Re: [ANNOUNCEMENT] Contributor Workshop at Yahoo!

2010-03-29 Thread Gustavo Niemeyer
Hi Patrick, ZooKeeper dev team, new and old - I think this would be a great opportunity for us to meet and discuss ZooKeeper development. We could focus on ZK internals, future development, QA with team members. What do you think? I'd be willing to coordinate our session unless someone else

Re: [ANNOUNCEMENT] Contributor Workshop at Yahoo!

2010-03-29 Thread Henry Robinson
Great idea! I'll make every effort to be there. Henry On 29 March 2010 06:19, Gustavo Niemeyer gust...@niemeyer.net wrote: Hi Patrick, ZooKeeper dev team, new and old - I think this would be a great opportunity for us to meet and discuss ZooKeeper development. We could focus on ZK

Re: Solitication for logging/debugging requirements

2010-03-29 Thread Flavio Junqueira
Moving the discussion to zookeeper-dev. It is perhaps important to distinguish between message logging and transaction logging. Ben seems to be referring to message logging, the ones we output with log4j. I'm not sure if Ivan is talking about the same. In any case, I think point 3 is

Implementing java.util.concurrent.* interfaces

2010-03-29 Thread Taylor Gautier
Hello, I've been looking at ZooKeeper. I'd like to play around with it a bit, I noticed that some time ago there was some interest in writing classes that implement the java.util.concurrent.* interfaces, specifically there is this open issue: https://issues.apache.org/jira/browse/ZOOKEEPER-88

Re: Solitication for logging/debugging requirements

2010-03-29 Thread Patrick Hunt
Take a look at the logging page in the docs: http://hadoop.apache.org/zookeeper/docs/current/zookeeperInternals.html#sc_logging Some good guidelines in there. Basically we log things at info level that are interesting/informational but not logged so frequently that they fill the log. WARN is

Monitoring ZooKeeper in 3.3.0

2010-03-29 Thread Patrick Hunt
I've posted an overview of ZooKeeper 3.3.0's low level monitoring commands that you might find useful. A number were added in this release in response to user requests: http://bit.ly/940Ag1 Regards, Patrick

ZooKeeper Roadmap - 3.4.0 and beyond

2010-03-29 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 client support (ZOOKEEPER-22 missed 3.3) and reducing some technical debt. In particular I believe we should look at the following going forward. Of course ZooKeeper is open

Re: Implementing java.util.concurrent.* interfaces

2010-03-29 Thread Mahadev Konar
Hi Taylor, Really glad to see that you'd like to work on the recipes. As per your questions, comments are in lined: - it should implement the java.util.concurrent interfaces so that the implementation may be used by anyone already familiar with the java.util.concurrent.* interfaces The

Re: ZooKeeper Roadmap - 3.4.0 and beyond

2010-03-29 Thread Gustavo Niemeyer
Hey Patrick, * ZOOKEEPER-22 * Netty - allow encryption btw servers (potentially clients too) Yes! Yes! Both server and client, please! As we discussed, we want to use ZooKeeper as a coordination service within a network which shouldn't be *entirely* trusted, and this is a critical feature for