Is this with jvm reuse turned on? On Dec 26, 2011, at 9:38 AM, Markus Jelsma wrote:
> Hi, > > We're sometimes seeing this exception if a map task already failed before due > to, for example, an OOM error. Any ideas on how to address this issue? > > org.apache.hadoop.io.SecureIOUtils$AlreadyExistsException: File > /opt/hadoop/hadoop-0.20.205.0/libexec/../logs/userlogs/job_201112261420_0003/attempt_201112261420_0003_m_000029_1/log.tmp > > already exists > at > org.apache.hadoop.io.SecureIOUtils.insecureCreateForWrite(SecureIOUtils.java:130) > at > org.apache.hadoop.io.SecureIOUtils.createForWrite(SecureIOUtils.java:157) > at org.apache.hadoop.mapred.TaskLog.writeToIndexFile(TaskLog.java:296) > at org.apache.hadoop.mapred.TaskLog.syncLogs(TaskLog.java:369) > at org.apache.hadoop.mapred.Child$4.run(Child.java:257) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:396) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1059) > at org.apache.hadoop.mapred.Child.main(Child.java:249) > > > Thanks
