hadoop-hdfs-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Todd Lipcon <t...@cloudera.com>
Subject Re: Merge Namenode HA feature to 0.23
Date Wed, 07 Mar 2012 16:17:25 GMT
+1 on merging all of those

On Wed, Mar 7, 2012 at 1:12 AM, Suresh Srinivas <suresh@hortonworks.com> wrote:
> Thanks Eli for the list. I have merged the bugs you identified to 0.23. I
> am in the process of merging HA change. I have several conflicts, stemming
> from the changes that are no in 0.23. Pushing following jiras to 0.23 will
> make the merge easier. I believe these are mostly straight forward changes:
>
> HADOOP-7557 Make IPC header be extensible
> HDFS-3003. Remove getHostPortString() from NameNode, replace it with
> NetUtils.getHostPortString().
> HADOOP-8108. Move method getHostPortString() from NameNode to NetUtils.
> HDFS-2764. TestBackupNode is racy.
> HDFS-2430. The number of failed or low-resource volumes the NN can tolerate
> should be configurable.
> HADOOP-7358. Improve log levels when exceptions caught in RPC handler.
> HDFS-2410. Further cleanup of hardcoded configuration keys and values.
> HDFS-2285. BackupNode should reject requests to modify namespace.
> HADOOP-7729. Send back valid HTTP response if user hits IPC port with HTTP
> GET.
> HADOOP-7717. Move handling of concurrent client fail-overs to
> RetryInvocationHandler
>
> If no one gets back to me in a day, I will start merging these to 0.23.
>
> On Sun, Mar 4, 2012 at 9:43 AM, Eli Collins <eli@cloudera.com> wrote:
>
>> Hey Suresh,
>>
>> +1  Sounds great. Thanks for volunteering!
>>
>> You'll probably want to merge HDFS-1580,  HDFS-1765, HDFS-2158,
>> HDFS-2188, HDFS-2334, HDFS-2476, HDFS-2477, and HDFS-2495 to branch-23
>> first as these conflict and the patch will contain a bunch of non-HA
>> stuff.
>>
>> Thanks,
>> Eli
>>
>> On Fri, Mar 2, 2012 at 6:15 PM, Suresh Srinivas <suresh@hortonworks.com>
>> wrote:
>> > Namenode HA (HDFS-1623) feature is now in trunk (yay!). It adds support
>> for
>> > namenode high availability with active and standby namenodes, with manual
>> > failover. I propose merging this feature to 0.23 branch. Recently
>> Nicholas
>> > merged protocol buffers/wire compatibility changes to 0.23. Merging
>> > Namenode HA into 0.23 will make it a significant release.
>> >
>> > I plan to complete this by next week after running some
>> nightly/regressions
>> > tests. Early next week, I plan to attach a 0.23 merge patch to HDFS-1623
>> > jira for people interested in reviewing the patch.
>> >
>> > Please vote.
>> >
>> > Regards,
>> > Suresh
>>



-- 
Todd Lipcon
Software Engineer, Cloudera

Mime
View raw message