== sanity test 51f: check many open files limit ========== 13:47:21 (1761241641)
MDT0 numfree=     489466 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1180 (time 1761241655.30 total 10.01 last 117.91)
 - open/keep 2451 (time 1761241665.30 total 20.01 last 127.09)
 - open/keep 3742 (time 1761241675.31 total 30.01 last 129.02)
 - open/keep 4998 (time 1761241685.31 total 40.02 last 125.53)
 - open/keep 6274 (time 1761241695.32 total 50.03 last 127.50)
 - open/keep 7535 (time 1761241705.32 total 60.03 last 126.09)
 - open/keep 8637 (time 1761241715.32 total 70.03 last 110.18)
 - open/keep 9813 (time 1761241725.32 total 80.03 last 117.58)
 - open/keep 11075 (time 1761241735.33 total 90.03 last 126.17)
 - open/keep 12312 (time 1761241745.33 total 100.04 last 123.65)
 - open/keep 13380 (time 1761241755.34 total 110.04 last 106.75)
total: 14520 open/keep in 120.00 seconds: 121.00 ops/second
 - closed 1833 (time 1761241775.30 total 10.00 last -1154.42)
 - closed 3772 (time 1761241785.30 total 20.00 last 193.85)
 - closed 5609 (time 1761241795.30 total 30.01 last 183.67)
 - closed 7676 (time 1761241805.31 total 40.01 last 206.63)
 - closed 9769 (time 1761241815.31 total 50.01 last 209.29)
 - closed 10000 (time 1761241816.39 total 51.09 last 213.10)
 - closed 12041 (time 1761241826.39 total 61.10 last 204.09)
 - closed 14020 (time 1761241836.40 total 71.10 last 197.86)
total: 14520 close in 73.71 seconds: 196.99 close/second
 - unlinked 0 (time 1761241842 ; total 0 ; last 0)
 - unlinked 10000 (time 1761241927 ; total 85 ; last 85)
unlink(/mnt/lustre/d51f.sanity/f14520) error: No such file or directory
total: 14520 unlinks in 126 seconds: 115.238098 unlinks/second