[Gluster-users] [ovirt-users] Re: Controller recomandation - LSI2008/9265
hunter86_bg at yahoo.com
Fri Apr 5 03:44:58 UTC 2019
Adding Gluster users' mail list.On Apr 5, 2019 06:02, Leo David <leoalex at gmail.com> wrote:
> Hi Everyone,
> Any thoughts on this ?
> On Wed, Apr 3, 2019, 17:02 Leo David <leoalex at gmail.com> wrote:
>> Hi Everyone,
>> For a hyperconverged setup started with 3 nodes and going up in time up to 12 nodes, I have to choose between LSI2008 ( jbod ) and LSI9265 (raid).
>> Perc h710 ( raid ) might be an option too, but on a different chassis.
>> There will not be many disk installed on each node, so the replication will be replica 3 replicated-distribute volumes across the nodes as:
>> node1/disk1 node2/disk1 node3/disk1
>> node1/disk2 node2/disk2 node3/disk2
>> and so on...
>> As i will add nodes to the cluster , I intend expand the volumes using the same rule.
>> What would it be a better way, to used jbod cards ( no cache ) or raid card and create raid0 arrays ( one for each disk ) and therefore have a bit of raid cache ( 512Mb ) ?
>> Is raid caching a benefit to have it underneath ovirt/gluster as long as I go for "Jbod" installation anyway ?
>> Thank you very much !
>> Best regards, Leo David
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