== sanity test 51f: check many open files limit ========== 04:30:54 (1712478654)
MDT0 numfree=490733, max=100000
changed ulimit from 1024 to 100020
 - open/keep 3379 (time 1712478666.24 total 10.00 last 337.88)
 - open/keep 7739 (time 1712478676.24 total 20.00 last 435.92)
 - open/keep 10000 (time 1712478685.07 total 28.83 last 256.07)
 - open/keep 12731 (time 1712478695.08 total 38.84 last 272.99)
 - open/keep 15522 (time 1712478705.08 total 48.84 last 279.03)
 - open/keep 17910 (time 1712478715.08 total 58.84 last 238.73)
 - open/keep 19570 (time 1712478725.09 total 68.85 last 165.91)
 - open/keep 20000 (time 1712478729.07 total 72.83 last 107.87)
 - open/keep 20645 (time 1712478746.47 total 90.23 last 37.07)
 - open/keep 22080 (time 1712478756.48 total 100.24 last 143.45)
 - open/keep 23280 (time 1712478766.48 total 110.24 last 119.93)
total: 24065 open/keep in 120.01 seconds: 200.53 ops/second
 - closed 4599 (time 1712478786.25 total 10.00 last -1867.96)
 - closed 8860 (time 1712478796.25 total 20.00 last 426.07)
 - closed 10000 (time 1712478799.39 total 23.14 last 363.37)
 - closed 13621 (time 1712478809.39 total 33.14 last 362.00)
 - closed 16479 (time 1712478819.39 total 43.14 last 285.80)
 - closed 19780 (time 1712478829.39 total 53.14 last 330.04)
 - closed 20000 (time 1712478830.29 total 54.05 last 243.37)
 - closed 22497 (time 1712478840.30 total 64.05 last 249.67)
total: 24065 close in 70.15 seconds: 343.06 close/second
 - unlinked 0 (time 1712478847 ; total 0 ; last 0)
 - unlinked 10000 (time 1712478935 ; total 88 ; last 88)
 - unlinked 20000 (time 1712478990 ; total 143 ; last 55)
unlink(/mnt/lustre/d51f.sanity/f24065) error: No such file or directory
total: 24065 unlinks in 153 seconds: 157.287582 unlinks/second