This might be because the tasktracker child VMs need more memory. Try setting mapred.child.java.opts to something higher like -Xmx512m.
Tom On 25/02/2008, Jason Venner <[EMAIL PROTECTED]> wrote: > All of the test/sample jobs fail with either out of memory or The reduce > copier failed. > Anyone have any tips on this? > > Our non ec2 installations seem to work just fine. > > -- > Jason Venner > Attributor - Publish with Confidence <http://www.attributor.com/> > Attributor is hiring Hadoop Wranglers, contact if interested > >
