Hi Andy，
i have a question about thrift,does thrift server connect to hbase
through zookeeper?
i read the thrift log and find thrift is assign 'request' to different
regionserver.
below is the log:
2012-12-27 15:39:27,924 DEBUG
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation:
Cached location for BT_NET_LOG_000,0000189094114602012122620
200107000031857,1356593966233.d20458ecf526a932f602af63002b290e. is
hadoop1:60020
2012-12-27 15:39:27,924 DEBUG
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation:
Cached location for BT_NET_LOG_000,0000189098696122012122921
000107000031857,1356593966233.c1f127dc9de117605ea332f27b0b3775. is
hadoop1:60020
2012-12-27 15:39:28,563 DEBUG org.apache.hadoop.hbase.client.MetaScanner:
Scanning .META. starting at
row=BT_NET_LOG_000,0000189094114602012122620200107000031857,00000
000000000 for max=10 rows using
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@52313a4e
2012-12-27 15:45:14,850 DEBUG
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation:
Removed BT_NET_LOG_000,0000153910000002012120115134001000000
272,1356589842295.5c84298f6889734514903fffc9582689. for
tableName=BT_NET_LOG_000 from cache because of
0000189002087912012120100000107000031857
2012-12-27 15:45:14,853 DEBUG
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation:
Retry 1, sleep for 1000ms!
2012-12-27 15:45:15,379 DEBUG org.apache.hadoop.hbase.client.MetaScanner:
Scanning .META. starting at
row=BT_NET_LOG_000,0000153910000002012120115134001000000272,00000
000000000 for max=10 rows using
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@52313a4e
2012-12-27 15:45:15,384 DEBUG
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation:
locateRegionInMeta parentTable=.META., metaLocation={region=
.META.,,1.1028785192, hostname=hadoop1, port=60020}, attempt=0 of 10
failed; retrying after sleep of 1000 because: the only available region for
the required row is a
split parent, the daughters should be online soon:
BT_NET_LOG_000,0000153910000002012120115134001000000272,1356589842295.5c84298f6889734514903fffc9582689.
2012-12-27 15:45:15,856 DEBUG org.apache.hadoop.hbase.client.MetaScanner:
Scanning .META. starting at
row=BT_NET_LOG_000,0000189001962242012122322200106000000559,00000
000000000 for max=10 rows using
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@52313a4e
2012-12-27 15:45:15,859 DEBUG
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation:
Cached location for BT_NET_LOG_000,0000189001962242012122322
200106000000559,1356594314689.23d2fce6f5b6912e39eb7bdf22a069b3. is
hadoop3:60020
2012-12-27 15:45:16,387 DEBUG org.apache.hadoop.hbase.client.MetaScanner:
Scanning .META. starting at
row=BT_NET_LOG_000,0000189001962242012122322200106000000559,00000
000000000 for max=10 rows using
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@52313a4e
2012-12-27 15:45:17,638 DEBUG org.apache.hadoop.hbase.client.MetaScanner:
Scanning .META. starting at
row=BT_NET_LOG_000,0000153910000002012120115134001000000272,00000
000000000 for max=10 rows using
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@52313a4e
2012-12-27 15:45:17,642 DEBUG
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation:
Cached location for BT_NET_LOG_000,0000153910000002012120115
134001000000272,1356594314689.91a440fc38a1d4d9b0afbf0ebf33e7a8. is
hadoop3:60020
seems thrift assign request to hadoop1 and hadoop3, but i still have a
hadoop2 which seems not included in this circulation.
any suggestion?
Thanks!
beatls
On Wed, Dec 26, 2012 at 2:52 PM, 周梦想 <[email protected]> wrote:
> Yes, the first article is the base to install and test thrift, it has
> nothing to do with HBase.
> And the second one is how to use thrift on HBase.
>
> 2012/12/25 hua beatls <[email protected]>
>
> > Hi Andy,
> > shoud i first install as
> > http://abloz.com/2012/05/31/example-thrift-installation.html, then
> > configure thrift as @
> > http://abloz.com/2012/06/01/python-operating-hbase-thrift-to.html.
> that's
> > first install thrift using tarball from apache.thirft.org, then
> configrue
> > and start it with './hbase-daemon.sh start thrift'.
> >
> >
> > Best R.
> >
> > beatls
> >
> > On Tue, Dec 25, 2012 at 9:29 PM, hua beatls <[email protected]> wrote:
> >
> > > Hi Andy,
> > > you give me two ways to install (or configure) thriftserver ,
> first
> > > is showed @
> > > http://abloz.com/2012/06/01/python-operating-hbase-thrift-to.html
> > > second way @
> > > http://abloz.com/2012/05/31/example-thrift-installation.html, i prefer
> > > the first one, but seems the second one if official?
> > > which one is better, or both works?
> > >
> > > Best R.
> > >
> > > beatls
> > >
> > >
> > > On Mon, Dec 24, 2012 at 7:49 PM, 周梦想 <[email protected]> wrote:
> > >
> > >> hi beatls，
> > >>
> > >> for your question, the answer is YES!
> > >> if you just need a c++ client to access HBase,
> > >> just run thrift server like this:
> > >> in hbase home dir, run
> > >> bin/hbase-daemon.sh start thrift
> > >> or
> > >> bin/hbase-daemon.sh start thrift2
> > >>
> > >> then you can using your c++ thrift client to connect.
> > >> I have some articles about via thrift connect hbase in Chinese:
> > >> http://abloz.com/2012/06/01/python-operating-hbase-thrift-to.html
> > >> http://abloz.com/2012/10/18/php-thrift-access-hbase-two.html
> > >> http://abloz.com/2012/05/31/example-thrift-installation.html
> > >>
> > >> I'm using python and php connect hbase,not c++.
> > >> I also translate part of the HBase document to Chinese,url is:
> > >>
> > >> http://abloz.com/hbase/book.html
> > >>
> > >> for your reference.
> > >>
> > >> Thanks.
> > >> Andy Zhou
> > >>
> > >> 2012/12/24 hua beatls <[email protected]>
> > >>
> > >> > Hi,
> > >> > we have a c++ client, and the thrift server was installed on
> > the
> > >> > Ndatanode ®ionservers.
> > >> > ( from the official document we know that it is not
> recommended
> > >> for
> > >> > the thrift colocated with nn &jobtracker).
> > >> > as we understand the processs from client to hbase shown
> below:
> > >> > client--->thrift server----->zookeeper---->hbase.
> > >> > my quesiton: can thrift server deploy on a stangalone server(
> do
> > >> not
> > >> > colocated with NN&Jobtracker);
> > >> >
> > >> > Many Thanks!
> > >> >
> > >> >
> > >> > beatls
> > >> >
> > >> >
> > >> >
> > >> > On Sun, Dec 23, 2012 at 7:52 AM, Lukáš Drbal <[email protected]
> >
> > >> > wrote:
> > >> >
> > >> > > Hi Xiang,
> > >> > > please don't send question like this ... nobody can't response
> > message
> > >> > like
> > >> > > this.
> > >> > > This is one of questions were response can be: "yes, you can, go
> it"
> > >> > > I write this message only because we have many client for access
> to
> > >> HBase
> > >> > > via thrift and i want share our experience and take some new
> ideas.
> > >> > >
> > >> > > What's your client language?
> > >> > >
> > >> > > Here is many options, for exaple we have enabled
> > >> > > hbase.regionserver.export.thrift
> > >> > > and we use all region servers from client side (this is maybe
> bad, i
> > >> don'
> > >> > > know)
> > >> > >
> > >> > > LesTR
> > >> > > --
> > >> > > send from lower keyboard, please excuse my typos
> > >> > >
> > >> > >
> > >> > >
> > >> > > **
> > >> > > 2012/12/22 Xiang Hua <[email protected]>
> > >> > >
> > >> > > > Hi,
> > >> > > > how can thrift server connect to hbase, through zookeeper?
> how
> > >> to
> > >> > > > config it?
> > >> > > >
> > >> > > >
> > >> > > > Thanks!
> > >> > > >
> > >> > > >
> > >> > > > beatls
> > >> > > >
> > >> > >
> > >> > >
> > >> > >
> > >> > > --
> > >> > > Save The World - http://www.worldcommunitygrid.org/
> > >> > >
> > >>
> http://www.worldcommunitygrid.org/stat/viewMemberInfo.do?userName=LesTR
> > >> > >
> > >> > > LesTR
> > >> > >
> > >> >
> > >>
> > >
> > >
> >
>
