Re: Read latency skyrockets after 95-98th percentile

2012-07-31 Thread Andras Szerdahelyi
you have received this message in error, please contact the sender immediately and irrevocably delete this message and any copies. From: Andras Szerdahelyi [mailto:andras.szerdahe...@ignitionone.com] Sent: Tuesday, July 31, 2012 15:53 To: user@cassandra.apache.org<mailto:user@cassandr

RE: Read latency skyrockets after 95-98th percentile

2012-07-31 Thread Viktor Jevdokimov
che.org Subject: Read latency skyrockets after 95-98th percentile hey list, i've been trying to understand why we are seeing rather nasty read latency peaks in as much as 2% of our total read ( not sure what the underlying thrift call is, should be get_slice ) requests that we have been **unabl

Read latency skyrockets after 95-98th percentile

2012-07-31 Thread Andras Szerdahelyi
hey list, i've been trying to understand why we are seeing rather nasty read latency peaks in as much as 2% of our total read ( not sure what the underlying thrift call is, should be get_slice ) requests that we have been **unable to tie to garbage collection or blocking I/O.** This is what i m