== sanity test 51f: check many open files limit ========== 09:27:02 (1747402022)
striped dir -i1 -c2 -H crush /mnt/lustre/d51f.sanity
MDT1 numfree=1022428, max=100000
changed ulimit from 1024 to 100020
 - open/keep 9669 (time 1747402033.93 total 10.00 last 966.87)
 - open/keep 17915 (time 1747402043.93 total 20.00 last 824.57)
 - open/keep 20000 (time 1747402046.64 total 22.70 last 770.99)
 - open/keep 27872 (time 1747402056.64 total 32.71 last 787.05)
 - open/keep 30000 (time 1747402059.54 total 35.61 last 734.08)
 - open/keep 39574 (time 1747402069.54 total 45.61 last 957.31)
 - open/keep 48862 (time 1747402079.54 total 55.61 last 928.71)
 - open/keep 57488 (time 1747402089.54 total 65.61 last 862.45)
 - open/keep 60000 (time 1747402092.48 total 68.55 last 853.64)
 - open/keep 68350 (time 1747402102.48 total 78.55 last 834.96)
 - open/keep 70000 (time 1747402104.85 total 80.92 last 698.24)
 - open/keep 77682 (time 1747402114.85 total 90.92 last 768.16)
 - open/keep 80000 (time 1747402118.73 total 94.80 last 596.77)
 - open/keep 89131 (time 1747402128.73 total 104.80 last 913.01)
 - open/keep 97798 (time 1747402138.73 total 114.80 last 866.58)
total: 100000 open/keep in 117.38 seconds: 851.90 ops/second
 - closed 10000 (time 1747402149.76 total 8.44 last -10404.66)
 - closed 20000 (time 1747402157.85 total 16.53 last 1236.01)
 - closed 30000 (time 1747402165.92 total 24.60 last 1238.76)
 - closed 40000 (time 1747402174.00 total 32.69 last 1237.03)
 - closed 50000 (time 1747402182.48 total 41.17 last 1179.03)
 - closed 60000 (time 1747402190.70 total 49.38 last 1217.49)
 - closed 69157 (time 1747402200.70 total 59.38 last 915.63)
 - closed 70000 (time 1747402201.67 total 60.35 last 868.65)
 - closed 79345 (time 1747402211.67 total 70.35 last 934.48)
 - closed 80000 (time 1747402212.27 total 70.95 last 1088.88)
 - closed 89221 (time 1747402222.27 total 80.95 last 922.04)
 - closed 90000 (time 1747402222.87 total 81.55 last 1306.30)
 - closed 99712 (time 1747402232.87 total 91.55 last 971.17)
total: 100000 close in 91.79 seconds: 1089.39 close/second
 - unlinked 0 (time 1747402234 ; total 0 ; last 0)
 - unlinked 10000 (time 1747402245 ; total 11 ; last 11)
 - unlinked 20000 (time 1747402255 ; total 21 ; last 10)
 - unlinked 30000 (time 1747402266 ; total 32 ; last 11)
 - unlinked 40000 (time 1747402276 ; total 42 ; last 10)
 - unlinked 50000 (time 1747402287 ; total 53 ; last 11)
 - unlinked 60000 (time 1747402301 ; total 67 ; last 14)
 - unlinked 70000 (time 1747402315 ; total 81 ; last 14)
 - unlinked 80000 (time 1747402332 ; total 98 ; last 17)
 - unlinked 90000 (time 1747402348 ; total 114 ; last 16)
total: 100000 unlinks in 128 seconds: 781.250000 unlinks/second