (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2790?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186497#comment-13186497
 ] 

Hudson commented on HDFS-2790:
--

Integrated in Hadoop-Hdfs-0.23-Build #139 (See 
[https://builds.apache.org/job/Hadoop-Hdfs-0.23-Build/139/])
HDFS-2790. svn merge -c 1231572 from trunk

eli : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1231574
Files : 
* /hadoop/common/branches/branch-0.23
* /hadoop/common/branches/branch-0.23/hadoop-common-project
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-auth
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common
* 
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* 
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* 
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* 
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* 
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* 
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* 
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* 
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* 
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* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/webapps/job
* /hadoop/common/branches/branch-0.23/hadoop-project
* /hadoop/common/branches/branch-0.23/hadoop-project/src/site


> FSNamesystem.setTimes throws exception with wrong configuration name in the 
> message
> ---
>
> Key: HDFS-2790
> URL: https://issues.apache.o

[jira] [Commented] (HDFS-2788) HdfsServerConstants#DN_KEEPALIVE_TIMEOUT is dead code

2012-01-15 Thread Hudson (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2788?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186494#comment-13186494
 ] 

Hudson commented on HDFS-2788:
--

Integrated in Hadoop-Hdfs-0.23-Build #139 (See 
[https://builds.apache.org/job/Hadoop-Hdfs-0.23-Build/139/])
HDFS-2788. svn merge -c 1231569 from trunk

eli : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1231570
Files : 
* /hadoop/common/branches/branch-0.23
* /hadoop/common/branches/branch-0.23/hadoop-common-project
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-auth
* /hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common
* 
/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/CHANGES.txt
* 
/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/main/docs
* 
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* 
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* /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs
* 
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* 
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* 
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* 
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* 
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* 
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* 
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* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/src/webapps/job
* /hadoop/common/branches/branch-0.23/hadoop-project
* /hadoop/common/branches/branch-0.23/hadoop-project/src/site


> HdfsServerConstants#DN_KEEPALIVE_TIMEOUT is dead code
> -
>
> Key: HDFS-2788
> URL: https://issues.apache.org/jira/browse/HDFS-2788
> Project: Hadoop HDF

[jira] [Commented] (HDFS-2788) HdfsServerConstants#DN_KEEPALIVE_TIMEOUT is dead code

2012-01-15 Thread Hudson (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2788?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186489#comment-13186489
 ] 

Hudson commented on HDFS-2788:
--

Integrated in Hadoop-Hdfs-trunk #926 (See 
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/926/])
HDFS-2788. HdfsServerConstants#DN_KEEPALIVE_TIMEOUT is dead code. 
Contributed by Eli Collins

eli : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1231569
Files : 
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* 
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/HdfsServerConstants.java


> HdfsServerConstants#DN_KEEPALIVE_TIMEOUT is dead code
> -
>
> Key: HDFS-2788
> URL: https://issues.apache.org/jira/browse/HDFS-2788
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: data-node
>Affects Versions: 0.22.0, 0.23.0
>Reporter: Eli Collins
>Assignee: Eli Collins
> Attachments: hdfs-2788.txt
>
>
> HDFS-941 introduced HdfsServerConstants#DN_KEEPALIVE_TIMEOUT but its never 
> used. Perhaps was renamed to 
> DFSConfigKeys#DFS_DATANODE_SOCKET_REUSE_KEEPALIVE_DEFAULT while the patch was 
> written and the old one wasn't deleted.

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[jira] [Commented] (HDFS-2790) FSNamesystem.setTimes throws exception with wrong configuration name in the message

2012-01-15 Thread Hudson (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HDFS-2790?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186492#comment-13186492
 ] 

Hudson commented on HDFS-2790:
--

Integrated in Hadoop-Hdfs-trunk #926 (See 
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/926/])
HDFS-2790. FSNamesystem.setTimes throws exception with wrong configuration 
name in the message. Contributed by Arpit Gupta

eli : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1231572
Files : 
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* 
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java


> FSNamesystem.setTimes throws exception with wrong configuration name in the 
> message
> ---
>
> Key: HDFS-2790
> URL: https://issues.apache.org/jira/browse/HDFS-2790
> Project: Hadoop HDFS
>  Issue Type: Bug
>Affects Versions: 0.24.0, 1.0.0, 1.1.0
>Reporter: Arpit Gupta
>Assignee: Arpit Gupta
>Priority: Minor
> Fix For: 0.23.1, 1.1.0
>
> Attachments: HDFS-2790-branch-1.patch, HDFS-2790.patch, 
> HDFS-2790.patch
>
>
> the api throws this message when hdfs is not configured for accessTime
> "Access time for hdfs is not configured.  Please set dfs.support.accessTime 
> configuration parameter."
> The property name should be dfs.access.time.precision

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