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Zookeeper >> mail # user >> issue about write sync in majority followers


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ch huang 2013-09-04, 06:54
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Neha Narkhede 2013-09-04, 14:51
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ch huang 2013-09-05, 01:59
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Neha Narkhede 2013-09-05, 02:06
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Martin Kou 2013-09-06, 04:11
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Flavio Junqueira 2013-09-06, 06:29
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Re: issue about write sync in majority followers
zookeeper use zad not paxos ,so here is discuss zad :)

On Fri, Sep 6, 2013 at 2:29 PM, Flavio Junqueira <[EMAIL PROTECTED]>wrote:

> Did you mean to say zab instead of paxos?
>
> -Flavio
>
> On Sep 6, 2013, at 6:11 AM, Martin Kou <[EMAIL PROTECTED]> wrote:
>
> > The follower doesn't persist in the beginning - not until it's sure it
> had the consensus of the quorum. Also, the client only talks to the node it
> is connected to.
> >
> > The general algorithm you're looking for here is Paxos. You may want to
> look that up.
> >
> > Sent from my iPhone
> >
> >> On Sep 3, 2013, at 11:54 PM, ch huang <[EMAIL PROTECTED]> wrote:
> >>
> >> hi,all:
> >>         i am very confused about the write sync  process,what i thank is
> >> ,client connect to one of follower ,send a update request to it,and the
> >> follower persisted the update to it's disk ,then forward this request to
> >> the leader,the leader broadcast it to all it's follower, if the leader
> get
> >> responce of the majority of all follower say the update succeed, it
> commits
> >> the update ,and the client will get success response (from who? the
> leader
> >> or the follower who connected?)
> >>
> >> so before leader persisted the change ,this change should be persisted
> on
> >> majority of followers ?
> >>
> >> what i think is right??
>
>
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Edward Ribeiro 2013-09-08, 15:20
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB