Re: [-RT] multiple streams have degraded performance

2007-06-20 Thread Peter Zijlstra
On Tue, 2007-06-19 at 20:38 -0700, Vernon Mauery wrote: > On Monday 18 June 2007 10:12:21 pm Vernon Mauery wrote: > > In looking at the performance characteristics of my network I found that > > 2.6.21.5-rt15 suffers from degraded thoughput with multiple threads. The > > test that I did this with

Re: [-RT] multiple streams have degraded performance

2007-06-19 Thread Vernon Mauery
On Monday 18 June 2007 10:12:21 pm Vernon Mauery wrote: > In looking at the performance characteristics of my network I found that > 2.6.21.5-rt15 suffers from degraded thoughput with multiple threads. The > test that I did this with is simply invoking 1, 2, 4, and 8 instances of > netperf at a ti

Re: [-RT] multiple streams have degraded performance

2007-06-19 Thread Vernon Mauery
On Tuesday 19 June 2007 8:38:50 am Peter Zijlstra wrote: > On Tue, 2007-06-19 at 07:25 -0700, Vernon Mauery wrote: > > On Monday 18 June 2007 11:51:38 pm Peter Zijlstra wrote: > > > On Mon, 2007-06-18 at 22:12 -0700, Vernon Mauery wrote: > > > > In looking at the performance characteristics of my n

Re: [-RT] multiple streams have degraded performance

2007-06-19 Thread Peter Zijlstra
On Tue, 2007-06-19 at 07:25 -0700, Vernon Mauery wrote: > On Monday 18 June 2007 11:51:38 pm Peter Zijlstra wrote: > > On Mon, 2007-06-18 at 22:12 -0700, Vernon Mauery wrote: > > > In looking at the performance characteristics of my network I found that > > > 2.6.21.5-rt15 suffers from degraded tho

Re: [-RT] multiple streams have degraded performance

2007-06-19 Thread Vernon Mauery
On Monday 18 June 2007 11:51:38 pm Peter Zijlstra wrote: > On Mon, 2007-06-18 at 22:12 -0700, Vernon Mauery wrote: > > In looking at the performance characteristics of my network I found that > > 2.6.21.5-rt15 suffers from degraded thoughput with multiple threads. The > > test that I did this with

Re: [-RT] multiple streams have degraded performance

2007-06-18 Thread Peter Zijlstra
On Mon, 2007-06-18 at 22:12 -0700, Vernon Mauery wrote: > In looking at the performance characteristics of my network I found that > 2.6.21.5-rt15 suffers from degraded thoughput with multiple threads. The > test that I did this with is simply invoking 1, 2, 4, and 8 instances of > netperf at a

[-RT] multiple streams have degraded performance

2007-06-18 Thread Vernon Mauery
In looking at the performance characteristics of my network I found that 2.6.21.5-rt15 suffers from degraded thoughput with multiple threads. The test that I did this with is simply invoking 1, 2, 4, and 8 instances of netperf at a time and measuring the total throughput. I have two 4-way mac