Re: [PATCH 6/8] perf symbols: Improve DSO long names lookup speed with rbtree

2014-10-14 Thread Arnaldo Carvalho de Melo
Em Tue, Oct 14, 2014 at 02:34:03PM -0300, Arnaldo Carvalho de Melo escreveu: > Em Tue, Oct 14, 2014 at 11:09:58AM +0200, Jiri Olsa escreveu: > > On Wed, Oct 01, 2014 at 04:50:41PM -0300, Arnaldo Carvalho de Melo wrote: > > > From: Waiman Long > > > With workload that spawns and destroys many thre

Re: [PATCH 6/8] perf symbols: Improve DSO long names lookup speed with rbtree

2014-10-14 Thread Arnaldo Carvalho de Melo
Em Tue, Oct 14, 2014 at 11:09:58AM +0200, Jiri Olsa escreveu: > On Wed, Oct 01, 2014 at 04:50:41PM -0300, Arnaldo Carvalho de Melo wrote: > > From: Waiman Long > > > > With workload that spawns and destroys many threads and processes, it > > was found that perf-mem could took a long time to post-

Re: [PATCH 6/8] perf symbols: Improve DSO long names lookup speed with rbtree

2014-10-14 Thread Jiri Olsa
On Wed, Oct 01, 2014 at 04:50:41PM -0300, Arnaldo Carvalho de Melo wrote: > From: Waiman Long > > With workload that spawns and destroys many threads and processes, it > was found that perf-mem could took a long time to post-process the perf > data after the target workload had completed its oper

[PATCH 6/8] perf symbols: Improve DSO long names lookup speed with rbtree

2014-10-01 Thread Arnaldo Carvalho de Melo
From: Waiman Long With workload that spawns and destroys many threads and processes, it was found that perf-mem could took a long time to post-process the perf data after the target workload had completed its operation. The performance bottleneck was found to be the lookup and insertion of the n