On 07 Apr 2014, at 03:22, Taylor R Campbell
campbell+netbsd-tech-k...@mumble.net wrote:
Date: Sun, 6 Apr 2014 12:14:24 +0200
From: J. Hannken-Illjes hann...@eis.cs.tu-bs.de
Currently all file systems have to implement their own cache of
vnode / fs node pairs. Most file systems use
J. Hannken-Illjes hann...@eis.cs.tu-bs.de wrote:
Currently all file systems have to implement their own cache of
vnode / fs node pairs. Most file systems use a copy and pasted
version of ufs_ihash.
So add a global vnode cache with lookup and remove:
...
Diff implementing this for file
On 07 Apr 2014, at 17:44, Mindaugas Rasiukevicius rm...@netbsd.org wrote:
J. Hannken-Illjes hann...@eis.cs.tu-bs.de wrote:
Currently all file systems have to implement their own cache of
vnode / fs node pairs. Most file systems use a copy and pasted
version of ufs_ihash.
So add a global
Date: Mon, 7 Apr 2014 15:51:00 +0200
From: J. Hannken-Illjes hann...@eis.cs.tu-bs.de
On 07 Apr 2014, at 03:22, Taylor R Campbell
campbell+netbsd-tech-k...@mumble.net wrote:
Is the plan to nix getnewvnode and ungetnewvnode? It would be good to
avoid long-term duplication of its
Date: Mon, 7 Apr 2014 16:44:47 +0100
From: Mindaugas Rasiukevicius rm...@netbsd.org
One concern though: can you benchmark ./build.sh on a machine with 8 or
more CPUs? I fear that vcache.lock might be a bit contended and we ought
to figure out how much. If the contention is not
Taylor R Campbell campbell+netbsd-tech-k...@mumble.net wrote:
Date: Mon, 7 Apr 2014 16:44:47 +0100
From: Mindaugas Rasiukevicius rm...@netbsd.org
One concern though: can you benchmark ./build.sh on a machine with 8 or
more CPUs? I fear that vcache.lock might be a bit contended
Date: Mon, 7 Apr 2014 17:27:01 +0100
From: Mindaugas Rasiukevicius rm...@netbsd.org
Should be fine, but once tmpfs is switched to use vcache, it might become
a little bit more visible for some workloads..
Why switch tmpfs to use vcache? That would add memory and time
overhead for no
On 07 Apr 2014, at 18:02, Taylor R Campbell
campbell+netbsd-tech-k...@mumble.net wrote:
Date: Mon, 7 Apr 2014 15:51:00 +0200
From: J. Hannken-Illjes hann...@eis.cs.tu-bs.de
On 07 Apr 2014, at 03:22, Taylor R Campbell
campbell+netbsd-tech-k...@mumble.net wrote:
Is the plan to nix
Date: Mon, 7 Apr 2014 18:32:02 +0200
From: J. Hannken-Illjes hann...@eis.cs.tu-bs.de
On 07 Apr 2014, at 18:02, Taylor R Campbell
campbell+netbsd-tech-k...@mumble.net wrote:
In that case, could you set the VI_CHANGING bit in vp, rather than
node-vn_vnode = NULL in the vcache
On 07 Apr 2014, at 18:38, Taylor R Campbell
campbell+netbsd-tech-k...@mumble.net wrote:
Date: Mon, 7 Apr 2014 18:32:02 +0200
From: J. Hannken-Illjes hann...@eis.cs.tu-bs.de
On 07 Apr 2014, at 18:02, Taylor R Campbell
campbell+netbsd-tech-k...@mumble.net wrote:
In that case,
Taylor R Campbell campbell+netbsd-tech-k...@mumble.net wrote:
Date: Mon, 7 Apr 2014 17:27:01 +0100
From: Mindaugas Rasiukevicius rm...@netbsd.org
Should be fine, but once tmpfs is switched to use vcache, it might
become a little bit more visible for some workloads..
Why switch
On Sun, Apr 06, 2014 at 12:14:24PM +0200, J. Hannken-Illjes wrote:
Currently all file systems have to implement their own cache of
vnode / fs node pairs. Most file systems use a copy and pasted
version of ufs_ihash.
So add a global vnode cache with lookup and remove:
[...]
hi,
the
Mindaugas Rasiukevicius rm...@netbsd.org writes:
Taylor R Campbell campbell+netbsd-tech-k...@mumble.net wrote:
Date: Mon, 7 Apr 2014 16:56:58 +0100
From: Mindaugas Rasiukevicius rm...@netbsd.org
What is intern?
`Intern' means `lookup, or create and insert if not there'.
The
On Mon, 07 Apr 2014, Mindaugas Rasiukevicius wrote:
Taylor R Campbell campbell+netbsd-tech-k...@mumble.net wrote:
What is intern?
`Intern' means `lookup, or create and insert if not there'.
The point being is that I do not find it meaningful/intuitive. Many other
systems just use get().
Alan Barrett a...@cequrux.com wrote:
On Mon, 07 Apr 2014, Mindaugas Rasiukevicius wrote:
Taylor R Campbell campbell+netbsd-tech-k...@mumble.net wrote:
What is intern?
`Intern' means `lookup, or create and insert if not there'.
The point being is that I do not find it
On Mon, Apr 07, 2014 at 04:04:28PM +, Taylor R Campbell wrote:
Date: Mon, 7 Apr 2014 16:44:47 +0100
From: Mindaugas Rasiukevicius rm...@netbsd.org
One concern though: can you benchmark ./build.sh on a machine with 8 or
more CPUs? I fear that vcache.lock might be a bit
16 matches
Mail list logo