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Re: Should Stat.dataLength return -1 instead of 0 when node content is null? - Zookeeper - [mail # dev]
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...Hi Patrick, I thoroughly agree with your opinion. When you say "major version upgrade", you mean an increase on the 2nd digit (for example from 3.4.X to 3.5.X) or the first digit...
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Author: César Álvarez Núñez,
2012-05-18, 08:19
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Should Stat.dataLength return -1 instead of 0 when node content is null? - Zookeeper - [mail # dev]
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...Hi All, When I create a node with null data, Stat.dataLength is 0. When I create a node with byte[0] data, Stat.dataLength is 0. I think that in the first case dataLength should ...
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Author: César Álvarez Núñez,
2012-05-17, 09:21
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Re: ZooKeeper Memory Usage - Zookeeper - [mail # user]
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...This is the java.env file content. now=`date +%d%m%Y_%H%M%S` gcLogFile="/srv/zk/GC/`hostname`-${now}.log" gcOpts="${gcOpts} -Xloggc:$gcLogFile" gcOpts="${gcOpts} -XX:+PrintGC" gc...
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Author: César Álvarez Núñez,
2012-02-10, 11:32
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Re: ZooKeeper Memory Usage - Zookeeper - [mail # user]
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...The problem is that the stress test is a system stress test so it is not possible (due to time issues) to isolate the ZK part. Fortunately, it is planned for next week to perform the same sy...
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Author: César Álvarez Núñez,
2012-02-09, 16:33
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Re: ZooKeeper Memory Usage - Zookeeper - [mail # user]
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...In my case, our stress test show up a linear increase of "tenured memory" from 0 to > 3GiB with ZK 3.4.0 whereas the same stress-test with 3.3.3 keeps "tenured memory" stable and wr...
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Author: César Álvarez Núñez,
2012-02-09, 14:47
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Re: use cases for asynchronous API - Zookeeper - [mail # user]
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...Almost all my zk agents use asynchronous api; mainly because all services are intrinsically asynchronous. In fact I've wrapped the Zookeeper client to hide synchronous methods; so anyone who...
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Author: César Álvarez Núñez,
2012-02-09, 10:22
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Re: ZooKeeper Memory Usage - Zookeeper - [mail # user]
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...Which ZK version are you using? We've got high memory consumption problems when using v3.4.0 that was solved by using v3.3.3 instead. It is pending to test with v3.4.2 and v3.3.4. /Cés...
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Author: César Álvarez Núñez,
2012-02-09, 10:05
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All zk clients receive a Disconnected when leader server is restarted. - Zookeeper - [mail # user]
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...Hi all, For testing purposes I've excluded the "leader" from the zk client connection string; and I've observed that all zk clients receive a Disconnected event when the leader server ...
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Author: César Álvarez Núñez,
2012-01-16, 14:28
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Enhance SLF4J use inside Zookeeper. - Zookeeper - [mail # dev]
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...Hi all, I would like to: - Modify the usage of slf4j api on zk code since calls to org.slf4j.Logger methods should use parameters instead of "string &...
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Author: César Álvarez Núñez,
2012-01-05, 17:13
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Re: ZooKeeper dev/user meetups. - Zookeeper - [mail # dev]
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...It will be nice to have a meetup in Barcelona. Near from Madrid than USA :-) /César. On Wed, Dec 7, 2011 at 10:03 PM, Flavio Junqueira wrote h o ?...
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Author: César Álvarez Núñez,
2011-12-12, 14:35
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