Oye - ok ... will do. --Suraj On Sat, Mar 13, 2010 at 2:59 PM, Jean-Daniel Cryans <jdcry...@apache.org>wrote:
> Suraj, > > The mailing list doesn't accept attachments 99% of the time, might as > well post it in the jira ;) > > J-D > > On Sat, Mar 13, 2010 at 2:55 PM, Suraj Varma <svarma...@gmail.com> wrote: > > Hi J-D: > > I wrote a patch for this (also attached) and wanted to get your thoughts > > before submitting it. > > Please see attached. > > Thanks, > > --Suraj > > On Tue, Mar 9, 2010 at 10:27 AM, Jean-Daniel Cryans <jdcry...@apache.org > > > > wrote: > >> > >> Totally agree, I created > https://issues.apache.org/jira/browse/HBASE-2305 > >> > >> J-D > >> > >> On Tue, Mar 9, 2010 at 8:13 AM, Doug Meil < > doug.m...@explorysmedical.com> > >> wrote: > >> > Hi Jeff- > >> > > >> > Thanks for responding. I agree that "hard-coding" is certainly not a > >> > good idea, but the intent of the post was to illustrate *which* > minimal > >> > parameters were getting used to establish a remote connection (i.e., > not > >> > necessarily *where*). > >> > > >> > One of the other points of this observation was a request for the > >> > defaulting of a zookeeper client port value which appears to be > required > >> > either supplied via XML or in code. Personally, I'd like less > wherever is > >> > reasonable. > >> > > >> >> FYI... If the last parameter isn't set you'll get the following > >> >> error.... > >> >> could this be defaulted to a reasonable value? > >> > > >> > > >> > > >> > > >> > -----Original Message----- > >> > From: Jeff Zhang [mailto:zjf...@gmail.com] > >> > Sent: Tuesday, March 09, 2010 10:17 AM > >> > To: hbase-u...@hadoop.apache.org > >> > Subject: Re: HBase remote client configuration experience > >> > > >> > Hi Doug, > >> > > >> > In my opinion, when using HBase Java API, you should put > hbase-site.xml > >> > in > >> > classpath. Set the parameter in hase-site.xml. Hard coding the > >> > parameters is > >> > not a good idea. > >> > > >> > > >> > > >> > On Tue, Mar 9, 2010 at 7:09 AM, Doug Meil > >> > <doug.m...@explorysmedical.com>wrote: > >> > > >> >> Greetings- > >> >> > >> >> The question of HBase client remote configuration (i.e., the client > is > >> >> not > >> >> running on the same machine as the HBase master) comes up > periodically > >> >> on > >> >> these dist-lists and a common theme is a lack of documentation on > >> >> exactly > >> >> what it takes to configure a remote client connection. > >> >> > >> >> After some trial and error, this seems to be the absolute minimum > >> >> number of > >> >> parameters required for connecting to a remote HBase instance (tested > >> >> with > >> >> HBase 0.20.3). > >> >> > >> >> HBaseConfiguration config = new HBaseConfiguration(); > >> >> config.clear(); > >> >> config.set("hbase.zookeeper.quorum", "server"); > >> >> config.set("hbase.zookeeper.property.clientPort","2181"); > >> >> > >> >> This is consistent with other references to the importance of > >> >> "hbase.zookeeper.quorum" except that we did this testing with the > >> >> intent of > >> >> connecting using only parameters set in code to eliminate any > classpath > >> >> issues with XML files. > >> >> > >> >> FYI... If the last parameter isn't set you'll get the following > >> >> error.... > >> >> could this be defaulted to a reasonable value? > >> >> > >> >> > >> >> 10/03/09 10:04:55 ERROR zookeeper.ZooKeeperWrapper: no clientPort > found > >> >> in > >> >> zoo.cfg > >> >> Exception in thread "main" java.io.IOException: Could not read quorum > >> >> servers from zoo.cfg > >> >> at > >> >> > >> >> > org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.<init>(ZooKeeperWrapper.java:85) > >> >> at > >> >> > >> >> > org.apache.hadoop.hbase.client.HConnectionManager$ClientZKWatcher.getZooKeeperWrapper(HConnectionManager.java:223) > >> >> at > >> >> > >> >> > org.apache.hadoop.hbase.client.HConnectionManager$TableServers.getZooKeeperWrapper(HConnectionManager.java:932) > >> >> at > >> >> > >> >> > org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRootRegion(HConnectionManager.java:948) > >> >> at > >> >> > >> >> > org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegion(HConnectionManager.java:625) > >> >> > >> >> > >> >> Doug Meil > >> >> Director of Engineering > >> >> doug.m...@explorys.net > >> >> > >> >> > >> > > >> > > >> > -- > >> > Best Regards > >> > > >> > Jeff Zhang > >> > > > > > >
