== sanity test 123ab: verify statahead work by using statx ========================================================== 15:49:58 (1764794998)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff96cd09583800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff96cd09583800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.46 seconds: 68.39 ops/second
llite.lustre-ffff96cd09583800.statahead_max=0
100

real	0m1.645s
user	0m0.012s
sys	0m0.280s
statx -l 100 files without statahead: 2 sec
llite.lustre-ffff96cd09583800.statahead_max=128
128
100

real	0m0.408s
user	0m0.009s
sys	0m0.194s
statx -l 100 files with statahead: 0 sec
statahead total: 56
statahead wrong: 1
agl total: 53
list_total: 23
fname_total: 32
hit_total: 11753
miss_total: 212
total: 900 open/close in 8.19 seconds: 109.95 ops/second
llite.lustre-ffff96cd09583800.statahead_max=0
1000

real	0m16.493s
user	0m0.090s
sys	0m2.744s
statx -l 1000 files without statahead: 16 sec
llite.lustre-ffff96cd09583800.statahead_max=128
128
1000

real	0m7.260s
user	0m0.056s
sys	0m1.415s
statx -l 1000 files with statahead: 7 sec
statahead total: 57
statahead wrong: 1
agl total: 54
list_total: 24
fname_total: 32
hit_total: 12752
miss_total: 212
 - open/close 617 (time 1764795059.86 total 10.01 last 61.66)
 - open/close 1260 (time 1764795069.88 total 20.02 last 64.19)
 - open/close 1841 (time 1764795079.88 total 30.02 last 58.10)
total: 2000 open/close in 32.87 seconds: 60.85 ops/second
llite.lustre-ffff96cd09583800.statahead_max=0
3000

real	1m2.300s
user	0m0.232s
sys	0m8.388s
statx -l 3000 files without statahead: 62 sec
llite.lustre-ffff96cd09583800.statahead_max=128
128
3000

real	0m14.047s
user	0m0.156s
sys	0m3.487s
statx -l 3000 files with statahead: 14 sec
statahead total: 58
statahead wrong: 1
agl total: 55
list_total: 25
fname_total: 32
hit_total: 15751
miss_total: 212
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 52 seconds
llite.lustre-ffff96cd09583800.statahead_stats=
statahead total: 58
statahead wrong: 1
agl total: 55
list_total: 25
fname_total: 32
hit_total: 15751
miss_total: 212
mdc.lustre-MDT0000-mdc-ffff96cd09583800.batch_stats=
snapshot_time:            1764795226.975234522 secs.nsecs
start_time:               1764795001.051508756 secs.nsecs
elapsed_time:             225.923725766 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         5   5  14
4:		         8   9  23
8:		         5   5  29
16:		         1   1  30
32:		        21  25  55
64:		        37  44 100
mdc.lustre-MDT0001-mdc-ffff96cd09583800.batch_stats=
snapshot_time:            1764795226.975319886 secs.nsecs
start_time:               1764795001.051598946 secs.nsecs
elapsed_time:             225.923720940 secs.nsecs
subreqs per batch   batches   % cum %
1:		        15  18  18
2:		         3   3  22
4:		         4   5  27
8:		         1   1  28
16:		         1   1  30
32:		        23  28  58
64:		        33  41 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536