On Mon, May 30, 2016 at 10:22 PM, qisy <qisy@xxxxxxxxxxxx> wrote: > Hi, > After jewel released fs product ready version, I upgrade the old hammer > cluster, but iops droped a lot > > I made a test, with 3 nodes, each one have 8c 16G 1osd, the osd device > got 15000 iops > > I found ceph-fuse client has better performance on hammer than jewel. > > fio randwrite 4K > | | jewel server | hammer server | > |jewel client | 480+ iops | no test | > |hammer client | 6000+ iops | 6000+ iops | please post the fio config file. Regards Yan, Zheng > > ceph-fuse(jewel) mount with jewel server got pity iops, is there any > special options need to set? > If I continue use ceph-fuse(hammer) with jewel server, any problems will > cause? > > thanks > > my ceph.conf below: > > [global] > fsid = xxxxxxx > mon_initial_members = xxx, xxx, xxx > mon_host = 10.0.0.1,10.0.0.2,10.0.0.3 > auth_cluster_required = cephx > auth_service_required = cephx > auth_client_required = cephx > > filestore_xattr_use_omap = true > osd_pool_default_size = 2 > osd_pool_default_min_size = 1 > mon_data_avail_warn = 15 > mon_data_avail_crit = 5 > mon_clock_drift_allowed = 0.6 > > [osd] > osd_disk_threads = 8 > osd_op_threads = 8 > journal_block_align = true > journal_dio = true > journal_aio = true > journal_force_aio = true > filestore_journal_writeahead = true > filestore_max_sync_interval = 15 > filestore_min_sync_interval = 10 > filestore_queue_max_ops = 25000 > filestore_queue_committing_max_ops = 5000 > filestore_op_threads = 32 > osd_journal_size = 20000 > osd_map_cache_size = 1024 > osd_max_write_size = 512 > osd_scrub_load_threshold = 1 > osd_heartbeat_grace = 30 > > [mds] > mds_session_timeout = 120 > mds_session_autoclose = 600 > _______________________________________________ > 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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