On Dec 28, 2007 7:38 PM, Alfred Perlstein <[EMAIL PROTECTED]> wrote:
>
> * Alexandre Biancalana <[EMAIL PROTECTED]> [071225 16:45] wrote:
> > On 12/21/07, Alfred Perlstein <[EMAIL PROTECTED]> wrote:
> >
> > > Have you tried the 'noatime' mount option? That should help.
> >
> > Yeah, the zfs set at
* Alexandre Biancalana <[EMAIL PROTECTED]> [071225 16:45] wrote:
> On 12/21/07, Alfred Perlstein <[EMAIL PROTECTED]> wrote:
>
> > Have you tried the 'noatime' mount option? That should help.
>
> Yeah, the zfs set atime=off was already done
>
> >
> > Can you provide a histogram of the count
On 12/25/07, Alexandre Biancalana <[EMAIL PROTECTED]> wrote:
> On 12/21/07, Alfred Perlstein <[EMAIL PROTECTED]> wrote:
>
> > Have you tried the 'noatime' mount option? That should help.
>
> Yeah, the zfs set atime=off was already done
>
> >
> > Can you provide a histogram of the count of file
On 12/21/07, Alfred Perlstein <[EMAIL PROTECTED]> wrote:
> Have you tried the 'noatime' mount option? That should help.
Yeah, the zfs set atime=off was already done
>
> Can you provide a histogram of the count of files per directory?
Excuse-me, but I don't understand
__
* Alexandre Biancalana <[EMAIL PROTECTED]> [071221 15:53] wrote:
> On 12/21/07, Alfred Perlstein <[EMAIL PROTECTED]> wrote:
> >
> > What application are you scanning these files with? I know I had
> > issues with rsync in particular where I had to have it rsync
> > smaller pieces of a collection f
On 12/21/07, Alfred Perlstein <[EMAIL PROTECTED]> wrote:
> * Alexandre Biancalana <[EMAIL PROTECTED]> [071221 12:48] wrote:
> > On 12/21/07, Alfred Perlstein <[EMAIL PROTECTED]> wrote:
> >
> > Hi Alfred !
> >
> > >
> > > There is a lot of very good tuning advice in this thread, however
> > > one th
* Alexandre Biancalana <[EMAIL PROTECTED]> [071221 12:48] wrote:
> On 12/21/07, Alfred Perlstein <[EMAIL PROTECTED]> wrote:
>
> Hi Alfred !
>
> >
> > There is a lot of very good tuning advice in this thread, however
> > one thing to note is that having ~1 million files in a directory
> > is not a
On 12/21/07, Alfred Perlstein <[EMAIL PROTECTED]> wrote:
Hi Alfred !
>
> There is a lot of very good tuning advice in this thread, however
> one thing to note is that having ~1 million files in a directory
> is not a very good thing to do on just about any filesystem.
I think I was not clear, I
* Alexandre Biancalana <[EMAIL PROTECTED]> [071219 11:35] wrote:
> Hi List,
>
> I have a backup server running FreeBSD 7-BETA3. The cpu is CPU:
> Intel(R) Core(TM)2 CPU 6600 @ 2.40GHz, 3GB Ram, 10x 500GB
> SATA, Areca 1231-ML, the filesystem used to backup my other servers
> locally is
On 12/20/07, dima <[EMAIL PROTECTED]> wrote:
> >> Increase the dirhash maxmem
> >> I have 'sysctl -w vfs.ufs.dirhash_maxmem=268435456' (256Mb)in my
> >> rc.local on a (maildir) fileserver here
> >>
> > This is a zfs filesystem, by the way I raise this limit as suggested.
> >
> > I let you know
>
>
>> Increase the dirhash maxmem
>> I have 'sysctl -w vfs.ufs.dirhash_maxmem=268435456' (256Mb)in my
>> rc.local on a (maildir) fileserver here
>>
> This is a zfs filesystem, by the way I raise this limit as suggested.
>
> I let you know
Can you provide
sysctl vfs.zfs output then?
ZFS can be tuned
On 12/20/07, dima <[EMAIL PROTECTED]> wrote:
>
> Try to run this command while listing your large directory. You'll see that
> dirhash_mem will reach dirhash_maxmem. So, the value of dirhash_maxmem should
> be increased.
>
> One more hint. Mounting filesystems with -noatime option greatly improve
On 12/20/07, Dennis Kjær Jensen <[EMAIL PROTECTED]> wrote:
> Alexandre Biancalana wrote:
>
>
>
> Increase the dirhash maxmem
> I have 'sysctl -w vfs.ufs.dirhash_maxmem=268435456' (256Mb)in my
> rc.local on a (maildir) fileserver here
>
This is a zfs filesystem, by the way I raise this limit as sugg
>>>The behavior that I'm observing and that want your help is when the
>>>system is accessing some directory with many small files ( directories
>>>with ~ 1 million of ~30kb files), the performance is very poor.
>>
>> Hi,
>
> I'm using zfs, I think this change the things.. no ?
>
> > Hav
At 03:07 PM 12/19/2007, Alexandre Biancalana wrote:
On 12/19/07, Mike Tancsa <[EMAIL PROTECTED]> wrote:
> At 02:09 PM 12/19/2007, Alexandre Biancalana wrote:
>
> >The behavior that I'm observing and that want your help is when the
> >system is accessing some directory with many small files ( dire
On 12/19/07, Mike Tancsa <[EMAIL PROTECTED]> wrote:
> At 02:09 PM 12/19/2007, Alexandre Biancalana wrote:
>
> >The behavior that I'm observing and that want your help is when the
> >system is accessing some directory with many small files ( directories
> >with ~ 1 million of ~30kb files), the perfo
At 02:09 PM 12/19/2007, Alexandre Biancalana wrote:
The behavior that I'm observing and that want your help is when the
system is accessing some directory with many small files ( directories
with ~ 1 million of ~30kb files), the performance is very poor.
Hi,
Have you adjusted the dirha
Hi List,
I have a backup server running FreeBSD 7-BETA3. The cpu is CPU:
Intel(R) Core(TM)2 CPU 6600 @ 2.40GHz, 3GB Ram, 10x 500GB
SATA, Areca 1231-ML, the filesystem used to backup my other servers
locally is build on top of ARC-1231, 4TB (32k stripe) zfs filesystem
with gzip compress
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