Pranith
> Kumar Karampuri" , "Gluster Devel"
>
> Sent: Thursday, August 18, 2016 9:32:34 AM
> Subject: Re: [Gluster-devel] md-cache improvements
>
> On Mon, Aug 15, 2016 at 10:39:40PM -0400, Vijay Bellur wrote:
> > Hi Poornima, Dan -
> >
> > Let u
> On 08/11/2016 01:04 AM, Poornima Gurusiddaiah wrote:
> >
> > My comments inline.
> >
> > Regards,
> > Poornima
> >
> > - Original Message -
> > > From: "Dan Lambright"
> > > To: "Gluster Devel"
&g
- Original Message -
> From: "Niels de Vos"
> To: "Raghavendra G"
> Cc: "Dan Lambright" , "Gluster Devel"
> , "Csaba Henk"
>
> Sent: Wednesday, August 17, 2016 4:49:41 AM
> Subject: Re: [Gluster-devel] md-cache im
gt; >
> > Sent: Wednesday, August 17, 2016 4:49:41 AM
> > Subject: Re: [Gluster-devel] md-cache improvements
> >
> > On Wed, Aug 17, 2016 at 11:42:25AM +0530, Raghavendra G wrote:
> > > On Fri, Aug 12, 2016 at 10:29 AM, Raghavendra G
> > > wrote:
>
On Wed, Aug 17, 2016 at 11:42:25AM +0530, Raghavendra G wrote:
> On Fri, Aug 12, 2016 at 10:29 AM, Raghavendra G
> wrote:
>
> >
> >
> > On Thu, Aug 11, 2016 at 9:31 AM, Raghavendra G
> > wrote:
> >
> >> Couple of more areas to explore:
> >> 1. purging kernel dentry and/or page-cache too. Because
On Fri, Aug 12, 2016 at 10:29 AM, Raghavendra G
wrote:
>
>
> On Thu, Aug 11, 2016 at 9:31 AM, Raghavendra G
> wrote:
>
>> Couple of more areas to explore:
>> 1. purging kernel dentry and/or page-cache too. Because of patch [1],
>> upcall notification can result in a call to inode_invalidate, whi
On 08/16/2016 07:22 PM, Michael Adam wrote:
Hi all,
On 2016-08-15 at 22:39 -0400, Vijay Bellur wrote:
Hi Poornima, Dan -
Let us have a hangout/bluejeans session this week to discuss the planned
md-cache improvements, proposed timelines and sort out open questions if
any.
Because the initial
; On 08/11/2016 01:04 AM, Poornima Gurusiddaiah wrote:
> >
> > My comments inline.
> >
> > Regards,
> > Poornima
> >
> > - Original Message -
> > > From: "Dan Lambright"
> > > To: "Gluster Devel"
&g
Gurusiddaiah wrote:
My comments inline.
Regards,
Poornima
- Original Message -
From: "Dan Lambright"
To: "Gluster Devel"
Sent: Wednesday, August 10, 2016 10:35:58 PM
Subject: [Gluster-devel] md-cache improvements
There have been recurring discussions within the gluste
On Thu, Aug 11, 2016 at 9:31 AM, Raghavendra G
wrote:
> Couple of more areas to explore:
> 1. purging kernel dentry and/or page-cache too. Because of patch [1],
> upcall notification can result in a call to inode_invalidate, which results
> in an "invalidate" notification to fuse kernel module. W
My comments inline.
Regards,
Poornima
- Original Message -
> From: "Dan Lambright"
> To: "Gluster Devel"
> Sent: Wednesday, August 10, 2016 10:35:58 PM
> Subject: [Gluster-devel] md-cache improvements
>
>
> There have been recurring discussi
Couple of more areas to explore:
1. purging kernel dentry and/or page-cache too. Because of patch [1],
upcall notification can result in a call to inode_invalidate, which results
in an "invalidate" notification to fuse kernel module. While I am sure
that, this notification will purge page-cache fro
There have been recurring discussions within the gluster community to build on
existing support for md-cache and upcalls to help performance for small file
workloads. In certain cases, "lookup amplification" dominates data transfers,
i.e. the cumulative round trip times of multiple LOOKUPs from
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