[Gluster-users] Small files performance

[Luciano Giacchetta]

This is my fstab

localhost:/root /mnt/root glusterfs defaults,*direct-io-mode=enable* 0 0

--
Saludos, LG

On Wed, Jun 22, 2016 at 9:49 AM, ML mail <mlnospam at yahoo.com> wrote:

> Luciano, how do you enable direct-io-mode?
>
>
> On Wednesday, June 22, 2016 7:09 AM, Luciano Giacchetta <
> ldgiacchetta at gmail.com> wrote:
>
>
> Hi,
>
> I have similar scenario, for a cars classified with millions of small
> files, mounted with gluster native client in a replica config.
> The gluster server has 16gb RAM and 4 cores and mount the glusterfs with
> direct-io-mode=enable. Then i export to all servers ( windows included with
> CIFS )
>
> performance.cache-refresh-timeout: 60
> performance.read-ahead: enable
> performance.write-behind-window-size: 4MB
> performance.io-thread-count: 64
> performance.cache-size: 12GB
> performance.quick-read: on
> performance.flush-behind: on
> performance.write-behind: on
> nfs.disable: on
>
>
> --
> Saludos, LG
>
> On Sat, May 28, 2016 at 6:46 AM, Gandalf Corvotempesta <
> gandalf.corvotempesta at gmail.com> wrote:
>
> if i remember properly, each stat() on a file needs to be sent to all host
> in replica to check if are in sync
> Is this true for both gluster native client and nfs ganesha?
> Which is the best for a shared hosting storage with many millions of small
> files? About 15.000.000 small files in 800gb ? Or even for Maildir hosting
> Ganesha can be configured for HA and loadbalancing so the biggest issue
> that was present in standard NFS now is gone
> Any advantage about native gluster over Ganesha? Removing the fuse
> requirement should also be a performance advantage for Ganesha over native
> client
>
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