Re: [perf-discuss] ZFS performance issue - READ is slow as hell...

2009-06-10 Thread Jonathan Edwards
On Jun 10, 2009, at 8:58 AM, John Levon wrote: On Wed, Jun 10, 2009 at 01:17:39AM -0700, roland wrote: and sun has closed the ticket without leaving a comment why this is not an issue. (11-Closed:Not a Defect (Closed)) There was a comment placed in a Sun-private section of the bug: sorr

Re: [perf-discuss] filebench randomwrite not scaling with multiple threads?

2009-06-10 Thread Andrew Wilson
John, Thanks for the further details about what you are doing. Yes, setting directio is supposed to turn off read caching. What speeds are you getting with reads? What is the CPU utilization on your client machine with FileBench? Also, just out of curiosity, which version of FileBench are yo

Re: [perf-discuss] ZFS performance issue - READ is slow as hell...

2009-06-10 Thread John Levon
On Wed, Jun 10, 2009 at 01:17:39AM -0700, roland wrote: > and sun has closed the ticket without leaving a comment why this > is not an issue. (11-Closed:Not a Defect (Closed)) There was a comment placed in a Sun-private section of the bug: sorry about this, it's against the policy. As the rea

Re: [perf-discuss] ZFS performance issue - READ is slow as hell...

2009-06-10 Thread roland
and sun has closed the ticket without leaving a comment why this is not an issue. (11-Closed:Not a Defect (Closed)) this IS an issue for me and is this the way to handle users which spend hours of their spare time to report and trying to dig into it? sorry, but i never saw issues handled l