On Tue, Dec 18, 2012 at 11:21:55AM -0800, Tejun Heo wrote:
> On Tue, Dec 18, 2012 at 02:18:54PM -0500, Vivek Goyal wrote:
> > > Yeah, hmmm, maybe we should add another set of counters to carry stats
> > > from dead ones? Avoiding hierarchical accounting overhead in hot path
> > > while
On Tue, Dec 18, 2012 at 02:18:54PM -0500, Vivek Goyal wrote:
> > Yeah, hmmm, maybe we should add another set of counters to carry stats
> > from dead ones? Avoiding hierarchical accounting overhead in hot path
> > while remembering by-gones shouldn't be that hard. Will work on that.
>
> So are
On Tue, Dec 18, 2012 at 11:14:25AM -0800, Tejun Heo wrote:
> Hello, Vivek.
>
> On Tue, Dec 18, 2012 at 02:11:17PM -0500, Vivek Goyal wrote:
> > All these stats needs to be mentioned in blkio-controller.txt file to
> > keep that file uptodate.
> >
> > I think it also needs another word about
Hello, Vivek.
On Tue, Dec 18, 2012 at 02:11:17PM -0500, Vivek Goyal wrote:
> All these stats needs to be mentioned in blkio-controller.txt file to
> keep that file uptodate.
>
> I think it also needs another word about nature of hierarchical stats.
> That is they represent current view of the
On Fri, Dec 14, 2012 at 02:41:25PM -0800, Tejun Heo wrote:
> Unfortunately, at this point, there's no way to make the existing
> statistics hierarchical without creating nasty surprises for the
> existing users. Just create recursive counterpart of the existing
> stats.
>
Hi Tejun,
All these
On Fri, Dec 14, 2012 at 02:41:25PM -0800, Tejun Heo wrote:
Unfortunately, at this point, there's no way to make the existing
statistics hierarchical without creating nasty surprises for the
existing users. Just create recursive counterpart of the existing
stats.
Hi Tejun,
All these stats
Hello, Vivek.
On Tue, Dec 18, 2012 at 02:11:17PM -0500, Vivek Goyal wrote:
All these stats needs to be mentioned in blkio-controller.txt file to
keep that file uptodate.
I think it also needs another word about nature of hierarchical stats.
That is they represent current view of the system
On Tue, Dec 18, 2012 at 11:14:25AM -0800, Tejun Heo wrote:
Hello, Vivek.
On Tue, Dec 18, 2012 at 02:11:17PM -0500, Vivek Goyal wrote:
All these stats needs to be mentioned in blkio-controller.txt file to
keep that file uptodate.
I think it also needs another word about nature of
On Tue, Dec 18, 2012 at 02:18:54PM -0500, Vivek Goyal wrote:
Yeah, hmmm, maybe we should add another set of counters to carry stats
from dead ones? Avoiding hierarchical accounting overhead in hot path
while remembering by-gones shouldn't be that hard. Will work on that.
So are you
On Tue, Dec 18, 2012 at 11:21:55AM -0800, Tejun Heo wrote:
On Tue, Dec 18, 2012 at 02:18:54PM -0500, Vivek Goyal wrote:
Yeah, hmmm, maybe we should add another set of counters to carry stats
from dead ones? Avoiding hierarchical accounting overhead in hot path
while remembering by-gones
Unfortunately, at this point, there's no way to make the existing
statistics hierarchical without creating nasty surprises for the
existing users. Just create recursive counterpart of the existing
stats.
Signed-off-by: Tejun Heo
---
block/cfq-iosched.c | 63
Unfortunately, at this point, there's no way to make the existing
statistics hierarchical without creating nasty surprises for the
existing users. Just create recursive counterpart of the existing
stats.
Signed-off-by: Tejun Heo t...@kernel.org
---
block/cfq-iosched.c | 63
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