== sanity test 123ab: verify statahead work by using statx ========================================================== 19:07:06 (1788217626)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9c8e07d69000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9c8e07d69000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.96 seconds: 33.79 ops/second
llite.lustre-ffff9c8e07d69000.statahead_max=0
100

real	0m2.032s
user	0m0.010s
sys	0m0.304s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9c8e07d69000.statahead_max=128
llite.lustre-ffff9c8e07d69000.statahead_max=128
100

real	0m1.089s
user	0m0.011s
sys	0m0.177s
'statx -l' 100 files with statahead: 1 sec
statahead total: 120
statahead wrong: 2
agl total: 116
list_total: 28
fname_total: 88
hit_total: 1949
miss_total: 1644
swrong=2 ewrong=2
 - open/close 629 (time 1788217654.75 total 10.01 last 62.83)
total: 900 open/close in 13.92 seconds: 64.63 ops/second
llite.lustre-ffff9c8e07d69000.statahead_max=0
1000

real	0m21.217s
user	0m0.081s
sys	0m2.767s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff9c8e07d69000.statahead_max=128
llite.lustre-ffff9c8e07d69000.statahead_max=128
1000

real	0m5.824s
user	0m0.076s
sys	0m1.428s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 121
statahead wrong: 2
agl total: 117
list_total: 29
fname_total: 88
hit_total: 2948
miss_total: 1644
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff9c8e07d69000.statahead_stats=
statahead total: 121
statahead wrong: 2
agl total: 117
list_total: 29
fname_total: 88
hit_total: 2948
miss_total: 1644
mdc.lustre-MDT0000-mdc-ffff9c8e07d69000.batch_stats=
snapshot_time:            1788217719.377605373 secs.nsecs
start_time:               1788217631.443357957 secs.nsecs
elapsed_time:             87.934247416 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  25  25
2:		         2   6  32
4:		         1   3  35
8:		         4  12  48
16:		         0   0  48
32:		         4  12  61
64:		        12  38 100
mdc.lustre-MDT0001-mdc-ffff9c8e07d69000.batch_stats=
snapshot_time:            1788217719.377673343 secs.nsecs
start_time:               1788217631.443441753 secs.nsecs
elapsed_time:             87.934231590 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         4  16  32
4:		         3  12  44
8:		         0   0  44
16:		         0   0  44
32:		         8  32  76
64:		         6  24 100
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