Re: [PATCH RFC V2 00/10] perf top optimization

2017-09-19 Thread Arnaldo Carvalho de Melo
Em Tue, Sep 19, 2017 at 12:39:47PM +, Liang, Kan escreveu: > > On Mon, Sep 18, 2017 at 10:01:00AM -0300, Arnaldo Carvalho de Melo wrote: > > > Em Mon, Sep 18, 2017 at 10:57:08AM +0200, Jiri Olsa escreveu: > > > > he proposed solution and it was changed&posted by Arnaldo in here: > > > > http

RE: [PATCH RFC V2 00/10] perf top optimization

2017-09-19 Thread Liang, Kan
> On Mon, Sep 18, 2017 at 10:01:00AM -0300, Arnaldo Carvalho de Melo wrote: > > Em Mon, Sep 18, 2017 at 10:57:08AM +0200, Jiri Olsa escreveu: > > > On Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.li...@intel.com wrote: > > > > From: Kan Liang > > > > > > > > The patch series intends to fix the sever

Re: [PATCH RFC V2 00/10] perf top optimization

2017-09-19 Thread Jiri Olsa
On Mon, Sep 18, 2017 at 10:01:00AM -0300, Arnaldo Carvalho de Melo wrote: > Em Mon, Sep 18, 2017 at 10:57:08AM +0200, Jiri Olsa escreveu: > > On Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.li...@intel.com wrote: > > > From: Kan Liang > > > > > > The patch series intends to fix the severe performan

RE: [PATCH RFC V2 00/10] perf top optimization

2017-09-18 Thread Liang, Kan
> Em Mon, Sep 18, 2017 at 10:57:08AM +0200, Jiri Olsa escreveu: > > On Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.li...@intel.com wrote: > > > From: Kan Liang > > > > > > The patch series intends to fix the severe performance issue in > > > Knights Landing/Mill, when monitoring in heavy load sys

Re: [PATCH RFC V2 00/10] perf top optimization

2017-09-18 Thread Arnaldo Carvalho de Melo
Em Mon, Sep 18, 2017 at 10:57:08AM +0200, Jiri Olsa escreveu: > On Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.li...@intel.com wrote: > > From: Kan Liang > > > > The patch series intends to fix the severe performance issue in > > Knights Landing/Mill, when monitoring in heavy load system. > > perf

Re: [PATCH RFC V2 00/10] perf top optimization

2017-09-18 Thread Jiri Olsa
On Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.li...@intel.com wrote: > From: Kan Liang > > The patch series intends to fix the severe performance issue in > Knights Landing/Mill, when monitoring in heavy load system. > perf top costs a few minutes to show the result, which is > unacceptable. > Wi

RE: [PATCH RFC V2 00/10] perf top optimization

2017-09-15 Thread Liang, Kan
> Em Fri, Sep 15, 2017 at 05:29:13PM +, Liang, Kan escreveu: > > > Em Fri, Sep 15, 2017 at 03:11:51PM +, Liang, Kan escreveu: > > > > They are small fixes. I think it's better to merge them with the old > patches. > > > > Should I include the modified hashtable patches in V3? > > > > I'll

Re: [PATCH RFC V2 00/10] perf top optimization

2017-09-15 Thread Arnaldo Carvalho de Melo
Em Fri, Sep 15, 2017 at 05:29:13PM +, Liang, Kan escreveu: > > Em Fri, Sep 15, 2017 at 03:11:51PM +, Liang, Kan escreveu: > > > They are small fixes. I think it's better to merge them with the old > > > patches. > > > Should I include the modified hashtable patches in V3? > > I'll add the

RE: [PATCH RFC V2 00/10] perf top optimization

2017-09-15 Thread Liang, Kan
> Em Fri, Sep 15, 2017 at 03:11:51PM +, Liang, Kan escreveu: > > > Em Wed, Sep 13, 2017 at 12:38:19PM -0300, Arnaldo Carvalho de Melo > > > escreveu: > > > > Em Wed, Sep 13, 2017 at 03:29:44PM +, Liang, Kan escreveu: > > > > > > > > > > > > Em Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.li..

Re: [PATCH RFC V2 00/10] perf top optimization

2017-09-15 Thread Arnaldo Carvalho de Melo
Em Fri, Sep 15, 2017 at 03:11:51PM +, Liang, Kan escreveu: > > Em Wed, Sep 13, 2017 at 12:38:19PM -0300, Arnaldo Carvalho de Melo > > escreveu: > > > Em Wed, Sep 13, 2017 at 03:29:44PM +, Liang, Kan escreveu: > > > > > > > > > > Em Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.li...@intel.com

RE: [PATCH RFC V2 00/10] perf top optimization

2017-09-15 Thread Liang, Kan
> Em Wed, Sep 13, 2017 at 12:38:19PM -0300, Arnaldo Carvalho de Melo > escreveu: > > Em Wed, Sep 13, 2017 at 03:29:44PM +, Liang, Kan escreveu: > > > > > > > > Em Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.li...@intel.com > escreveu: > > > > > > > > So I got the first two patches already merged

Re: [PATCH RFC V2 00/10] perf top optimization

2017-09-14 Thread Arnaldo Carvalho de Melo
Em Wed, Sep 13, 2017 at 12:38:19PM -0300, Arnaldo Carvalho de Melo escreveu: > Em Wed, Sep 13, 2017 at 03:29:44PM +, Liang, Kan escreveu: > > > > > > Em Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.li...@intel.com escreveu: > > > > > > So I got the first two patches already merged, and made som

Re: [PATCH RFC V2 00/10] perf top optimization

2017-09-13 Thread Arnaldo Carvalho de Melo
Em Wed, Sep 13, 2017 at 03:29:44PM +, Liang, Kan escreveu: > > > > Em Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.li...@intel.com escreveu: > > > > So I got the first two patches already merged, and made some comments > > about the other patches, please check those, > > > > Thanks for the re

RE: [PATCH RFC V2 00/10] perf top optimization

2017-09-13 Thread Liang, Kan
> > Em Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.li...@intel.com escreveu: > > So I got the first two patches already merged, and made some comments > about the other patches, please check those, > Thanks for the review Arnaldo. I will take a close look for the comments. For the next version

Re: [PATCH RFC V2 00/10] perf top optimization

2017-09-13 Thread Arnaldo Carvalho de Melo
Em Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.li...@intel.com escreveu: So I got the first two patches already merged, and made some comments about the other patches, please check those, Thanks, - Arnaldo > Changes since V1: > - Patch 1: machine threads and hashtable related renaming (Arnaldo

[PATCH RFC V2 00/10] perf top optimization

2017-09-10 Thread kan . liang
From: Kan Liang The patch series intends to fix the severe performance issue in Knights Landing/Mill, when monitoring in heavy load system. perf top costs a few minutes to show the result, which is unacceptable. With the patch series applied, the latency will reduces to several seconds. machine_