== sanity test 51f: check many open files limit ========== 05:36:40 (1788946600)
MDT0 numfree=528622, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1050 (time 1788946615.53 total 10.01 last 104.94)
 - open/keep 2110 (time 1788946625.54 total 20.02 last 105.91)
 - open/keep 3228 (time 1788946635.54 total 30.02 last 111.79)
 - open/keep 4477 (time 1788946645.55 total 40.02 last 124.82)
 - open/keep 5677 (time 1788946655.55 total 50.02 last 119.98)
 - open/keep 6726 (time 1788946665.55 total 60.03 last 104.88)
 - open/keep 7786 (time 1788946675.55 total 70.03 last 105.99)
 - open/keep 9056 (time 1788946685.55 total 80.03 last 126.99)
 - open/keep 10000 (time 1788946693.74 total 88.22 last 115.24)
 - open/keep 10919 (time 1788946703.74 total 98.22 last 91.90)
 - open/keep 12070 (time 1788946713.74 total 108.22 last 115.09)
 - open/keep 13192 (time 1788946723.75 total 118.23 last 112.14)
total: 13356 open/keep in 120.00 seconds: 111.30 ops/second
 - closed 1469 (time 1788946735.53 total 10.00 last -1171.94)
 - closed 3272 (time 1788946745.54 total 20.01 last 180.09)
 - closed 5082 (time 1788946755.54 total 30.02 last 180.98)
 - closed 7224 (time 1788946765.54 total 40.02 last 214.16)
 - closed 9616 (time 1788946775.54 total 50.02 last 239.20)
 - closed 10000 (time 1788946777.49 total 51.96 last 197.38)
 - closed 11936 (time 1788946787.49 total 61.97 last 193.49)
total: 13356 close in 69.00 seconds: 193.58 close/second
 - unlinked 0 (time 1788946798 ; total 0 ; last 0)
 - unlinked 10000 (time 1788946886 ; total 88 ; last 88)
unlink(/mnt/lustre/d51f.sanity/f13356) error: No such file or directory
total: 13356 unlinks in 117 seconds: 114.153847 unlinks/second