l" ,
> > "cluster-devel"
> > Sent: Friday, July 25, 2014 7:38:59 PM
> > Subject: Re: [RFC] readdirplus implementations: xgetdents vs dirreadahead
> > syscalls
> >
> > On Fri, Jul 25, 2014 at 10:52:57AM -0700, Zach Brown wrote:
> > > On Fri, Ju
On Mon, Jul 28, 2014 at 03:21:20PM -0600, Andreas Dilger wrote:
> On Jul 25, 2014, at 6:38 PM, Dave Chinner wrote:
> > On Fri, Jul 25, 2014 at 10:52:57AM -0700, Zach Brown wrote:
> >> On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
> >>> Hi all,
> >>>
> >>> The topic of a
On Mon, Jul 28, 2014 at 03:21:20PM -0600, Andreas Dilger wrote:
On Jul 25, 2014, at 6:38 PM, Dave Chinner da...@fromorbit.com wrote:
On Fri, Jul 25, 2014 at 10:52:57AM -0700, Zach Brown wrote:
On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
Hi all,
The topic of a
-devel cluster-de...@redhat.com
Sent: Friday, July 25, 2014 7:38:59 PM
Subject: Re: [RFC] readdirplus implementations: xgetdents vs dirreadahead
syscalls
On Fri, Jul 25, 2014 at 10:52:57AM -0700, Zach Brown wrote:
On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
Hi all
On Jul 25, 2014, at 6:38 PM, Dave Chinner wrote:
> On Fri, Jul 25, 2014 at 10:52:57AM -0700, Zach Brown wrote:
>> On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
>>> Hi all,
>>>
>>> The topic of a readdirplus-like syscall had come up for discussion at last
>>> year's
>>> LSF/MM
ve Chinner
> Cc: linux-kernel@vger.kernel.org; linux-fsdevel; cluster-devel
> Subject: Re: [RFC] readdirplus implementations: xgetdents vs dirreadahead
> syscalls
>
>
>
> - Original Message -
> > From: "Dave Chinner"
> > To: "Zac
- Original Message -
> From: "Dave Chinner"
> To: "Zach Brown"
> Cc: "Abhijith Das" , linux-kernel@vger.kernel.org,
> "linux-fsdevel" ,
> "cluster-devel"
> Sent: Friday, July 25, 2014 7:38:59 PM
> Subject: Re: [
Subject: Re: [RFC] readdirplus implementations: xgetdents vs dirreadahead
syscalls
On Fri, Jul 25, 2014 at 10:52:57AM -0700, Zach Brown wrote:
On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
Hi all,
The topic of a readdirplus-like syscall had come up for discussion
: linux-kernel@vger.kernel.org; linux-fsdevel; cluster-devel
Subject: Re: [RFC] readdirplus implementations: xgetdents vs dirreadahead
syscalls
- Original Message -
From: Dave Chinner da...@fromorbit.com
To: Zach Brown z...@redhat.com
Cc: Abhijith Das a...@redhat.com, linux-kernel
On Jul 25, 2014, at 6:38 PM, Dave Chinner da...@fromorbit.com wrote:
On Fri, Jul 25, 2014 at 10:52:57AM -0700, Zach Brown wrote:
On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
Hi all,
The topic of a readdirplus-like syscall had come up for discussion at last
year's
LSF/MM
On Fri, Jul 25, 2014 at 10:52:57AM -0700, Zach Brown wrote:
> On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
> > Hi all,
> >
> > The topic of a readdirplus-like syscall had come up for discussion at last
> > year's
> > LSF/MM collab summit. I wrote a couple of syscalls with their
On Fri, Jul 25, 2014 at 4:02 PM, Steven Whitehouse wrote:
> Hi,
>
>
> On 25/07/14 19:28, Zach Brown wrote:
>>
>
>> How do the file systems that implement directory read-ahead today deal
>> with this?
>
> I don't know of one that does - or at least readahead of the directory info
> itself is one
Hi,
On 25/07/14 19:28, Zach Brown wrote:
On Fri, Jul 25, 2014 at 07:08:12PM +0100, Steven Whitehouse wrote:
Hi,
On 25/07/14 18:52, Zach Brown wrote:
[snip]
Hmm. Have you tried plumbing these read-ahead calls in under the normal
getdents() syscalls?
We don't have a filereadahead() syscall
Hi,
On 25/07/14 18:52, Zach Brown wrote:
On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
Hi all,
The topic of a readdirplus-like syscall had come up for discussion at last
year's
LSF/MM collab summit. I wrote a couple of syscalls with their GFS2
implementations
to get at a
On Fri, Jul 25, 2014 at 07:08:12PM +0100, Steven Whitehouse wrote:
> Hi,
>
> On 25/07/14 18:52, Zach Brown wrote:
> >On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
> >>Hi all,
> >>
> >>The topic of a readdirplus-like syscall had come up for discussion at last
> >>year's
> >>LSF/MM
On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
> Hi all,
>
> The topic of a readdirplus-like syscall had come up for discussion at last
> year's
> LSF/MM collab summit. I wrote a couple of syscalls with their GFS2
> implementations
> to get at a directory's entries as well as
Hi all,
The topic of a readdirplus-like syscall had come up for discussion at last
year's
LSF/MM collab summit. I wrote a couple of syscalls with their GFS2
implementations
to get at a directory's entries as well as stat() info on the individual inodes.
I'm presenting these patches and some
Hi all,
The topic of a readdirplus-like syscall had come up for discussion at last
year's
LSF/MM collab summit. I wrote a couple of syscalls with their GFS2
implementations
to get at a directory's entries as well as stat() info on the individual inodes.
I'm presenting these patches and some
On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
Hi all,
The topic of a readdirplus-like syscall had come up for discussion at last
year's
LSF/MM collab summit. I wrote a couple of syscalls with their GFS2
implementations
to get at a directory's entries as well as stat()
On Fri, Jul 25, 2014 at 07:08:12PM +0100, Steven Whitehouse wrote:
Hi,
On 25/07/14 18:52, Zach Brown wrote:
On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
Hi all,
The topic of a readdirplus-like syscall had come up for discussion at last
year's
LSF/MM collab summit. I
Hi,
On 25/07/14 18:52, Zach Brown wrote:
On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
Hi all,
The topic of a readdirplus-like syscall had come up for discussion at last
year's
LSF/MM collab summit. I wrote a couple of syscalls with their GFS2
implementations
to get at a
Hi,
On 25/07/14 19:28, Zach Brown wrote:
On Fri, Jul 25, 2014 at 07:08:12PM +0100, Steven Whitehouse wrote:
Hi,
On 25/07/14 18:52, Zach Brown wrote:
[snip]
Hmm. Have you tried plumbing these read-ahead calls in under the normal
getdents() syscalls?
We don't have a filereadahead() syscall
On Fri, Jul 25, 2014 at 4:02 PM, Steven Whitehouse swhit...@redhat.com wrote:
Hi,
On 25/07/14 19:28, Zach Brown wrote:
How do the file systems that implement directory read-ahead today deal
with this?
I don't know of one that does - or at least readahead of the directory info
itself is
On Fri, Jul 25, 2014 at 10:52:57AM -0700, Zach Brown wrote:
On Fri, Jul 25, 2014 at 01:37:19PM -0400, Abhijith Das wrote:
Hi all,
The topic of a readdirplus-like syscall had come up for discussion at last
year's
LSF/MM collab summit. I wrote a couple of syscalls with their GFS2
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