== sanity test 123ab: verify statahead work by using statx ========================================================== 06:13:11 (1777025591)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9555c7a1f000.batch_stats=0
total: 100 open/close in 0.57 seconds: 174.16 ops/second
llite.lustre-ffff9555c7a1f000.statahead_max=0
100

real	0m0.528s
user	0m0.002s
sys	0m0.201s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff9555c7a1f000.statahead_max=128
128
100

real	0m0.321s
user	0m0.005s
sys	0m0.143s
statx -l 100 files with statahead: 1 sec
statahead total: 48
statahead wrong: 1
agl total: 47
list_total: 21
fname_total: 27
hit_total: 11622
miss_total: 199
total: 900 open/close in 1.87 seconds: 482.45 ops/second
llite.lustre-ffff9555c7a1f000.statahead_max=0
1000

real	0m5.273s
user	0m0.051s
sys	0m1.944s
statx -l 1000 files without statahead: 6 sec
llite.lustre-ffff9555c7a1f000.statahead_max=128
128
1000

real	0m2.313s
user	0m0.022s
sys	0m1.769s
statx -l 1000 files with statahead: 2 sec
statahead total: 49
statahead wrong: 1
agl total: 48
list_total: 22
fname_total: 27
hit_total: 12621
miss_total: 199
 - open/close 4984 (time 1777025618.48 total 10.00 last 498.36)
 - open/close 6716 (time 1777025628.49 total 20.01 last 173.12)
 - open/close 8134 (time 1777025638.49 total 30.01 last 141.70)
total: 9000 open/close in 35.78 seconds: 251.55 ops/second
llite.lustre-ffff9555c7a1f000.statahead_max=0
10000

real	2m15.177s
user	0m0.713s
sys	0m27.077s
statx -l 10000 files without statahead: 135 sec
llite.lustre-ffff9555c7a1f000.statahead_max=128
128
10000

real	0m32.346s
user	0m0.482s
sys	0m16.617s
statx -l 10000 files with statahead: 32 sec
statahead total: 50
statahead wrong: 1
agl total: 49
list_total: 23
fname_total: 27
hit_total: 22620
miss_total: 199
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 115 seconds
llite.lustre-ffff9555c7a1f000.statahead_stats=
statahead total: 50
statahead wrong: 1
agl total: 49
list_total: 23
fname_total: 27
hit_total: 22620
miss_total: 199
mdc.lustre-MDT0000-mdc-ffff9555c7a1f000.batch_stats=
snapshot_time:            1777025942.630944529 secs.nsecs
start_time:               1777025592.973621431 secs.nsecs
elapsed_time:             349.657323098 secs.nsecs
subreqs per batch   batches   % cum %
1:		       302  41  41
2:		        83  11  52
4:		        98  13  66
8:		        72   9  76
16:		        20   2  78
32:		         3   0  79
64:		       150  20 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536