== sanity test 51f: check many open files limit ========== 19:10:38 (1748473838)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d51f.sanity
MDT1 numfree=1021992, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4241 (time 1748473850.17 total 10.00 last 424.06)
 - open/keep 8306 (time 1748473860.17 total 20.00 last 406.45)
 - open/keep 10000 (time 1748473864.44 total 24.27 last 397.28)
 - open/keep 14170 (time 1748473874.44 total 34.27 last 416.97)
 - open/keep 18332 (time 1748473884.44 total 44.27 last 416.13)
 - open/keep 20000 (time 1748473888.54 total 48.37 last 407.16)
 - open/keep 24160 (time 1748473898.54 total 58.37 last 415.91)
 - open/keep 28331 (time 1748473908.54 total 68.37 last 417.05)
 - open/keep 30000 (time 1748473912.48 total 72.31 last 423.53)
 - open/keep 33983 (time 1748473922.48 total 82.31 last 398.21)
 - open/keep 38033 (time 1748473932.48 total 92.31 last 404.94)
 - open/keep 40000 (time 1748473937.26 total 97.09 last 411.65)
 - open/keep 44218 (time 1748473947.26 total 107.09 last 421.74)
 - open/keep 48393 (time 1748473957.26 total 117.09 last 417.49)
total: 49622 open/keep in 120.00 seconds: 413.51 ops/second
 - closed 5883 (time 1748473970.17 total 10.00 last -4250.67)
 - closed 10000 (time 1748473977.06 total 16.89 last 597.90)
 - closed 15610 (time 1748473987.06 total 26.89 last 560.92)
 - closed 20000 (time 1748473995.00 total 34.83 last 552.87)
 - closed 25678 (time 1748474005.00 total 44.83 last 567.78)
 - closed 30000 (time 1748474012.78 total 52.60 last 555.94)
 - closed 35975 (time 1748474022.78 total 62.60 last 597.48)
 - closed 40000 (time 1748474029.83 total 69.65 last 570.81)
 - closed 45980 (time 1748474039.83 total 79.66 last 597.96)
total: 49622 close in 85.90 seconds: 577.69 close/second
 - unlinked 0 (time 1748474046 ; total 0 ; last 0)
 - unlinked 10000 (time 1748474069 ; total 23 ; last 23)
 - unlinked 20000 (time 1748474092 ; total 46 ; last 23)
 - unlinked 30000 (time 1748474115 ; total 69 ; last 23)
 - unlinked 40000 (time 1748474137 ; total 91 ; last 22)
unlink(/mnt/lustre/d51f.sanity/f49622) error: No such file or directory
total: 49622 unlinks in 112 seconds: 443.053558 unlinks/second