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From Ted Dunning <ted.dunn...@gmail.com>
Subject Re: Will zookeeper server merge some watcher notifications?
Date Sat, 05 Nov 2011 17:46:50 GMT
Yes.

On Sat, Nov 5, 2011 at 5:24 AM, nileader <nileader@gmail.com> wrote:

> Yeah, Thanks.
>
> I know zk server will notify it's znodes watcher. But i mean will zookeeper
> server merge some watcher notifications when client update data of znode *
> frequently*!
>
> ----
> nileader ni掌柜的个人邮件.
> Email/MSN:nileader@gmail.com
>
> *这里一封来自ni掌柜个人邮箱的邮件.如果你觉得邮件内容中包含任何关于个人隐私的信息,请勿转发.谢谢.*
>
>
>
> 2011/11/4 Andrei Savu <savu.andrei@gmail.com>
>
> > Check this page:
> >
> >
> http://zookeeper.apache.org/doc/r3.3.3/zookeeperProgrammers.html#ch_zkWatches
> >
> > *One-time trigger*
> >
> > One watch event will be sent to the client when the data has changed. For
> > example, if a client does a getData("/znode1", true) and later the data
> for
> > /znode1 is changed or deleted, the client will get a watch event for
> > /znode1. If /znode1 changes again, no watch event will be sent unless the
> > client has done another read that sets a new watch.
> >
> > On Fri, Nov 4, 2011 at 10:43 AM, nileader <nileader@gmail.com> wrote:
> >
> > > Will zookeeper server merge some watcher notifications when client
> update
> > > data of znode frequent!
> > >
> >
>

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