== sanity test 123ab: verify statahead work by using statx ========================================================== 10:51:58 (1786373518)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9c4e87a79000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9c4e87a79000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.64 seconds: 61.03 ops/second
llite.lustre-ffff9c4e87a79000.statahead_max=0
100

real	0m1.398s
user	0m0.007s
sys	0m0.299s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff9c4e87a79000.statahead_max=128
llite.lustre-ffff9c4e87a79000.statahead_max=128
100

real	0m0.431s
user	0m0.004s
sys	0m0.179s
'statx -l' 100 files with statahead: 0 sec
statahead total: 85
statahead wrong: 2
agl total: 83
list_total: 24
fname_total: 48
hit_total: 1371
miss_total: 1019
swrong=2 ewrong=2
total: 900 open/close in 6.76 seconds: 133.12 ops/second
llite.lustre-ffff9c4e87a79000.statahead_max=0
1000

real	0m11.942s
user	0m0.082s
sys	0m2.735s
'statx -l' 1000 files without statahead: 12 sec
llite.lustre-ffff9c4e87a79000.statahead_max=128
llite.lustre-ffff9c4e87a79000.statahead_max=128
1000

real	0m3.159s
user	0m0.045s
sys	0m1.665s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 86
statahead wrong: 2
agl total: 84
list_total: 25
fname_total: 48
hit_total: 2370
miss_total: 1019
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 11 seconds
llite.lustre-ffff9c4e87a79000.statahead_stats=
statahead total: 86
statahead wrong: 2
agl total: 84
list_total: 25
fname_total: 48
hit_total: 2370
miss_total: 1019
mdc.lustre-MDT0000-mdc-ffff9c4e87a79000.batch_stats=
snapshot_time:            1786373566.262861959 secs.nsecs
start_time:               1786373521.607898894 secs.nsecs
elapsed_time:             44.654963065 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        16  44  44
2:		         1   2  47
4:		         1   2  50
8:		         2   5  55
16:		         1   2  58
32:		         2   5  63
64:		        13  36 100
mdc.lustre-MDT0001-mdc-ffff9c4e87a79000.batch_stats=
snapshot_time:            1786373566.262948895 secs.nsecs
start_time:               1786373521.608053001 secs.nsecs
elapsed_time:             44.654895894 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        17  48  48
2:		         1   2  51
4:		         3   8  60
8:		         1   2  62
16:		         0   0  62
32:		         8  22  85
64:		         5  14 100
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