IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Wed Jul 8 13:46:55 2020 Command line : ./ior -C -Q 1 -g -G 27 -k -e -o /tmp/cbt/mnt/cbt-cephfs-kernel/0/io500/io500-app/datafiles/2020.07.08-13.32.59-app/ior-hard/file -O stoneWallingStatusFile=/tmp/cbt/mnt/cbt-cephfs-kernel/0/io500/io500-app/datafiles/2020.07.08-13.32.59-app/ior-hard/stonewall -O stoneWallingWearOut=1 -t 47008 -b 47008 -s 1000000 -w -D 300 -a CEPHFS --cephfs.user=admin --cephfs.conf=/etc/ceph/ceph.conf --cephfs.prefix=/tmp/cbt/mnt/cbt-cephfs-kernel/0 Machine : Linux o03 TestID : 0 StartTime : Wed Jul 8 13:46:55 2020 Path : /tmp/cbt/mnt/cbt-cephfs-kernel/0/io500/io500-app/datafiles/2020.07.08-13.32.59-app/ior-hard FS : 430.0 TiB Used FS: 6.2% Inodes: 62.4 Mi Used Inodes: 100.0% Options: api : CEPHFS apiVersion : test filename : /tmp/cbt/mnt/cbt-cephfs-kernel/0/io500/io500-app/datafiles/2020.07.08-13.32.59-app/ior-hard/file access : single-shared-file type : independent segments : 1000000 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 nodes : 8 tasks : 256 clients per node : 32 repetitions : 1 xfersize : 47008 bytes blocksize : 47008 bytes aggregate filesize : 10.94 TiB stonewallingTime : 300 stoneWallingWearOut : 1 Results: access bw(MiB/s) IOPS Latency(s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---- ---------- ---------- --------- -------- -------- -------- -------- ---- stonewalling pairs accessed min: 311376 max: 312030 -- min data: 13.6 GiB mean data: 13.6 GiB time: 300.1s WARNING: Expected aggregate file size = 12034048000000. WARNING: Stat() of aggregate file size = 3754983997440. WARNING: Using actual aggregate bytes moved = 3754983997440. WARNING: maybe caused by deadlineForStonewalling write 11888 265496 300.75 45.91 45.91 0.357277 300.87 0.000769 301.23 0 Max Write: 11888.15 MiB/sec (12465.63 MB/sec) Summary of all tests: Operation Max(MiB) Min(MiB) Mean(MiB) StdDev Max(OPs) Min(OPs) Mean(OPs) StdDev Mean(s) Stonewall(s) Stonewall(MiB) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt blksiz xsize aggs(MiB) API RefNum write 11888.15 11888.15 11888.15 0.00 265181.07 265181.07 265181.07 0.00 301.22693 300.14 11913.76 0 256 32 1 0 1 1 0 0 1000000 47008 47008 3581031.8 CEPHFS 0 Finished : Wed Jul 8 13:51:58 2020