== sanity test 51f: check many open files limit ========== 13:00:05 (1788627605)
MDT0 numfree=534979, max=100000
changed ulimit from 1024 to 100020
 - open/keep 990 (time 1788627620.17 total 10.00 last 98.97)
 - open/keep 2037 (time 1788627630.18 total 20.01 last 104.64)
 - open/keep 3007 (time 1788627640.18 total 30.01 last 96.98)
 - open/keep 3833 (time 1788627650.18 total 40.01 last 82.59)
 - open/keep 4814 (time 1788627660.19 total 50.02 last 98.01)
 - open/keep 5575 (time 1788627670.20 total 60.03 last 76.04)
 - open/keep 6628 (time 1788627680.20 total 70.03 last 105.29)
 - open/keep 7494 (time 1788627690.20 total 80.03 last 86.58)
 - open/keep 8346 (time 1788627700.21 total 90.04 last 85.15)
 - open/keep 9307 (time 1788627710.22 total 100.05 last 95.97)
 - open/keep 10000 (time 1788627716.96 total 106.79 last 102.82)
 - open/keep 10876 (time 1788627726.97 total 116.80 last 87.51)
total: 11152 open/keep in 120.02 seconds: 92.92 ops/second
 - closed 1871 (time 1788627740.20 total 10.01 last -899.36)
 - closed 3645 (time 1788627750.21 total 20.02 last 177.25)
 - closed 5217 (time 1788627760.22 total 30.03 last 157.11)
 - closed 7172 (time 1788627770.22 total 40.03 last 195.45)
 - closed 9947 (time 1788627780.22 total 50.03 last 277.47)
 - closed 10000 (time 1788627780.41 total 50.23 last 271.23)
total: 11152 close in 55.32 seconds: 201.59 close/second
 - unlinked 0 (time 1788627789 ; total 0 ; last 0)
 - unlinked 10000 (time 1788627870 ; total 81 ; last 81)
unlink(/mnt/lustre/d51f.sanity/f11152) error: No such file or directory
total: 11152 unlinks in 90 seconds: 123.911110 unlinks/second