Re: Reduce stalling

2008-07-18 Thread brainstorm
I'm having the same problem :-/ Maps are going fine while reduce phase stalls on 9-16%, and then resumes after a loong while (30-40 minutes). I'm using hadoop 0.16.0 (r618351) and wordcount hadoop-example... next week I'll try with a newer hadoop version (perhaps trunk) to see if I can reproduce t

Reduce stalling

2008-06-20 Thread Arnie Horta
Hello, I am having a problem...when I configure more than one node on my hadoop cluster, the reduce jobs all stall. Ther logs look EXACTLY like the logs described by Amit Kumar Singh. in his post last month. I have checked that the disk is fine (I formatted the HDFS and deleted all the data on th