Yes,I hava this problem too. So I want to know how to allocate the memery in hbase . Why OOME ? How to limit the heap space in hbase ? or It did not calc the memery ?
On Mon, Apr 18, 2011 at 9:01 AM, Weiwei Xiong <xion...@gmail.com> wrote: > Hi, > > > My HBase deployment has been working great but recently the regionservers > always got out of memory error. The symptom is like this: region servers > failed with OME, and then I restarted them. One of region servers used up > the maximum memory I configured for HBase, and then fail with memory dump. > Region servers on other nodes will relay to use up the system memory and > fail with OME one by one. Finally all region servers failed. This problem > is > reproduced every time I restart region servers or the whole HBase. > > I am using 0.90.1 on a cluster with two nodes, each of which has 32GB > memory. Initially I configured hbase with 16GB memory. After this issue > came > out I kept increasing the memory for HBase but seems won't work out. > > I have been dumping millions of rows into HBase tables these days. I > totally stopped all of them now. But every time I restart HBase, the > regionservers fail with OME. Did anyone of you have such problem before? > > Thanks, > -- Weiwei > -- Thanks & Best regards jiajun
