Re: [PATCH v2] nilfs2: add a tracepoint for tracking stage transition of segment construction

2014-09-04 Thread Vyacheslav Dubeyko
On Fri, 2014-09-05 at 11:41 +0900, Hitoshi Mitake wrote: [snip] > diff --git a/fs/nilfs2/segment.h b/fs/nilfs2/segment.h > index 38a1d00..1e9b931 100644 > --- a/fs/nilfs2/segment.h > +++ b/fs/nilfs2/segment.h > @@ -66,13 +66,14 @@ struct nilfs_recovery_info { > > /** > * struct nilfs_cstage -

[PATCH v2] nilfs2: add a tracepoint for tracking stage transition of segment construction

2014-09-04 Thread Hitoshi Mitake
This patch adds a tracepoint for tracking stage transition of block collection in segment construction. With the tracepoint, we can analysis the behavior of segment construction in depth. It would be useful for bottleneck detection and debugging, etc. The tracepoint is created with the standard tr

Re: [PATCH RFC] nilfs2: add a tracepoint for tracking stage transition of segment construction

2014-09-04 Thread Hitoshi Mitake
On Thu, Sep 4, 2014 at 3:23 AM, Ryusuke Konishi wrote: > Hi Mitake-san, > On Tue, 2 Sep 2014 21:19:39 +0900, Mitake Hitoshi wrote: >> From: Hitoshi Mitake >> >> This patch adds a tracepoint for tracking stage transition of block >> collection in segment construction. With the tracepoint, we can