On 7/24/19 10:05 PM, Wido den Hollander wrote: > > > On 7/24/19 9:38 PM, DHilsbos@xxxxxxxxxxxxxx wrote: >> All; >> >> There's been a lot of discussion of various kernel versions on this list lately, so I thought I'd seek some clarification. >> >> I prefer to run CentOS, and I prefer to keep the number of "extra" repositories to a minimum. Ceph requires adding a Ceph repo, and the EPEL repo. Updating the kernel requires (from the research I've done) adding EL-Repo. I believe CentOS 7 uses the 3.10 kernel. >> > > Are you planning on using CephFS? Because only on the clients using > CephFS through the kernel you might require a new kernel. > We are running CentOS stock kernels on all our HPC nodes which mount cephfs via kernel client (pg-upmap, and quota enabled). Not problem, or missing features noticed so far. Dietmar > The nodes in the Ceph cluster can run with the stock CentOS kernel. > > Wido > >> Under what circumstances would you recommend adding EL-Repo to CentOS 7.6, and installing kernel-ml? Are there certain parts of Ceph which particularly benefit from kernels newer that 3.10? >> >> Thank you, >> >> Dominic L. Hilsbos, MBA >> Director - Information Technology >> Perform Air International Inc. >> DHilsbos@xxxxxxxxxxxxxx >> www.PerformAir.com >> >> >> >> _______________________________________________ >> ceph-users mailing list >> ceph-users@xxxxxxxxxxxxxx >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >> > _______________________________________________ > ceph-users mailing list > ceph-users@xxxxxxxxxxxxxx > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > -- _________________________________________ D i e t m a r R i e d e r, Mag.Dr. Innsbruck Medical University Biocenter - Division for Bioinformatics Innrain 80, 6020 Innsbruck Phone: +43 512 9003 71402 Fax: +43 512 9003 73100 Email: dietmar.rieder@xxxxxxxxxxx Web: http://www.icbi.at
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