== sanity test 51f: check many open files limit ========== 07:29:47 (1768566587)
striped dir -i1 -c2 -H crush2 /mnt/lustre/d51f.sanity
MDT1 numfree=    1021999 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1647 (time 1768566601.11 total 10.00 last 164.64)
 - open/keep 3283 (time 1768566611.12 total 20.02 last 163.38)
 - open/keep 4908 (time 1768566621.13 total 30.02 last 162.39)
 - open/keep 6566 (time 1768566631.13 total 40.02 last 165.79)
 - open/keep 8376 (time 1768566641.13 total 50.03 last 180.98)
 - open/keep 10000 (time 1768566650.13 total 59.03 last 180.40)
 - open/keep 11582 (time 1768566660.14 total 69.03 last 158.17)
 - open/keep 13104 (time 1768566670.14 total 79.04 last 152.11)
 - open/keep 14820 (time 1768566680.14 total 89.04 last 171.58)
 - open/keep 16312 (time 1768566690.14 total 99.04 last 149.16)
 - open/keep 17871 (time 1768566700.14 total 109.04 last 155.90)
 - open/keep 19512 (time 1768566710.15 total 119.04 last 164.02)
total: 19681 open/keep in 120.00 seconds: 164.00 ops/second
 - closed 2582 (time 1768566721.11 total 10.00 last -1692.65)
 - closed 5255 (time 1768566731.12 total 20.01 last 267.17)
 - closed 8073 (time 1768566741.12 total 30.01 last 281.72)
 - closed 10000 (time 1768566747.37 total 36.26 last 308.42)
 - closed 13096 (time 1768566757.37 total 46.26 last 309.53)
 - closed 15877 (time 1768566767.37 total 56.26 last 278.09)
 - closed 18477 (time 1768566777.37 total 66.26 last 259.98)
total: 19681 close in 70.49 seconds: 279.21 close/second
 - unlinked 0 (time 1768566785 ; total 0 ; last 0)
 - unlinked 10000 (time 1768566848 ; total 63 ; last 63)
unlink(/mnt/lustre/d51f.sanity/f19681) error: No such file or directory
total: 19681 unlinks in 120 seconds: 164.008331 unlinks/second