Hi Paul, I have done some RBD benchmark on 7 nodes of 10 SATA HDDs and 3 nodes of SATA SSD with various object size where the results are shared on URL below.
https://drive.google.com/drive/folders/1tTqCR9Tu-jSjVDl1Ls4rTev6gQlT8-03?usp=sharing Any thoughts? Best regards, On Mon, Sep 30, 2019 at 4:10 PM Paul Emmerich <paul.emmer...@croit.io> wrote: > It's sometimes faster if you reduce the object size, but I wouldn't go > below 1 MB. Depends on your hardware and use case, 4 MB is a very good > default, though. > > > Paul > > -- > Paul Emmerich > > Looking for help with your Ceph cluster? Contact us at https://croit.io > > croit GmbH > Freseniusstr. 31h > 81247 München > www.croit.io > Tel: +49 89 1896585 90 > > On Mon, Sep 30, 2019 at 6:44 AM Lazuardi Nasution > <mrxlazuar...@gmail.com> wrote: > > > > Hi, > > > > Is 4MB default RBD object size still relevant for BlueStore OSD? Any > guideline for best RBD object size for BlueStore OSD especially on high > performance media (SSD, NVME)? > > > > Best regards, > > _______________________________________________ > > ceph-users mailing list > > ceph-users@lists.ceph.com > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >
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