Re: GlusterFS performance for big files...

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On Tue, 18 Aug 2020 at 18:50, Yaniv Kaul <ykaul@xxxxxxxxxx> wrote:
>
>
>
> On Tue, Aug 18, 2020 at 3:57 PM Gilberto Nunes <gilberto.nunes32@xxxxxxxxx> wrote:
>>
>> Hi friends...
>>
>> I have a 2-nodes GlusterFS, with has the follow configuration:
>> gluster vol info
>>

I'd be interested in the chosen configuration for this deployment -
the 2 node set up. Was there a specific requirement which led to this?

>> Volume Name: VMS
>> Type: Replicate
>> Volume ID: a4ec9cfb-1bba-405c-b249-8bd5467e0b91
>> Status: Started
>> Snapshot Count: 0
>> Number of Bricks: 1 x 2 = 2
>> Transport-type: tcp
>> Bricks:
>> Brick1: server02:/DATA/vms
>> Brick2: server01:/DATA/vms
>> Options Reconfigured:
>> performance.read-ahead: off
>> performance.io-cache: on
>> performance.cache-refresh-timeout: 1
>> performance.cache-size: 1073741824
>> performance.io-thread-count: 64
>> performance.write-behind-window-size: 64MB
>> cluster.granular-entry-heal: enable
>> cluster.self-heal-daemon: enable
>> performance.client-io-threads: on
>> cluster.data-self-heal-algorithm: full
>> cluster.favorite-child-policy: mtime
>> network.ping-timeout: 2
>> cluster.quorum-count: 1
>> cluster.quorum-reads: false
>> cluster.heal-timeout: 20
>> storage.fips-mode-rchecksum: on
>> transport.address-family: inet
>> nfs.disable: on
>>
>> HDDs are SSD and SAS
>> Network connections between the servers are dedicated 1GB (no switch!).
>
>
> You can't get good performance on 1Gb.
>>
>> Files are 500G 200G 200G 250G 200G 100G size each.
>>
>> Performance so far so good is ok...
>
>
> What's your workload? Read? Write? sequential? random? many files?
> With more bricks and nodes, you should probably use sharding.
>
> What are your expectations, btw?
> Y.
>
>>
>> Any other advice which could point me, let me know!
>>
>> Thanks
>>
>>
>>
>> ---
>> Gilberto Nunes Ferreira
>>
>> ________
>>
>>
>>
>> Community Meeting Calendar:
>>
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>
> ________
>
>
>
> Community Meeting Calendar:
>
> Schedule -
> Every 2nd and 4th Tuesday at 14:30 IST / 09:00 UTC
> Bridge: https://bluejeans.com/441850968
>
> Gluster-users mailing list
> Gluster-users@xxxxxxxxxxx
> https://lists.gluster.org/mailman/listinfo/gluster-users



-- 
sankarshan mukhopadhyay
<https://about.me/sankarshan.mukhopadhyay>
________



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