== sanity test 51f: check many open files limit ========== 07:16:53 (1713439013)
MDT0 numfree=496381, max=100000
changed ulimit from 1024 to 100020
 - open/keep 8439 (time 1713439024.89 total 10.00 last 843.83)
 - open/keep 16903 (time 1713439034.89 total 20.00 last 846.39)
 - open/keep 20000 (time 1713439038.48 total 23.59 last 863.22)
 - open/keep 28085 (time 1713439048.48 total 33.59 last 808.47)
 - open/keep 30000 (time 1713439050.80 total 35.91 last 825.66)
 - open/keep 38303 (time 1713439060.80 total 45.91 last 830.23)
 - open/keep 40000 (time 1713439062.80 total 47.91 last 847.01)
 - open/keep 48205 (time 1713439072.81 total 57.91 last 820.41)
 - open/keep 50000 (time 1713439075.09 total 60.20 last 785.44)
 - open/keep 58058 (time 1713439085.09 total 70.20 last 805.76)
 - open/keep 60000 (time 1713439088.12 total 73.23 last 640.30)
 - open/keep 68218 (time 1713439098.12 total 83.23 last 821.74)
 - open/keep 70000 (time 1713439100.26 total 85.37 last 835.35)
 - open/keep 78288 (time 1713439110.26 total 95.37 last 828.71)
 - open/keep 80000 (time 1713439112.33 total 97.44 last 826.43)
 - open/keep 88313 (time 1713439122.33 total 107.44 last 831.26)
 - open/keep 90000 (time 1713439124.44 total 109.54 last 801.78)
 - open/keep 98130 (time 1713439134.44 total 119.54 last 812.94)
total: 98478 open/keep in 120.00 seconds: 820.65 ops/second
 - closed 10000 (time 1713439142.91 total 8.01 last -10997.12)
 - closed 20000 (time 1713439150.62 total 15.73 last 1296.77)
 - closed 30000 (time 1713439158.75 total 23.86 last 1229.56)
 - closed 40000 (time 1713439166.79 total 31.89 last 1244.31)
 - closed 50000 (time 1713439174.39 total 39.50 last 1314.67)
 - closed 60000 (time 1713439181.96 total 47.07 last 1321.25)
 - closed 70000 (time 1713439189.88 total 54.99 last 1263.20)
 - closed 80000 (time 1713439197.58 total 62.69 last 1297.57)
 - closed 90000 (time 1713439205.24 total 70.35 last 1306.13)
total: 98478 close in 76.88 seconds: 1280.94 close/second
 - unlinked 0 (time 1713439212 ; total 0 ; last 0)
 - unlinked 10000 (time 1713439232 ; total 20 ; last 20)
 - unlinked 20000 (time 1713439251 ; total 39 ; last 19)
 - unlinked 30000 (time 1713439274 ; total 62 ; last 23)
 - unlinked 40000 (time 1713439295 ; total 83 ; last 21)
 - unlinked 50000 (time 1713439315 ; total 103 ; last 20)
 - unlinked 60000 (time 1713439327 ; total 115 ; last 12)
 - unlinked 70000 (time 1713439338 ; total 126 ; last 11)
 - unlinked 80000 (time 1713439349 ; total 137 ; last 11)
 - unlinked 90000 (time 1713439359 ; total 147 ; last 10)
unlink(/mnt/lustre/d51f.sanity/f98478) error: No such file or directory
total: 98478 unlinks in 157 seconds: 627.248413 unlinks/second