Re: OOM when Adding host

2015-08-10 Thread rock zhang
I logged the open files every 10 mins, last record is : lsof -p $cassadnraPID | wc -l 74728 lsof |wc-l 5887913 # this is a very large number, don't know why. After OOM the open file numbers back to few hundreds (lsof | wc -l ). On Aug 10, 2015, at 9:59 AM, rock zhang wrote: > My C

Re: OOM when Adding host

2015-08-10 Thread rock zhang
My Cassandra version is 2.1.4. Thanks Rock On Aug 10, 2015, at 9:52 AM, rock zhang wrote: > Hi All, > > Currently i have three hosts. The data is not balanced, one is 79G, another > two have 300GB. When I adding a new host, firstly I got "too many open files" > error, then i changed file op

OOM when Adding host

2015-08-10 Thread rock zhang
Hi All, Currently i have three hosts. The data is not balanced, one is 79G, another two have 300GB. When I adding a new host, firstly I got "too many open files" error, then i changed file open limit from 100,000 to 1, 000, 000. Then I got OOM error. Should I change the limits to 20, inst