== sanity test 51f: check many open files limit ========== 23:14:48 (1787195688)
MDT0 numfree=     530372, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1375 (time 1787195703.04 total 10.00 last 137.48)
 - open/keep 2778 (time 1787195713.05 total 20.01 last 140.22)
 - open/keep 4069 (time 1787195723.05 total 30.01 last 129.08)
 - open/keep 5212 (time 1787195733.06 total 40.02 last 114.22)
 - open/keep 6172 (time 1787195743.07 total 50.02 last 95.93)
 - open/keep 7528 (time 1787195753.07 total 60.02 last 135.58)
 - open/keep 8823 (time 1787195763.07 total 70.03 last 129.47)
 - open/keep 10000 (time 1787195771.24 total 78.20 last 144.09)
 - open/keep 11419 (time 1787195781.24 total 88.20 last 141.88)
 - open/keep 12871 (time 1787195791.24 total 98.20 last 145.12)
 - open/keep 14305 (time 1787195801.24 total 108.20 last 143.39)
 - open/keep 15590 (time 1787195811.25 total 118.20 last 128.49)
total: 15816 open/keep in 120.00 seconds: 131.80 ops/second
 - closed 2595 (time 1787195823.05 total 10.00 last -1299.29)
 - closed 5142 (time 1787195833.05 total 20.01 last 254.61)
 - closed 7270 (time 1787195843.06 total 30.01 last 212.72)
 - closed 9267 (time 1787195853.06 total 40.01 last 199.69)
 - closed 10000 (time 1787195855.73 total 42.68 last 274.07)
 - closed 12086 (time 1787195865.73 total 52.68 last 208.58)
 - closed 14740 (time 1787195875.74 total 62.69 last 265.23)
total: 15816 close in 67.11 seconds: 235.68 close/second
 - unlinked 0 (time 1787195884 ; total 0 ; last 0)
 - unlinked 10000 (time 1787195950 ; total 66 ; last 66)
unlink(/mnt/lustre/d51f.sanity/f15816) error: No such file or directory
total: 15816 unlinks in 104 seconds: 152.076920 unlinks/second