== sanity test 51f: check many open files limit ========== 15:44:09 (1746128649)
MDT0 numfree=499042, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1876 (time 1746128662.60 total 10.00 last 187.55)
 - open/keep 3654 (time 1746128672.60 total 20.00 last 177.80)
 - open/keep 5596 (time 1746128682.61 total 30.01 last 194.08)
 - open/keep 7432 (time 1746128692.61 total 40.01 last 183.58)
 - open/keep 9170 (time 1746128702.61 total 50.01 last 173.73)
 - open/keep 10000 (time 1746128707.12 total 54.53 last 183.94)
 - open/keep 11837 (time 1746128717.13 total 64.53 last 183.68)
 - open/keep 13633 (time 1746128727.13 total 74.53 last 179.58)
 - open/keep 15447 (time 1746128737.13 total 84.53 last 181.38)
 - open/keep 17286 (time 1746128747.13 total 94.53 last 183.86)
 - open/keep 18816 (time 1746128757.13 total 104.54 last 152.91)
 - open/keep 20000 (time 1746128764.28 total 111.68 last 165.77)
total: 21198 open/keep in 120.00 seconds: 176.64 ops/second
 - closed 2398 (time 1746128782.60 total 10.00 last -1759.93)
 - closed 5057 (time 1746128792.61 total 20.01 last 265.65)
 - closed 7708 (time 1746128802.62 total 30.01 last 265.01)
 - closed 10000 (time 1746128809.99 total 37.39 last 310.66)
 - closed 12697 (time 1746128820.00 total 47.40 last 269.60)
 - closed 15434 (time 1746128830.00 total 57.40 last 273.70)
 - closed 17808 (time 1746128840.00 total 67.40 last 237.37)
 - closed 20000 (time 1746128848.13 total 75.53 last 269.55)
total: 21198 close in 79.31 seconds: 267.29 close/second
 - unlinked 0 (time 1746128854 ; total 0 ; last 0)
 - unlinked 10000 (time 1746128908 ; total 54 ; last 54)
 - unlinked 20000 (time 1746128959 ; total 105 ; last 51)
unlink(/mnt/lustre/d51f.sanity/f21198) error: No such file or directory
total: 21198 unlinks in 111 seconds: 190.972977 unlinks/second