> -----Original Message----- > From: ceph-users [mailto:ceph-users-bounces@xxxxxxxxxxxxxx] On Behalf Of > Ronny Aasen > Sent: 14 August 2017 18:55 > To: ceph-users@xxxxxxxxxxxxxx > Subject: Re: luminous/bluetsore osd memory requirements > > On 10.08.2017 17:30, Gregory Farnum wrote: > > This has been discussed a lot in the performance meetings so I've > > added Mark to discuss. My naive recollection is that the per-terabyte > > recommendation will be more realistic than it was in the past (an > > effective increase in memory needs), but also that it will be under > > much better control than previously. > > > Is there any way to tune or reduce the memory footprint? perhaps by > sacrificing performace ? our jewel cluster osd servers is maxed out on > memory. And with the added memory requirements I fear we may not be > able to upgrade to luminous/bluestore.. Check out this PR, it shows the settings to set memory used for cache and their defaults https://github.com/ceph/ceph/pull/16157 > > kind regards > Ronny Aasen > _______________________________________________ > 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
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