Re: Share Zookeeper instance and Connection Limits

2009-12-18 Thread Thiago Borges
On 16/12/2009 19:15, Patrick Hunt wrote: Rt, this was with 1gE. No, I don't know anyone who has done this. But it should be easy enough for you to test. Limit the amount of data you are storing in znodes and it shouldn't be too terrible. Ok. I will do experiments in a lab with 40 Core 2 duo ma

Re: Share Zookeeper instance and Connection Limits

2009-12-18 Thread Thiago Borges
On 16/12/2009 20:06, Benjamin Reed wrote: I agree with Ted, it doesn't seem like a good idea to do in practice. Maybe in some specifically environment as described in ZOOKEEPER-546. But yes, I agree, it's only a idea. The world are changing to SSD's too! 1) use tmpfs My memory will be sp

Re: Share Zookeeper instance and Connection Limits

2009-12-18 Thread Ted Dunning
ZK does a good enough job at avoiding seeks that if you give it some dedicated disks, you may not see much speedup with SSD's. On Fri, Dec 18, 2009 at 9:13 AM, Thiago Borges wrote: > Maybe in some specifically environment as described in ZOOKEEPER-546. But > yes, I agree, it's only a idea. The w

Re: Share Zookeeper instance and Connection Limits

2009-12-18 Thread Patrick Hunt
If you do test large (and by large I'm talking about millions of znodes and 10s of millions of watches) be sure to allocate enough memory, get the latest JVM (1.6.0_17) and turn on incremental/CMS GC in the sun JVM. You may find this helpful as well for tracking progress in real time: http://b