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[ZOOKEEPER-1382] Zookeeper server holds onto dead/expired session ids in the watch data structures - Zookeeper - [issue]
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...I've observed that zookeeper server holds onto expired session ids in the watcher data structures. The result is the wchp command reports session ids that cannot be found through cons/dump a...
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http://issues.apache.org/jira/browse/ZOOKEEPER-1382
Author: Neha Narkhede,
2013-03-11, 01:16
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[ZOOKEEPER-1457] Ephemeral node deleted for unexpired sessions - Zookeeper - [issue]
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...This week, we saw a potential bug with zookeeper 3.3.4. In an attempt to adding a separate disk for zookeeper transaction logs, our SysOps team threw new disks at all the zookeeper servers i...
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http://issues.apache.org/jira/browse/ZOOKEEPER-1457
Author: Neha Narkhede,
2012-04-30, 19:00
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Ephemeral node deleted for unexpired sessions in Zookeeper 3.3.4 - Zookeeper - [mail # dev]
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...Hi, This week, we saw a potential bug with zookeeper 3.3.4. In an attempt to adding a separate disk for zookeeper transaction logs, our SysOps team threw new disks at all the zookeeper...
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Author: Neha Narkhede,
2012-04-26, 18:17
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Re: watchers not fired after a disk failure? - Zookeeper - [mail # user]
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...Jeremy, hes never fire for the session. For example, when the session has a childr en watch set on /election/a, and then creates /election/a/a_00000001, its w atch on /election/a...
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Author: Neha Narkhede,
2012-03-05, 23:09
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Re: ZooKeeper Memory Usage - Zookeeper - [mail # user]
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...Was there ever a JIRA created for this issue ? Thanks, Neha On Fri, Feb 10, 2012 at 9:31 AM, Mahadev Konar wr ote: rote: ory" 3 all zes se ap ws . k if l ke set...
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Author: Neha Narkhede,
2012-03-02, 23:18
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Re: Backups - Zookeeper - [mail # user]
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...Jordan, I'd be interested in previewing it. Let me know. Thanks, Neha On Mon, Jan 16, 2012 at 5:42 PM, Jordan Zimmerman wrote:...
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Author: Neha Narkhede,
2012-01-17, 18:10
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Re: Performing no downtime hardware changes to a live zookeeper cluster - Zookeeper - [mail # dev]
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...Patrick, Looks like https://issues.apache.org/jira/browse/ZOOKEEPER-1356 is a duplicate of 338 ? If yes, then I'll mark it to reflect the same. Thanks, Neha On Mon, Jan 9, ...
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Author: Neha Narkhede,
2012-01-10, 02:49
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Re: Performing no downtime hardware changes to a live zookeeper cluster - Zookeeper - [mail # dev]
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...could re-resolve on every reconnect and you could just re-alias that name to a new IP. But you'll have to put in logic that will do that but not break people using DNS RR. Having a lis...
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Author: Neha Narkhede,
2012-01-09, 20:33
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Re: Performing no downtime hardware changes to a live zookeeper cluster - Zookeeper - [mail # dev]
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...Maybe I didn't express myself clearly. When I said DNS RR, I meant its simplest implementation which resolves a hostname to multiple IPs. Whatever method you use to map host names to I...
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Author: Neha Narkhede,
2012-01-09, 18:51
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Re: Performing no downtime hardware changes to a live zookeeper cluster - Zookeeper - [mail # dev]
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...I was reading through the client code and saw that zookeeper client caches the server IPs during startup and maintains it for the rest of its lifetime. If we go with the DNS RR approach or a...
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Author: Neha Narkhede,
2012-01-09, 18:15
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