== sanity test 51f: check many open files limit ========== 21:45:10 (1708829110)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d51f.sanity
MDT1 numfree=1022025, max=100000
changed ulimit from 1024 to 100020
 - open/keep 5112 (time 1708829121.98 total 10.00 last 511.18)
 - open/keep 9857 (time 1708829131.98 total 20.00 last 474.44)
 - open/keep 13236 (time 1708829141.98 total 30.00 last 337.89)
 - open/keep 15745 (time 1708829151.98 total 40.00 last 250.87)
 - open/keep 18317 (time 1708829161.98 total 50.00 last 257.17)
 - open/keep 20000 (time 1708829169.05 total 57.07 last 238.03)
 - open/keep 22378 (time 1708829179.05 total 67.07 last 237.80)
 - open/keep 24438 (time 1708829189.06 total 77.08 last 205.91)
 - open/keep 26348 (time 1708829199.06 total 87.08 last 190.92)
 - open/keep 28163 (time 1708829209.06 total 97.09 last 181.45)
 - open/keep 29918 (time 1708829219.06 total 107.09 last 175.48)
 - open/keep 31437 (time 1708829229.07 total 117.09 last 151.84)
total: 31893 open/keep in 120.00 seconds: 265.77 ops/second
 - closed 10000 (time 1708829240.86 total 8.89 last -2412.46)
 - closed 18139 (time 1708829250.86 total 18.89 last 813.79)
 - closed 20000 (time 1708829253.88 total 21.90 last 617.84)
 - closed 26252 (time 1708829263.88 total 31.90 last 625.09)
 - closed 30000 (time 1708829271.65 total 39.67 last 482.37)
total: 31893 close in 43.70 seconds: 729.88 close/second
 - unlinked 0 (time 1708829276 ; total 0 ; last 0)
 - unlinked 10000 (time 1708829352 ; total 76 ; last 76)
 - unlinked 20000 (time 1708829400 ; total 124 ; last 48)
 - unlinked 30000 (time 1708829424 ; total 148 ; last 24)
unlink(/mnt/lustre/d51f.sanity/f31893) error: No such file or directory
total: 31893 unlinks in 150 seconds: 212.619995 unlinks/second