Please review: Committer/Contributor guide for Apache

2008-06-12 Thread Patrick Hunt
If you haven't already please review the following: committers: http://www.apache.org/dev/committers.html http://www.apache.org/dev/new-committers-guide.html contributors: http://www.apache.org/dev/contributors.html Patrick

Please review ZOOKEEPER-45 Restructure the SVN repository after initial import

2008-06-13 Thread Patrick Hunt
Update the jira with your comments: https://issues.apache.org/jira/browse/ZOOKEEPER-45 Patrick

need your help - review patch to fix hudson tests

2008-06-27 Thread Patrick Hunt
Please review the fix_solaris_tests.patch file and provide feedback so that I can commit and get hudson running. See comments here: https://issues.apache.org/jira/browse/ZOOKEEPER-45?focusedCommentId=12608933#action_12608933 Thanks, Patrick

REVIEW: skeleton of ZK ASF docs and site

2008-07-08 Thread Patrick Hunt
Please review/comment on the following Jiras: https://issues.apache.org/jira/browse/ZOOKEEPER-70 https://issues.apache.org/jira/browse/ZOOKEEPER-72 Patrick

Great article on ZK on HighScalability blog

2008-07-15 Thread Patrick Hunt
I've been reading this blog for a while, it's got some great content on scaling topics. This morning I was surprised to see ZK featured. Some great comments and feedback. http://highscalability.com/zookeeper-reliable-scalable-distributed-coordination-system Patrick

FYI: Hadoop social 7/22

2008-07-15 Thread Patrick Hunt
We had a great ZK presentation from Ted/Ben last meetup. Members of the ZK team will be attending this month as well if you'd like to talk f2f: http://upcoming.yahoo.com/event/869166/ Patrick

Re: Thrift interface

2008-07-16 Thread Patrick Hunt
FUSE support is tracked by the following JIRA https://issues.apache.org/jira/browse/ZOOKEEPER-25 a patch is attached to the JIRA containing the feature. It's a big(ger) set of code so I've given it time for review. Should be committed soon and will be part of 3.0. I started working on script

Re: Recipe contrib -- was Re: [PATCH] a simple Leader Election or exclusive Write Lock protocol/policy

2008-07-17 Thread Patrick Hunt
. My preference would be that the doc would be in the same contrib subdirectory as the source for ease of maintenance. ben Patrick Hunt wrote: James, thanks for the contribution! Tests and everything. :-) Jacob sent some mail to the list recently (attached) that details a protocol that he's used

Re: Recipe contrib -- was Re: [PATCH] a simple Leader Election or exclusive Write Lock protocol/policy

2008-07-17 Thread Patrick Hunt
wrote: Patrick Hunt wrote: should we have separate contrib subdirs, one for each recipe or all recipes together? What about shared code, common code for implementing a recipe? Seems a little too much to separate them all at the top level, rather than separating them in packages Do you want

Re: Recipe contrib -- was Re: [PATCH] a simple Leader Election or exclusive Write Lock protocol/policy

2008-07-17 Thread Patrick Hunt
Doug Cutting wrote: Patrick Hunt wrote: 1) I think we should have a contrib/recipes/{java/{main,test}/org/apache/zookeeper/... ,c/,...} hierarchy for contributions that implement recipes, including any helper code Are folks expected to be able to use this code as-is? Are these, in effect

Re: Recipe contrib -- was Re: [PATCH] a simple Leader Election or exclusive Write Lock protocol/policy

2008-07-17 Thread Patrick Hunt
Doug Cutting wrote: Patrick Hunt wrote: my original intent was to have it as zookeeper/trunk/src/contrib/... where this directory will have not only recipes but also other contributions. +1 That's what I meant too. And since you've said you want to package these all as a single jar

Re: Recipe contrib -- was Re: [PATCH] a simple Leader Election or exclusive Write Lock protocol/policy

2008-07-17 Thread Patrick Hunt
Doug Cutting wrote: Patrick Hunt wrote: my original intent was to have it as zookeeper/trunk/src/contrib/... where this directory will have not only recipes but also other contributions. +1 That's what I meant too. And since you've said you want to package these all as a single jar

New Contributors to ASF ZooKeeper

2008-07-21 Thread Patrick Hunt
Welcome Hiram Chirino and James Strachan to the ASF ZooKeeper contributor list. Patrick

Re: New Contributors to ASF ZooKeeper

2008-07-21 Thread Patrick Hunt
Anthony Urso has also been added to the list of contributors. Patrick Patrick Hunt wrote: Welcome Hiram Chirino and James Strachan to the ASF ZooKeeper contributor list. Patrick

Re: Website

2008-07-22 Thread Patrick Hunt
Hi Hiram, see ZOOKEEPER-70 72. We'll be following Hadoop core/hbase wrt the docs/site/wiki. Specifically using Apache Forrest for the documentation, which also generates the site. We're in the process of moving the sourceforge wiki content over from SF to apache. I'm been working with a

Re: Website

2008-07-22 Thread Patrick Hunt
, Patrick Hunt [EMAIL PROTECTED] wrote: Hi Hiram, see ZOOKEEPER-70 72. We'll be following Hadoop core/hbase wrt the docs/site/wiki. Specifically using Apache Forrest for the documentation, which also generates the site. We're in the process of moving the sourceforge wiki content over from SF to apache

ASF ZooKeeper site is now live.

2008-07-22 Thread Patrick Hunt
The basic skeleton is now live http://hadoop.apache.org/zookeeper/ Still a bunch of holes that I'm working on. In particular API docs need to be added and the hadoop main site needs to be updated to include pointers to zk. Please review asap and let me know if you see issues -- update

Re: Website

2008-07-22 Thread Patrick Hunt
The Hadoop project, including ZooKeeper, is currently using the Apache wiki. There are no plans at this time to use confluence: http://wiki.apache.org/hadoop/ZooKeeper Patrick Hiram Chirino wrote: On Tue, Jul 22, 2008 at 2:54 PM, Patrick Hunt [EMAIL PROTECTED] wrote: I cloned core/hbase

Re: ASF ZooKeeper site is now live.

2008-07-22 Thread Patrick Hunt
Heh, I just finished it, check now. Patrick Benjamin Reed wrote: Very cool Pat! We have something to point to now! The How to Contribute page seems to be broken. ben Patrick Hunt wrote: I've pushed the API docs for the ZK SVN trunk HEAD to the site. Note that the ASF public website

Re: Thrift interface

2008-07-22 Thread Patrick Hunt
Hi Chris, we were thinking about thrift at one point for marshaling but lack of c binding eliminated it as an option. I don't think it makes sense for us to add dependencies on thrift right now. If there is sufficient user demand we'd definitely consider it. Patrick Chris Smith wrote: I've

Re: do the test cases work for anyone else?

2008-07-23 Thread Patrick Hunt
I'm on ubuntu (hardy heron) and they work. Our CI machine has intermittent failures (solaris x86): http://hudson.zones.apache.org/hudson/view/ZooKeeper/job/ZooKeeper-trunk/ there's some timing issue, what you're seeing is probably related to: https://issues.apache.org/jira/browse/ZOOKEEPER-61

Re: when should a SessionExpiredException occur?

2008-07-23 Thread Patrick Hunt
I was going to refer you guys to https://issues.apache.org/jira/browse/ZOOKEEPER-63 but I noticed in the comments James beat me to it! :-) Ben, you had an idea for how to address 63, please add a comment (I think it was to set the state to closed before sending the disconnect request to the

Re: ZooKeeper community

2008-07-23 Thread Patrick Hunt
Good question, according to the PoweredBy wiki not too much ;-) http://wiki.apache.org/hadoop/ZooKeeper/PoweredBy (please update this if your company is using...) So far we have 5 committers (Ben, Andrew, Flavio, Mahadev and myself) and just a few contributors. There are a number of teams

Re: mailing lists archived on nabble.com?

2008-07-23 Thread Patrick Hunt
Good idea. Please enter a Jira and assign it to me. Patrick James Strachan wrote: Many apache projects including Hadoop register with nabble to host online forums great online archives of the mailing lists... http://www.nabble.com/Hadoop-f17066.html Currently there's hadoop-core, hbase and

Re: Website

2008-07-23 Thread Patrick Hunt
Best bet is to put it to the vote - create a Jira. I'll make sure we get input from Hadoop PMC and core team members. Patrick James Strachan wrote: 2008/7/22 Hiram Chirino [EMAIL PROTECTED]: Lol.. Apache infrastructure supports multiple wiki backends. It's up to the project to pick which

Re: assigning JIRAs to non committers

2008-07-23 Thread Patrick Hunt
James Strachan wrote: Just an idle observation as I'd never seen this workflow before on JIRA so thought I'd ask :) I'm new to JIRA as well... I've been watching some of the recent JIRA activity with interest. I've seen a few JIRAs arrive, someone submits a test case who's not a committer,

Re: do the test cases work for anyone else?

2008-07-23 Thread Patrick Hunt
. 2008/7/23 Patrick Hunt [EMAIL PROTECTED]: I'm on ubuntu (hardy heron) and they work. Our CI machine has intermittent failures (solaris x86): http://hudson.zones.apache.org/hudson/view/ZooKeeper/job/ZooKeeper-trunk/ there's some timing issue, what you're seeing is probably related to: https

Re: Website

2008-07-23 Thread Patrick Hunt
Regardless of which wiki we use the documentation is in Forrest and checked into SVN. Forrest is used both to write the docs (which are versioned along with the code) as well as generating the hadoop.apache.org web site. (trunk/src/docs) We have a tech writer who is currently migrating the

Re: ZooKeeper community

2008-07-23 Thread Patrick Hunt
Yes, it's documented on the web site: http://hadoop.apache.org/zookeeper/credits.html Patrick Hiram Chirino wrote: So all the commiters are Yahoo folks? On Wed, Jul 23, 2008 at 12:24 PM, Patrick Hunt [EMAIL PROTECTED] wrote: Good question, according to the PoweredBy wiki not too much

Interested in IRC to lube ZK communication?

2008-07-24 Thread Patrick Hunt
http://hadoop.apache.org/zookeeper/irc.html Patrick

Re: [jira] Commented: (ZOOKEEPER-97) The code generators should support an optional output directory

2008-07-25 Thread Patrick Hunt
Ben you want to create a jira for marshalling then? Has anyone been tracking Google's protocol buffers, do they have C support yet/planned? Patrick Benjamin Reed (JIRA) wrote: [

ZooKeeper test harness needs work

2008-07-30 Thread Patrick Hunt
I'm soliciting ideas on how to improve the reliability and usability (creating new tests in particular) of our current test harness. Hudson and some users are seeing intermittent failures, primarily due to timing related issue in test setup; the test starts a server, runs some tests, then

Re: ZooKeeper test harness needs work

2008-08-01 Thread Patrick Hunt
you see? Regards, Hiram On Wed, Jul 30, 2008 at 12:32 PM, Patrick Hunt [EMAIL PROTECTED] wrote: I'm soliciting ideas on how to improve the reliability and usability (creating new tests in particular) of our current test harness. Hudson and some users are seeing intermittent failures, primarily due

Re: [Zookeeper-user] FW: Client Connect Exceptions - unit tests fail

2008-08-13 Thread Patrick Hunt
Feel free to update the poweredby page: http://wiki.apache.org/hadoop/ZooKeeper/PoweredBy Patrick Mahadev Konar wrote: That's good to hear Satish!! Can you let us know what you intend to use Zookeeper for? mahadev From: Satish Bhatti [mailto:[EMAIL

Roadmap for ZooKeeper 3.0

2008-09-16 Thread Patrick Hunt
The ZooKeeper JIRA is up to date and a tentative date of 9/22/2008 for the 3.0 release has been set. You can see the roadmap here: https://issues.apache.org/jira/browse/ZOOKEEPER?report=com.atlassian.jira.plugin.system.project:roadmap-panel 3.0 will be our first Apache release. As such the

Reminder to contributors - update docs as well as code.

2008-09-25 Thread Patrick Hunt
Just a small reminder to contributors - if you contribute code changes, esp. API changes, be sure to review the documentation in src/docs/src/documentation/content/xdocs. Update the documentation as appropriate to reflect your changes and commit as part of your patch. Regards, Patrick

New ZooKeeper contributors added

2008-10-14 Thread Patrick Hunt
Congratulations, Maxim Dementiev Stu Hood were recently added as contributors to ZooKeeper. Patrick

ZooKeeper 3.0.0 code freeze EOD thursday? (Oct16)

2008-10-15 Thread Patrick Hunt
We're down to 6 JIRAs for 3.0.0 of ZooKeeper, that's 95 issues resolved out of 101 for this release! Great job everyone!! We are on track for our Oct22nd release date (+ a few days for the PMC voting process). I'd like to see the remaining 6 issues fixed, reviewed, and committed to SVN by

[VOTE] Release ZooKeeper 3.0.0 (candidate 0)

2008-10-22 Thread Patrick Hunt
I've created a candidate build for the first Apache release of ZooKeeper - version 3.0.0. *** Please download, test and VOTE before the *** vote closes EOD on Friday, October 24.*** http://people.apache.org/~phunt/zookeeper-3.0.0-candidate-0/ Patrick

Re: [VOTE] Release ZooKeeper 3.0.0 (candidate 0)

2008-10-23 Thread Patrick Hunt
. - The Other Info page should be removed, since it contains nothing. - a logo (ZOOKEEPER-69), any logo, would sure be nice. Doug Patrick Hunt wrote: I've created a candidate build for the first Apache release of ZooKeeper - version 3.0.0. *** Please download, test and VOTE before the *** vote

Re: [VOTE] Release ZooKeeper 3.0.0 (candidate 0)

2008-10-26 Thread Patrick Hunt
The vote has passed, I've completed the HowToRelease process and will officially announce momentarily. http://wiki.apache.org/hadoop/HowToRelease Patrick Patrick Hunt wrote: I've created a candidate build for the first Apache release of ZooKeeper - version 3.0.0. *** Please download, test

Re: [VOTE] Release ZooKeeper 3.0.0 (candidate 0)

2008-10-26 Thread Patrick Hunt
The vote has passed, I've completed the HowToRelease process and will officially announce momentarily. http://wiki.apache.org/hadoop/HowToRelease Patrick Patrick Hunt wrote: I've created a candidate build for the first Apache release of ZooKeeper - version 3.0.0. *** Please download, test

[ANNOUNCE] Apache ZooKeeper 3.0.0

2008-10-26 Thread Patrick Hunt
The Apache ZooKeeper team is proud to announce our first official Apache release, version 3.0.0 of ZooKeeper. ZooKeeper is a high-performance coordination service for distributed applications. It exposes common services - such as naming, configuration management, synchronization, and group

Proposal to require Java6 in 3.1.0

2008-10-27 Thread Patrick Hunt
I've entered a JIRA targeted for ZooKeeper 3.1.0 that will add Java 6 requirement to ZooKeeper (we will drop java5 support). If you have any feedback (pos or neg) please add comments to the issue: https://issues.apache.org/jira/browse/ZOOKEEPER-210 Regards, Patrick

Anyone expert in JMX willing to help with ZK impl/docs?

2008-11-18 Thread Patrick Hunt
ZK 3.0.0 added support for JMX. Basic server stats are available, as are details on per-client connections. However we don't have zk specific documentation and also it would probably be a good idea for someone that's expert in JMX to review what we have and suggest changes. One thing that may

ZooKeeper 3.0 Fix Release slated for end of this week.

2008-11-18 Thread Patrick Hunt
I've slated the 3.0.1 fix release of ZooKeeper for the end of this week. https://issues.apache.org/jira/browse/ZOOKEEPER?report=com.atlassian.jira.plugin.system.project:roadmap-panel Of particular interest are exists() NPE in ZOOKEEPER-226, and some perf issues ZOOKEEPER-212 ZOOKEEPER-223 If

Re: Maven artifacts for 3.0.0 release

2008-11-19 Thread Patrick Hunt
Hi Hiram, I updated 224 with a few questions, if you could provide some insight that would be helpful. Patrick Hiram Chirino wrote: I created issue: https://issues.apache.org/jira/browse/ZOOKEEPER-224 to track the request. Who's the current ZooKeeper release manager? On Fri, Nov 14, 2008 at

[VOTE] Release ZooKeeper 3.0.1 (candidate 0)

2008-11-19 Thread Patrick Hunt
I've created a candidate build for ZooKeeper 3.0.1. *** Please download, test and VOTE before the *** vote closes EOD on Monday, November 24.*** http://people.apache.org/~phunt/zookeeper-3.0.1-candidate-0/ Should we release this? Patrick

Re: [VOTE] Release ZooKeeper 3.0.1 (candidate 0)

2008-11-23 Thread Patrick Hunt
-1 I noticed that src/java/test/org/apache/zookeeper/TestableZooKeeper.java is missing Apache license header. We'll have to add a header and put up a new rc for voting (tomorrow) Patrick Patrick Hunt wrote: I've created a candidate build for ZooKeeper 3.0.1. *** Please download, test

Re: ActiveMQ is now using ZooKeeper

2008-11-24 Thread Patrick Hunt
That's great, very cool! Can you create ZOOKEEPER JIRAs for these items that you've identified? First look it seems like we should be able to include these in 3.1.0, perhaps even 3.0.2. Regards, Patrick Hiram Chirino wrote: FYI: ActiveMQ has now started using ZooKeeper to do master

ZooKeeper (not) on wikipedia

2008-11-25 Thread Patrick Hunt
I noticed today that there is no ZooKeeper page on Wikipedia. Would anyone like to create it? This would be preferable: http://en.wikipedia.org/wiki/ZooKeeper But I also noticed this as well (perhaps _software could redirect? Or just change the disambiguation page to link to ZooKeeper

Re: ZooKeeper (not) on Wikipedia

2008-12-02 Thread Patrick Hunt
] |Subject: Re: ZooKeeper (not) on Wikipedia | |Great!! Go ahead. | |mahadev | | |On 11/25/08 4:57 PM, Krishna Sankar (ksankar) [EMAIL PROTECTED] |wrote: | | If no one has done it, I will take a first cut at it. | | |-Original Message- | |From: Patrick Hunt [mailto:[EMAIL PROTECTED] | |Sent: Tuesday

Re: ZooKeeper (not) on Wikipedia

2008-12-03 Thread Patrick Hunt
broad. So I added them both, which most probably is the real nature of the beast anyway ;o) Cheers k/ |-Original Message- |From: Patrick Hunt [mailto:[EMAIL PROTECTED] |Sent: Tuesday, December 02, 2008 11:13 PM |To: [EMAIL PROTECTED]; Krishna Sankar (ksankar) |Cc: zookeeper-dev

Re: Maven artifacts for 3.0.0 release

2008-12-03 Thread Patrick Hunt
machine and has a different directory structure). On Wed, Nov 19, 2008 at 1:02 PM, Patrick Hunt [EMAIL PROTECTED] wrote: Hi Hiram, I updated 224 with a few questions, if you could provide some insight that would be helpful. Patrick Hiram Chirino wrote: I created issue: https://issues.apache.org

[ANNOUNCE] Apache ZooKeeper 3.0.1

2008-12-04 Thread Patrick Hunt
The Apache ZooKeeper team is proud to announce Apache ZooKeeper version 3.0.1. ZooKeeper is a high-performance coordination service for distributed applications. It exposes common services - such as naming, configuration management, synchronization, and group services - in a simple interface

Re: [VOTE] Release ZooKeeper 3.0.1 (candidate 1)

2008-12-04 Thread Patrick Hunt
be best if the build worked without a subversion checkout. But that's a nit. Doug Patrick Hunt wrote: I've created a second candidate build for ZooKeeper 3.0.1. *** Please download, test and VOTE before the *** vote closes EOD on Friday, November 28.*** http://people.apache.org/~phunt/zookeeper

Re: Maven artifacts for 3.0.0 release

2008-12-05 Thread Patrick Hunt
NP. Right, I believe that was the gist - someone experienced in Maven to review and provide feedback on the poms. Patrick Hiram Chirino wrote: sry.. must be my eyes getting weak :) So he just want's folks to review the poms? On Fri, Dec 5, 2008 at 12:39 PM, Patrick Hunt [EMAIL PROTECTED

Re: ZooKeeper SVN revision

2008-12-08 Thread Patrick Hunt
I use git and 241 fixes the issue for me as well. Mahadev Konar wrote: Hi Nitay, We already have an open jira for this. http://issues.apache.org/jira/browse/ZOOKEEPER-241 This should be fixed in the next release. thanks Mahadev On 12/8/08 12:08 AM, Nitay [EMAIL PROTECTED] wrote: Hey

Re: Delaying 3.1 release by 2 to 3 weeks?

2009-01-16 Thread Patrick Hunt
Mahadev, can you complete quotas in 2 weeks? This includes completing the code itself, documentation, tests, and incorporating review feedback? Parick Benjamin Reed wrote: we should delay. it would be good to try out quotas for a bit before we do the release. quotas are also a key part of the

Re: Delaying 3.1 release by 2 to 3 weeks?

2009-01-20 Thread Patrick Hunt
in 2 weeks.. mahadev On 1/16/09 2:34 PM, Patrick Hunt ph...@apache.org wrote: Mahadev, can you complete quotas in 2 weeks? This includes completing the code itself, documentation, tests, and incorporating review feedback? Parick Benjamin Reed wrote: we should delay. it would be good to try out

[VOTE] Release ZooKeeper 3.1.0 (candidate 0)

2009-02-03 Thread Patrick Hunt
I've created a candidate build for ZooKeeper 3.1.0. Over 65 JIRAs are addressed in this release, with major new features for Quota, JMX, and Bookkeeper (transactional log store) to name a few. Full details in the release notes. *** Please download, test and VOTE before the *** vote closes EOD

[VOTE] Release ZooKeeper 3.1.0 (candidate 1)

2009-02-04 Thread Patrick Hunt
I've created a new candidate (rc1) that fixes an issue raised by a user (thanks Stu!) during review: https://issues.apache.org/jira/browse/ZOOKEEPER-291 The release notes were also updated to reflect this change. Otw there are no other changes. *** Please download, test and VOTE before the ***

[VOTE] Release ZooKeeper 3.1.0 (candidate 2)

2009-02-05 Thread Patrick Hunt
I've created a new candidate (rc2) that fixes an issue raised by a user (thanks Chris!) during review: https://issues.apache.org/jira/browse/ZOOKEEPER-293 The release notes were also updated to reflect this change. Otw there are no other changes. *** Please download, test and VOTE before the

Re: [VOTE] Release ZooKeeper 3.1.0 (candidate 1)

2009-02-05 Thread Patrick Hunt
I don't suppose you are running on an IPv6 system? Patrick Patrick Hunt wrote: Hi Tom, this is unusual - what's your environment like? OS and java version string would help to debug (zk config?). Mahadev (mac) and I (ubuntu/redhat) both running recent versions of java6 have just tried

Re: [VOTE] Release ZooKeeper 3.1.0 (candidate 1)

2009-02-06 Thread Patrick Hunt
is supported. What do you think? Thanks, Tom On Thu, Feb 5, 2009 at 11:42 PM, Patrick Hunt ph...@apache.org wrote: I don't suppose you are running on an IPv6 system? Patrick Patrick Hunt wrote: Hi Tom, this is unusual - what's your environment like? OS and java version string would help to debug (zk

[VOTE] Release ZooKeeper 3.1.0 (candidate 3)

2009-02-06 Thread Patrick Hunt
I've created a new candidate (rc3) that fixes an issue raised by a user (thanks Tom!) during review: https://issues.apache.org/jira/browse/ZOOKEEPER-302 The release notes were also updated to reflect this change. Otw there are no other changes. *** Please download, test and VOTE before the ***

ACL issue in C client (re 3.1 candidate)

2009-02-10 Thread Patrick Hunt
This just came in: https://issues.apache.org/jira/browse/ZOOKEEPER-309 The patch seems to fix the issue, however it's missing tests -- actually the cppunit tests aren't testing any acl functionality, this (missing tests) is a major oversight we need to address asap (post 3.1)! There is a

Re: setACL semantics

2009-02-10 Thread Patrick Hunt
Mahadev, is it true that a lagging follower, participating in the ensemble but not part of the quorum, would continue to respond to read requests until it had received/processed the update from the leader? Patrick Mahadev Konar wrote: HI Manos, The accepting of a txn for being processed

Re: When is the AUTH_FAILED state entered?

2009-02-13 Thread Patrick Hunt
You're right, it's never set. Please enter a JIRA assigned to 3.2 and we'll look into it. Patrick Tom White wrote: The AUTH_FAILED state in the ZooKeeper class never seems to be assigned to in the code. So the ZooKeeper client can never enter this state. Instead it looks like authentication

[ANNOUNCE] Apache ZooKeeper 3.1.0

2009-02-13 Thread Patrick Hunt
The Apache ZooKeeper team is proud to announce Apache ZooKeeper version 3.1.0. ZooKeeper is a high-performance coordination service for distributed applications. It exposes common services - such as naming, configuration management, synchronization, and group services - in a simple interface

Suggestions for testing JMX code in ZK server?

2009-02-17 Thread Patrick Hunt
Anyone have suggestions for JMX testing best practices? This is one thing we are currently lacking, I'd like to add tests in 3.2. I found this which has some good insight: http://weblogs.java.net/blog/dwalend/archive/2008/06/jmx_and_testdri_1.html any other suggestions? Patrick

ZooKeeper Roadmap - 3.2.0 and beyond.

2009-02-17 Thread Patrick Hunt
Apache release 3.1.0 has shipped and I'm already looking forward to 3.2.0. ;-) In particular I believe we should look at the following going forward. Of course ZooKeeper is open to submissions in that aren't on this list. If you have any suggestions please feel free to enter a JIRA, submit a

What are you using ZooKeeper for?

2009-02-17 Thread Patrick Hunt
If you are using ZK and can publicly share this information please update the wiki PoweredBy page: http://wiki.apache.org/hadoop/ZooKeeper/PoweredBy Patrick

JExample - Interesting junit extension

2009-02-25 Thread Patrick Hunt
This looks like it could be very useful for unit tests - basically allows you to easily reuse fixtures: http://smallwiki.unibe.ch/jexample Patrick

Re: [VOTE] Release ZooKeeper 3.1.1 (candidate 0)

2009-03-16 Thread Patrick Hunt
-Original Message- From: Patrick Hunt ph...@apache.org Sent: Thursday, March 12, 2009 5:00pm To: zookeeper-dev@hadoop.apache.org zookeeper-dev@hadoop.apache.org Subject: [VOTE] Release ZooKeeper 3.1.1 (candidate 0) I've created a candidate build for ZooKeeper 3.1.1. This is a bug fix release

[VOTE] Release ZooKeeper 3.1.1 (candidate 1)

2009-03-18 Thread Patrick Hunt
I've created a new candidate (rc1) that fixes a regression found during review: https://issues.apache.org/jira/browse/ZOOKEEPER-341 The release notes were also updated to reflect this change. Otw there are no other changes. *** Please download, test and VOTE before the *** vote closes EOD on

Re: [VOTE] Release ZooKeeper 3.1.1 (candidate 1)

2009-03-24 Thread Patrick Hunt
The vote passes with +3 and no -1s. I will publish the release tomorrow. Patrick Patrick Hunt wrote: I've created a new candidate (rc1) that fixes a regression found during review: https://issues.apache.org/jira/browse/ZOOKEEPER-341 The release notes were also updated to reflect this change

Re: Socket is not connected

2009-03-27 Thread Patrick Hunt
Hi Stefan, There's a timing issue when the client closes the connection. It sends a session close to the server and then starts to close it's own sockets. If the server closes the socket before the client does you can sometimes see the client get java.net.SocketException: Socket is not

[ANNOUNCE] Apache ZooKeeper 3.1.1

2009-03-27 Thread Patrick Hunt
The Apache ZooKeeper team is proud to announce Apache ZooKeeper version 3.1.1. ZooKeeper is a high-performance coordination service for distributed applications. It exposes common services - such as naming, configuration management, synchronization, and group services - in a simple interface

Re: Socket is not connected

2009-03-27 Thread Patrick Hunt
, at 10:19 AM, Patrick Hunt wrote: Hi Stefan, There's a timing issue when the client closes the connection. It sends a session close to the server and then starts to close it's own sockets. If the server closes the socket before the client does you can sometimes see the client get

Re: Hudson patch process for Zookeeper.

2009-03-28 Thread Patrick Hunt
Awesome! Thanks Giri! Mahadev Konar wrote: We finally have a hudson patch process for zookeeper. If you are familiar with the patch process for Hadoop it is similar to that. Every patch on being patch available goes through a bunch of automated tests including ant test, checkstyle, javadoc

Re: ZooKeeper Perl module

2009-04-02 Thread Patrick Hunt
Hey Chris this is really great! Thanks for making it available to the community, very cool. Patrick Chris Darroch wrote: Hi -- The http://wiki.apache.org/hadoop/ZooKeeper page includes the comment that someday we hope to get Python, Perl, and REST interfaces. I hope I can help with one

[Fwd: [GSoC 2009] Apache is officially participating in Google Summer of Code 2009]

2009-04-02 Thread Patrick Hunt
FYI. If anyone has ideas for ZooKeeper that might fit GSoC. Patrick ---BeginMessage--- Dear PMC, It's now official, Google has announced that The Apache Software Foundation was selected as one of the participating organization in the GSoC 2009 program. This is an excellent opportunity for

Re: Preventing SessionExpired events

2009-04-08 Thread Patrick Hunt
What are you running for a session timeout on your clients? Can you run with something like jvisualvm or jconsole, and watch the gc activity when the session timeouts occur? Might give you some insight. Have you tried one of the alternative GC's available in the VM?

Re: Preventing SessionExpired events

2009-04-08 Thread Patrick Hunt
This is good to know. It will allow us to try an replicate the situation, which we haven't been able to do. I'm hoping we can come up with something that we can proactively do to address this... Patrick Nitay wrote: Also, I should mention that some of the errors Andrew was seeing are

Re: Preventing SessionExpired events

2009-04-08 Thread Patrick Hunt
is with the master and regionserver, which do use ephemeral nodes. Recovering them is a bit tougher, and we'd like to prevent getting SessionExpired as much as possible. On Wed, Apr 8, 2009 at 1:17 PM, Patrick Hunt ph...@apache.org wrote: What are you running for a session timeout on your clients? Can

New ZooKeeper wiki page on Troubleshooting

2009-04-16 Thread Patrick Hunt
I added a new ZK page detailing how to troubleshoot the operating environment. A FAQ of sorts, it has a number of examples of situations we've seen and how to determine/resolve the issue. We'll expand on the content as new issues are seen.

FYI: HBase ZooKeeper

2009-04-20 Thread Patrick Hunt
New JIRA just up Visibility into ZooKeeper: https://issues.apache.org/jira/browse/HBASE-1329 Patrick

ZooKeeper Python binding now in SVN!

2009-05-14 Thread Patrick Hunt
Last night the ZooKeeper Python binding, submitted by Henry Robinson of Cloudera, was committed to the SVN repository. Thanks Henry! We have binding support for the std Java/C as well as Perl, REST, and now Python. Please give these a try and provide any feedback, they will be included in the

ZooKeeper 3.2 release status

2009-05-27 Thread Patrick Hunt
We have been planning for a ZooKeeper 3.2 release at the end of May. There are currently 82 of 101 issues resolved for the release, this is after Mahadev and I scrubbed the bug list for obvious issues that can be pushed to 3.3. Looking at the remaining issues I believe we can realistically

FYI: Building a distributed concurrent queue with Apache ZooKeeper

2009-05-29 Thread Patrick Hunt
Great ZK article by Henry Robinson of Cloudera: http://www.cloudera.com/blog/2009/05/28/building-a-distributed-concurrent-queue-with-apache-zookeeper/ Patrick

Show your ZooKeeper pride!

2009-06-08 Thread Patrick Hunt
The Hadoop summit is Wednesday. If you're attending please feel free to say hi -- Mahadev is presenting @4, Ben and I will be attending as well. Also, regardless of whether you're attending or not we'd appreciate any updates to the powered by page, if you're too busy to update it yourself

[VOTE] Release ZooKeeper 3.2.0 (candidate 1)

2009-07-01 Thread Patrick Hunt
I have created a candidate build for ZooKeeper 3.2.0. Over 120 JIRAs are addressed in this release, with major new features for; perl/python/rest bindings, flexible quorum support, recipe code libraries, chroot support in connect string, and much more. *** Please download, test and VOTE

Re: [VOTE] Release ZooKeeper 3.2.0 (candidate 1)

2009-07-01 Thread Patrick Hunt
tests - if it does, it's not worth holding the release for. Henry On Wed, Jul 1, 2009 at 6:39 PM, Patrick Hunt ph...@apache.org wrote: I have created a candidate build for ZooKeeper 3.2.0. Over 120 JIRAs are addressed in this release, with major new features for; perl/python/rest bindings, flexible

Re: [VOTE] Release ZooKeeper 3.2.0 (candidate 1)

2009-07-01 Thread Patrick Hunt
just missing a dependency, +1. Otherwise, -1. Thanks, Stu -Original Message- From: Patrick Hunt ph...@apache.org Sent: Wednesday, July 1, 2009 1:39pm To: zookeeper-dev@hadoop.apache.org zookeeper-dev@hadoop.apache.org Subject: [VOTE] Release ZooKeeper 3.2.0 (candidate 1) I have created

Re: [VOTE] Release ZooKeeper 3.2.0 (candidate 1)

2009-07-07 Thread Patrick Hunt
+1, all tests run, main and contrib seem to be in working order. Patrick Mahadev Konar wrote: +1 Ran the tests and did some basic smoke testing. mahadev On 7/3/09 7:16 AM, Tom White t...@cloudera.com wrote: +1 I checked the signature, ran the Java tests, and tried the CLI. Cheers, Tom

Re: [VOTE] Release ZooKeeper 3.2.0 (candidate 1)

2009-07-07 Thread Patrick Hunt
With 3 +1 PMC votes and no -1 the vote carries. I will publish the build to h.a.o over the next couple of days and send announcements when available. Thanks everyone who provided feedback/votes! Patrick Patrick Hunt wrote: +1, all tests run, main and contrib seem to be in working order

[ANNOUNCE] Apache ZooKeeper 3.2.0

2009-07-08 Thread Patrick Hunt
The Apache ZooKeeper team is proud to announce Apache ZooKeeper version 3.2.0. ZooKeeper is a high-performance coordination service for distributed applications. It exposes common services - such as naming, configuration management, synchronization, and group services - in a simple interface

ZooKeeper Roadmap - 3.3.0 and beyond.

2009-07-10 Thread Patrick Hunt
It's that time again, thinking about the next release of ZK. From what I'm hearing people seem interested in improving scalability, manageability, and continue to improve client support. In particular I believe we should look at the following going forward. Of course ZooKeeper is open to

Re: zookeeper patch builds.

2009-07-29 Thread Patrick Hunt
Hi Giri, any update on this? Has infra been able to resolve the space issue? Thanks! Parick Giridharan Kesavan wrote: Zookeeper patch admin jobs running on hudson.zones are failing, as hudson.zones is running out of space. I 've sent an email to the apache infrastructure team. Once I get

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