== sanity test 51f: check many open files limit ========== 10:21:28 (1790950888)
striped dir -i1 -c2 -H crush  /mnt/lustre/d51f.sanity
MDT1 numfree=1021989, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1547 (time 1790950902.40 total 10.00 last 154.63)
 - open/keep 2932 (time 1790950912.40 total 20.00 last 138.50)
 - open/keep 4587 (time 1790950922.41 total 30.01 last 165.44)
 - open/keep 6152 (time 1790950932.41 total 40.01 last 156.43)
 - open/keep 7602 (time 1790950942.41 total 50.01 last 144.98)
 - open/keep 9161 (time 1790950952.42 total 60.02 last 155.81)
 - open/keep 10000 (time 1790950958.42 total 66.02 last 139.87)
 - open/keep 11750 (time 1790950968.42 total 76.02 last 174.97)
 - open/keep 13392 (time 1790950978.42 total 86.02 last 164.18)
 - open/keep 15030 (time 1790950988.42 total 96.02 last 163.79)
 - open/keep 16601 (time 1790950998.42 total 106.02 last 157.08)
 - open/keep 18128 (time 1790951008.42 total 116.03 last 152.67)
total: 18765 open/keep in 120.00 seconds: 156.37 ops/second
 - closed 2722 (time 1790951022.40 total 10.00 last -1540.58)
 - closed 5705 (time 1790951032.40 total 20.00 last 298.29)
 - closed 8672 (time 1790951042.40 total 30.00 last 296.59)
 - closed 10000 (time 1790951047.74 total 35.34 last 248.76)
 - closed 12448 (time 1790951057.75 total 45.34 last 244.75)
 - closed 15239 (time 1790951067.75 total 55.35 last 279.09)
 - closed 17847 (time 1790951077.75 total 65.35 last 260.74)
total: 18765 close in 69.22 seconds: 271.10 close/second
 - unlinked 0 (time 1790951085 ; total 0 ; last 0)
 - unlinked 10000 (time 1790951147 ; total 62 ; last 62)
unlink(/mnt/lustre/d51f.sanity/f18765) error: No such file or directory
total: 18765 unlinks in 114 seconds: 164.605270 unlinks/second