Tuesday April 9th, 2024 NCLUG Meeting, 6pm

[Evelyn Mitchell]

Thanks Aaron for a great presentation on Ceph.

So many good lessons to learn.

Evelyn

On Tue, Apr 9, 2024, 8:10 PM Bob Proulx <bob at proulx.com> wrote:

> j dewitt wrote:
> > What: Tuesday April 9th, 2024 NCLUG Meeting
>
> All Your Bits Are Belong To Ceph
>
> Tonight we actually had a scheduled topic!  Aaron works with Ceph
> professionally as part of his day job.  Had been chatting with people
> and there was an interest in hearing about Ceph.  Tonight was the
> night!  Of course a couple of the folks who had expressed interest
> were not here tonight.  Oh well.  They will have to read the slides
> through later.
>
> Ceph is used by very large corporations.  It is known to host
> extremely large amounts of data.  It scales from small to extremely
> large.  It provides redundancy for reliability.  It can recover from
> data corruption or data loss due to datacenter level failures.  Ceph
> can provide great performance with bandwidth at 1+ Tibibytes/sec have
> been documented.
>
> Aaron started the presentation with a general overview of Ceph.  Then
> moved into some great details and examples.  It was a compressed
> introductory course to Ceph.  I am motivated to set up a Ceph cluster
> in my basement, er, underground facility now.
>
> Along the way Aaron says that the Paxos Part-Time Parliament paper by
> Leslie Lamport (famous computer scientist and mathematician) which is
> the basis for the "monitor" daemons to form a quorum was a fun read.
>
>     https://en.wikipedia.org/wiki/Paxos_(computer_science)
>     https://lamport.azurewebsites.net/pubs/lamport-paxos.pdf
>
> Some alternatives to Ceph can be constructed modularly using other
> individual parts.  ZFS file system.  MinIO S3 compatible object store
> is AGPL.  LINSTOR from Linbit, the people behind DRBD block clustered
> storage.
>
> Aaron's slides of the presentation!
>
>     https://home.fnord.greeley.co.us/~adj/nclug/2024-04/
>
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