On Thu, Apr 20, 2017 at 08:02:48AM +0200, Alexandre DERUMIER wrote: > Hi, > > to have good performance with ceph, they are 2 boosts possible: > Maybe we could add them as command option in ceph init ? > > > 1)disabling cephx auth. > > [global] > > auth_cluster_required = none > auth_service_required = none > auth_client_required = none > > > > - I always disabling them on my cluster, it's give me around 20% extra boost > on 4k iops. > > and don't require to put the key in /etc/pve/priv/ceph/. > > I running all my cluster like this since years. > > Of course, for security, user need to have their ceph cluster on a private > network. > >
I think this is reasonable (as opt-in). > > 2) disable debug log, > > give me another 15-20% extra boost > > > [global] > debug asok = 0/0 > debug auth = 0/0 > debug buffer = 0/0 > debug client = 0/0 > debug context = 0/0 > debug crush = 0/0 > debug filer = 0/0 > debug filestore = 0/0 > debug finisher = 0/0 > debug heartbeatmap = 0/0 > debug journal = 0/0 > debug journaler = 0/0 > debug lockdep = 0/0 > debug mds = 0/0 > debug mds balancer = 0/0 > debug mds locker = 0/0 > debug mds log = 0/0 > debug mds log expire = 0/0 > debug mds migrator = 0/0 > debug mon = 0/0 > debug monc = 0/0 > debug ms = 0/0 > debug objclass = 0/0 > debug objectcacher = 0/0 > debug objecter = 0/0 > debug optracker = 0/0 > debug osd = 0/0 > debug paxos = 0/0 > debug perfcounter = 0/0 > debug rados = 0/0 > debug rbd = 0/0 > debug rgw = 0/0 > debug throttle = 0/0 > debug timer = 0/0 > debug tp = 0/0 this could be enabled by default, although I think it's a pity that this is still the strange default upstream behaviour.. _______________________________________________ pve-devel mailing list pve-devel@pve.proxmox.com http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-devel
