In my own tests, It seems only happen on commodity PC cluster. (It doesn't appear on e-slim servers.)
On Fri, Nov 7, 2008 at 10:34 AM, Edward J. Yoon <[EMAIL PROTECTED]> wrote: > Hmm, Thanks. I'll try it. > > On Fri, Nov 7, 2008 at 3:38 AM, Andrew Purtell <[EMAIL PROTECTED]> wrote: >> Have you tried increasing the regionserver timeout to be the same as your >> mapred task timeout? This way scanners will live at least as long as your >> tasks. >> >> Maybe during your upgrade your conf was changed? >> >> - Andy >> >>> From: Edward J. Yoon <[EMAIL PROTECTED]> >>> Subject: org.apache.hadoop.hbase.UnknownScannerException >>> To: [email protected], [EMAIL PROTECTED] >>> Date: Wednesday, November 5, 2008, 11:52 PM >>> >>> After upgrade hadoop to 0.18.2 from 0.18.1, I received an >>> UnknownScannerException. And, Map in/output bytes are only >>> 288 bytes. >>> >>> Does anyone know about this? >>> >> >> >> >> > > > > -- > Best Regards, Edward J. Yoon @ NHN, corp. > [EMAIL PROTECTED] > http://blog.udanax.org > -- Best Regards, Edward J. Yoon @ NHN, corp. [EMAIL PROTECTED] http://blog.udanax.org
