Re: Too many open files (Cassandra 2.0.1)

2013-10-29 Thread Jon Haddad
In general, my understanding is that memory mapped files use a lot of open file handlers. We raise all our DBs to unlimited open files. On Oct 29, 2013, at 8:30 AM, Pieter Callewaert wrote: > Investigated a bit more: > > -I can reproduce it, happened already on several nodes when I

RE: Too many open files (Cassandra 2.0.1)

2013-10-29 Thread Pieter Callewaert
Investigated a bit more: -I can reproduce it, happened already on several nodes when I do some stress testing (5 select's spread over multiple threads) -Unexpected exception in the selector loop. Seems not related with the Too many open files, it just happens. -It'