== sanity test 51f: check many open files limit ========== 11:19:38 (1713280778)
MDT0 numfree=494527, max=100000
changed ulimit from 1024 to 100020
 - open/keep 7924 (time 1713280789.96 total 10.00 last 792.34)
 - open/keep 10000 (time 1713280792.57 total 12.61 last 794.25)
 - open/keep 16247 (time 1713280802.57 total 22.61 last 624.70)
 - open/keep 20000 (time 1713280808.85 total 28.89 last 597.80)
 - open/keep 26062 (time 1713280818.85 total 38.89 last 606.10)
 - open/keep 30000 (time 1713280827.86 total 47.91 last 436.93)
 - open/keep 34285 (time 1713280837.86 total 57.91 last 428.47)
 - open/keep 38406 (time 1713280847.86 total 67.91 last 412.08)
 - open/keep 40000 (time 1713280851.68 total 71.73 last 417.13)
 - open/keep 45924 (time 1713280861.68 total 81.73 last 592.39)
 - open/keep 50000 (time 1713280868.96 total 89.00 last 560.62)
 - open/keep 56053 (time 1713280878.96 total 99.00 last 605.29)
 - open/keep 60000 (time 1713280884.01 total 104.06 last 780.66)
 - open/keep 68168 (time 1713280894.01 total 114.06 last 816.78)
 - open/keep 70000 (time 1713280896.29 total 116.33 last 804.79)
total: 73036 open/keep in 120.00 seconds: 608.63 ops/second
 - closed 10000 (time 1713280908.41 total 8.46 last -7096.24)
 - closed 19778 (time 1713280918.41 total 18.46 last 977.75)
 - closed 20000 (time 1713280918.58 total 18.63 last 1288.72)
 - closed 30000 (time 1713280926.53 total 26.58 last 1257.78)
 - closed 40000 (time 1713280934.39 total 34.44 last 1272.44)
 - closed 50000 (time 1713280942.77 total 42.82 last 1193.53)
 - closed 59339 (time 1713280952.77 total 52.82 last 933.80)
 - closed 60000 (time 1713280953.96 total 54.01 last 554.91)
 - closed 69999 (time 1713280963.96 total 64.01 last 999.85)
 - closed 70000 (time 1713280963.97 total 64.01 last 1217.86)
total: 73036 close in 66.56 seconds: 1097.37 close/second
 - unlinked 0 (time 1713280967 ; total 0 ; last 0)
 - unlinked 10000 (time 1713280978 ; total 11 ; last 11)
 - unlinked 20000 (time 1713280990 ; total 23 ; last 12)
 - unlinked 30000 (time 1713281004 ; total 37 ; last 14)
 - unlinked 40000 (time 1713281015 ; total 48 ; last 11)
 - unlinked 50000 (time 1713281027 ; total 60 ; last 12)
 - unlinked 60000 (time 1713281039 ; total 72 ; last 12)
 - unlinked 70000 (time 1713281050 ; total 83 ; last 11)
unlink(/mnt/lustre/d51f.sanity/f73036) error: No such file or directory
total: 73036 unlinks in 87 seconds: 839.494263 unlinks/second