== sanity test 123ab: verify statahead work by using statx ========================================================== 16:36:05 (1786653365)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff963047d1c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff963047d1c000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.20 seconds: 31.20 ops/second
llite.lustre-ffff963047d1c000.statahead_max=0
100

real	0m3.693s
user	0m0.013s
sys	0m0.360s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff963047d1c000.statahead_max=128
llite.lustre-ffff963047d1c000.statahead_max=128
100

real	0m1.027s
user	0m0.007s
sys	0m0.204s
'statx -l' 100 files with statahead: 1 sec
statahead total: 116
statahead wrong: 2
agl total: 111
list_total: 27
fname_total: 80
hit_total: 1386
miss_total: 1434
swrong=2 ewrong=2
 - open/close 651 (time 1786653396.91 total 10.01 last 65.06)
total: 900 open/close in 14.04 seconds: 64.09 ops/second
llite.lustre-ffff963047d1c000.statahead_max=0
1000

real	0m25.435s
user	0m0.085s
sys	0m3.336s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff963047d1c000.statahead_max=128
llite.lustre-ffff963047d1c000.statahead_max=128
1000

real	0m7.299s
user	0m0.100s
sys	0m1.743s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 117
statahead wrong: 2
agl total: 112
list_total: 28
fname_total: 80
hit_total: 2385
miss_total: 1434
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 24 seconds
llite.lustre-ffff963047d1c000.statahead_stats=
statahead total: 117
statahead wrong: 2
agl total: 112
list_total: 28
fname_total: 80
hit_total: 2385
miss_total: 1434
mdc.lustre-MDT0000-mdc-ffff963047d1c000.batch_stats=
snapshot_time:            1786653471.289470159 secs.nsecs
start_time:               1786653370.993925024 secs.nsecs
elapsed_time:             100.295545135 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  16  16
2:		         3   9  25
4:		         5  16  41
8:		         3   9  51
16:		         0   0  51
32:		         4  12  64
64:		        11  35 100
mdc.lustre-MDT0001-mdc-ffff963047d1c000.batch_stats=
snapshot_time:            1786653471.289549462 secs.nsecs
start_time:               1786653370.994062734 secs.nsecs
elapsed_time:             100.295486728 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  32  32
2:		         2   7  39
4:		         4  14  53
8:		         0   0  53
16:		         0   0  53
32:		         6  21  75
64:		         7  25 100
unlink(/mnt/lustre/d123ab.sanity/f123ab.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536