Question on quorum behavior

2010-05-06 Thread Sergey Doroshenko
In short: it seems leader can treat observers as quorum members. Steps to repro: 1. I have a following ensemble configuration: # servers list server.1=localhost:2881:3881 server.2=localhost:2882:3882 server.3=localhost:2883:3883:observer server.4=localhost:2884:3884

Re: Question on quorum behavior

2010-05-06 Thread Henry Robinson
Sergey - Sounds like a bug. Can you open a new JIRA and attach your log files to it? Thanks, Henry On 6 May 2010 07:50, Sergey Doroshenko dors...@gmail.com wrote: In short: it seems leader can treat observers as quorum members. Steps to repro: 1. I have a following ensemble configuration:

[jira] Created: (ZOOKEEPER-768) zkpython segfault (assertion error in io thread)

2010-05-06 Thread Kapil Thangavelu (JIRA)
zkpython segfault (assertion error in io thread) Key: ZOOKEEPER-768 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-768 Project: Zookeeper Issue Type: Bug Components:

[jira] Updated: (ZOOKEEPER-768) zkpython segfault (assertion error in io thread)

2010-05-06 Thread Kapil Thangavelu (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-768?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kapil Thangavelu updated ZOOKEEPER-768: --- Attachment: zkpython-segfault-client-log.txt client log with debug logging on.

[jira] Commented: (ZOOKEEPER-768) zkpython segfault on close (assertion error in io thread)

2010-05-06 Thread Henry Robinson (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-768?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12864849#action_12864849 ] Henry Robinson commented on ZOOKEEPER-768: -- Thanks Kapil - I'll take a look.

Re: [GSoC 2010] Zookeeper Read-Only Mode

2010-05-06 Thread Sergey Doroshenko
I created a wiki page that outlines how I'm thinking to implement read-only mode: http://wiki.apache.org/hadoop/ZooKeeper/GSoCReadOnlyMode This feature can change both client library and server side, and before implementing it, it would be great to hear some feedback from the community. I'd like

[jira] Created: (ZOOKEEPER-769) Leader can treat observers as quorum members

2010-05-06 Thread Sergey Doroshenko (JIRA)
Leader can treat observers as quorum members Key: ZOOKEEPER-769 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-769 Project: Zookeeper Issue Type: Bug Affects Versions: 3.3.0

[jira] Updated: (ZOOKEEPER-769) Leader can treat observers as quorum members

2010-05-06 Thread Sergey Doroshenko (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-769?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Sergey Doroshenko updated ZOOKEEPER-769: Attachment: zoo1.cfg Leader can treat observers as quorum members

[jira] Updated: (ZOOKEEPER-763) Deadlock on close w/ zkpython / c client

2010-05-06 Thread Patrick Hunt (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-763?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Patrick Hunt updated ZOOKEEPER-763: --- Attachment: (was: ZOOKEEPER-763_3_3_1.patch) Deadlock on close w/ zkpython / c

[jira] Commented: (ZOOKEEPER-763) Deadlock on close w/ zkpython / c client

2010-05-06 Thread Patrick Hunt (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-763?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12864871#action_12864871 ] Patrick Hunt commented on ZOOKEEPER-763: For some reason I got confused on the

[jira] Commented: (ZOOKEEPER-768) zkpython segfault on close (assertion error in io thread)

2010-05-06 Thread Kapil Thangavelu (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-768?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12864873#action_12864873 ] Kapil Thangavelu commented on ZOOKEEPER-768: i've uploaded the core file

[jira] Updated: (ZOOKEEPER-768) zkpython segfault on close (assertion error in io thread)

2010-05-06 Thread Kapil Thangavelu (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-768?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kapil Thangavelu updated ZOOKEEPER-768: --- Attachment: zkpython-segfault-on-close-core.bz2 Compressed the core file is

[jira] Commented: (ZOOKEEPER-769) Leader can treat observers as quorum members

2010-05-06 Thread Henry Robinson (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-769?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12864878#action_12864878 ] Henry Robinson commented on ZOOKEEPER-769: -- Hi Sergey - Can you attach the

[jira] Updated: (ZOOKEEPER-767) Submitting Demo/Recipe Shared / Exclusive Lock Code

2010-05-06 Thread Sam Baskinger (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-767?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Sam Baskinger updated ZOOKEEPER-767: Attachment: (was: Lock.java.patch) Submitting Demo/Recipe Shared / Exclusive Lock

[jira] Updated: (ZOOKEEPER-767) Submitting Demo/Recipe Shared / Exclusive Lock Code

2010-05-06 Thread Sam Baskinger (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-767?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Sam Baskinger updated ZOOKEEPER-767: Attachment: ZOOKEEPER-767.patch Unit tests and new SharedExclusiveLock recipe

[jira] Commented: (ZOOKEEPER-767) Submitting Demo/Recipe Shared / Exclusive Lock Code

2010-05-06 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-767?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12864890#action_12864890 ] Hadoop QA commented on ZOOKEEPER-767: - -1 overall. Here are the results of testing

[jira] Created: (ZOOKEEPER-770) Slow add_auth calls with multi-threaded client

2010-05-06 Thread Kapil Thangavelu (JIRA)
Slow add_auth calls with multi-threaded client -- Key: ZOOKEEPER-770 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-770 Project: Zookeeper Issue Type: Bug Components: c client,

[jira] Updated: (ZOOKEEPER-770) Slow add_auth calls with multi-threaded client

2010-05-06 Thread Kapil Thangavelu (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-770?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kapil Thangavelu updated ZOOKEEPER-770: --- Attachment: authtest.py script that demonstrates that time for auth callbacks is

[jira] Updated: (ZOOKEEPER-769) Leader can treat observers as quorum members

2010-05-06 Thread Sergey Doroshenko (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-769?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Sergey Doroshenko updated ZOOKEEPER-769: Attachment: follower.log leader.log observer.log

[jira] Updated: (ZOOKEEPER-767) Submitting Demo/Recipe Shared / Exclusive Lock Code

2010-05-06 Thread Patrick Hunt (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-767?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Patrick Hunt updated ZOOKEEPER-767: --- Status: Open (was: Patch Available) Thanks Sam, release audit failure typically means

[jira] Updated: (ZOOKEEPER-767) Submitting Demo/Recipe Shared / Exclusive Lock Code

2010-05-06 Thread Sam Baskinger (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-767?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Sam Baskinger updated ZOOKEEPER-767: Attachment: (was: ZOOKEEPER-767.patch) Submitting Demo/Recipe Shared / Exclusive

[jira] Commented: (ZOOKEEPER-767) Submitting Demo/Recipe Shared / Exclusive Lock Code

2010-05-06 Thread Sam Baskinger (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-767?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12864913#action_12864913 ] Sam Baskinger commented on ZOOKEEPER-767: - I was wondering about that! Thanks,

[jira] Updated: (ZOOKEEPER-767) Submitting Demo/Recipe Shared / Exclusive Lock Code

2010-05-06 Thread Sam Baskinger (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-767?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Sam Baskinger updated ZOOKEEPER-767: Status: Patch Available (was: Open) This patch is the same as the previous one of the

[jira] Updated: (ZOOKEEPER-767) Submitting Demo/Recipe Shared / Exclusive Lock Code

2010-05-06 Thread Sam Baskinger (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-767?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Sam Baskinger updated ZOOKEEPER-767: Attachment: ZOOKEEPER-767.patch Unit tests and recipe implementation of a

[jira] Commented: (ZOOKEEPER-767) Submitting Demo/Recipe Shared / Exclusive Lock Code

2010-05-06 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-767?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12864925#action_12864925 ] Hadoop QA commented on ZOOKEEPER-767: - +1 overall. Here are the results of testing

[jira] Commented: (ZOOKEEPER-767) Submitting Demo/Recipe Shared / Exclusive Lock Code

2010-05-06 Thread Patrick Hunt (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-767?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12864936#action_12864936 ] Patrick Hunt commented on ZOOKEEPER-767: Sam, yes, you have to cancel/submit for

[jira] Commented: (ZOOKEEPER-769) Leader can treat observers as quorum members

2010-05-06 Thread Henry Robinson (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-769?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12864953#action_12864953 ] Henry Robinson commented on ZOOKEEPER-769: -- Sergey - In the cfg files for

[jira] Commented: (ZOOKEEPER-701) GSoC 2010: Monitoring Recipes and Web-based Administrative Interface

2010-05-06 Thread Savu Andrei (JIRA)
[ https://issues.apache.org/jira/browse/ZOOKEEPER-701?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12864970#action_12864970 ] Savu Andrei commented on ZOOKEEPER-701: --- I have created a wiki page for tracking