Re: [PATCH v2] Perf Bench: Locking Microbenchmark

2014-11-21 Thread Tuan Bui
On Fri, 2014-11-21 at 13:04 -0300, Arnaldo Carvalho de Melo wrote: > Em Fri, Nov 21, 2014 at 12:57:06PM -0300, Arnaldo Carvalho de Melo escreveu: > > Em Thu, Nov 20, 2014 at 11:06:05AM -0800, Tuan Bui escreveu: > > > Subject: [PATCH] Perf Bench: Locking Microbenchmark > > > > > > In response to

Re: [PATCH v2] Perf Bench: Locking Microbenchmark

2014-11-21 Thread Tuan Bui
On Fri, 2014-11-21 at 12:57 -0300, Arnaldo Carvalho de Melo wrote: > > > > Test machine is a 8-sockets 80 cores Westmere system HT-off on v3.17-rc6. > > > > AIM7AIM7perf-bench perf-bench > > Users Jobs/minJobs/min/child Ops/sec

Re: [PATCH v2] Perf Bench: Locking Microbenchmark

2014-11-21 Thread Arnaldo Carvalho de Melo
Em Fri, Nov 21, 2014 at 12:57:06PM -0300, Arnaldo Carvalho de Melo escreveu: > Em Thu, Nov 20, 2014 at 11:06:05AM -0800, Tuan Bui escreveu: > > Subject: [PATCH] Perf Bench: Locking Microbenchmark > > > > In response to this thread https://lkml.org/lkml/2014/2/11/93, this is > > a micro benchmark

Re: [PATCH v2] Perf Bench: Locking Microbenchmark

2014-11-21 Thread Arnaldo Carvalho de Melo
Em Thu, Nov 20, 2014 at 11:06:05AM -0800, Tuan Bui escreveu: > Subject: [PATCH] Perf Bench: Locking Microbenchmark > > In response to this thread https://lkml.org/lkml/2014/2/11/93, this is > a micro benchmark that stresses locking contention in the kernel with > creat(2) system call by spawning

Re: [PATCH v2] Perf Bench: Locking Microbenchmark

2014-11-21 Thread Arnaldo Carvalho de Melo
Em Thu, Nov 20, 2014 at 11:06:05AM -0800, Tuan Bui escreveu: Subject: [PATCH] Perf Bench: Locking Microbenchmark In response to this thread https://lkml.org/lkml/2014/2/11/93, this is a micro benchmark that stresses locking contention in the kernel with creat(2) system call by spawning

Re: [PATCH v2] Perf Bench: Locking Microbenchmark

2014-11-21 Thread Arnaldo Carvalho de Melo
Em Fri, Nov 21, 2014 at 12:57:06PM -0300, Arnaldo Carvalho de Melo escreveu: Em Thu, Nov 20, 2014 at 11:06:05AM -0800, Tuan Bui escreveu: Subject: [PATCH] Perf Bench: Locking Microbenchmark In response to this thread https://lkml.org/lkml/2014/2/11/93, this is a micro benchmark that

Re: [PATCH v2] Perf Bench: Locking Microbenchmark

2014-11-21 Thread Tuan Bui
On Fri, 2014-11-21 at 12:57 -0300, Arnaldo Carvalho de Melo wrote: Test machine is a 8-sockets 80 cores Westmere system HT-off on v3.17-rc6. AIM7AIM7perf-bench perf-bench Users Jobs/minJobs/min/child Ops/sec Ops/sec/child 500

Re: [PATCH v2] Perf Bench: Locking Microbenchmark

2014-11-21 Thread Tuan Bui
On Fri, 2014-11-21 at 13:04 -0300, Arnaldo Carvalho de Melo wrote: Em Fri, Nov 21, 2014 at 12:57:06PM -0300, Arnaldo Carvalho de Melo escreveu: Em Thu, Nov 20, 2014 at 11:06:05AM -0800, Tuan Bui escreveu: Subject: [PATCH] Perf Bench: Locking Microbenchmark In response to this thread

[PATCH v2] Perf Bench: Locking Microbenchmark

2014-11-20 Thread Tuan Bui
Subject: [PATCH] Perf Bench: Locking Microbenchmark In response to this thread https://lkml.org/lkml/2014/2/11/93, this is a micro benchmark that stresses locking contention in the kernel with creat(2) system call by spawning multiple processes to spam this system call. This workload generate

[PATCH v2] Perf Bench: Locking Microbenchmark

2014-11-20 Thread Tuan Bui
Subject: [PATCH] Perf Bench: Locking Microbenchmark In response to this thread https://lkml.org/lkml/2014/2/11/93, this is a micro benchmark that stresses locking contention in the kernel with creat(2) system call by spawning multiple processes to spam this system call. This workload generate