Hi Ted, Recently Constants filenames has been renamed in Trunk and 23 branch. Looks that will be the cause for this issue. I remember we have done that in HDFS-1620.
current codebase has FsConstants.java. Regards, Uma ----- Original Message ----- From: Ted Yu <[email protected]> Date: Thursday, September 29, 2011 7:27 am Subject: HBase trunk on 0.23 Was: Update on hadoop-0.23 To: [email protected] Cc: [email protected] > Minor correction to Todd's report, currently HBase TRUNK doesn't > compileagainst 0.23 ( > https://builds.apache.org/view/G-L/view/HBase/job/HBase-TRUNK-on- > Hadoop-23/42/console > ): > > [ERROR] /home/hudson/hudson-slave/workspace/HBase-TRUNK-on-Hadoop- > 23/trunk/src/main/java/org/apache/hadoop/hbase/util/FSHDFSUtils.java:[35,38]cannot > find symbol > [ERROR] symbol : class FSConstants > [ERROR] location: package org.apache.hadoop.hdfs.protocol > [ERROR] > > Cheers > > On Tue, Sep 27, 2011 at 12:56 PM, Todd Lipcon <[email protected]> > wrote: > > Hi all, > > > > Just an update from the HBase side: I've run some cluster tests on > > HDFS 0.23 (as of about a month ago) and it generally works well. > > Performance for some workloads is ~2x due to HDFS-941, and can be > > improved a bit more if I finish HDFS-2080 in time. I did not do > > extensive failure testing (to stress the new append/sync code) > but I > > do plan to do that in the coming months. > > > > HBase trunk can compile against 0.23 by using -Dhadoop23 on the > maven> build. Currently some 15 or so tests are failing - the > following HBase > > JIRA tracks those issues: > > https://issues.apache.org/jira/browse/HBASE-4254 > > > > (these may be indicative of HDFS side bugs) > > > > Any help there from the community would be appreciated! > > > > -Todd > > > > On Tue, Sep 27, 2011 at 12:24 PM, Roman Shaposhnik > <[email protected]> wrote: > > > Hi Arun! > > > > > > Thanks for the quick reply! > > > > > > I'm sorry if I had too many questions in my original email, > but I can't > > find > > > an answer to my "integration tests" question. Could you, > please, share > > > a URL with us where I can find out more about them? > > > > > > On Mon, Sep 26, 2011 at 11:20 PM, Arun C Murthy > <[email protected]>> wrote: > > >> # We made changes to Pig - rather we got help from the Pig team, > > particularly Daniel. > > >> > > >> So, we plan to work through the rest of the stack - Hive, > Oozie etc. > > very soon and we'll > > >> depend on updated releases from the individual projects. > > > > > > Do we have any kinds of commitment from downstream projects as > far as > > those > > > updates are concerned? Are they targeting these changes as > part of point > > (patch) > > > release of an already released version (like Pig 0.9.X for > example) or > > > will it be > > > part of a brand new major release? > > > > > > Thanks, > > > Roman. > > > > > > > > > > > -- > > Todd Lipcon > > Software Engineer, Cloudera > > >
