== sanity test 123ab: verify statahead work by using statx ========================================================== 09:15:05 (1789132505)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9b79c2e0d000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b79c2e0d000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.75 seconds: 36.41 ops/second
llite.lustre-ffff9b79c2e0d000.statahead_max=0
100

real	0m2.639s
user	0m0.009s
sys	0m0.297s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9b79c2e0d000.statahead_max=128
llite.lustre-ffff9b79c2e0d000.statahead_max=128
100

real	0m0.927s
user	0m0.007s
sys	0m0.155s
'statx -l' 100 files with statahead: 1 sec
statahead total: 150
statahead wrong: 2
agl total: 146
list_total: 26
fname_total: 121
hit_total: 1937
miss_total: 750
swrong=2 ewrong=2
 - open/close 648 (time 1789132534.04 total 10.01 last 64.71)
total: 900 open/close in 13.80 seconds: 65.20 ops/second
llite.lustre-ffff9b79c2e0d000.statahead_max=0
1000

real	0m24.620s
user	0m0.085s
sys	0m2.894s
'statx -l' 1000 files without statahead: 24 sec
llite.lustre-ffff9b79c2e0d000.statahead_max=128
llite.lustre-ffff9b79c2e0d000.statahead_max=128
1000

real	0m5.740s
user	0m0.079s
sys	0m1.422s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 151
statahead wrong: 2
agl total: 147
list_total: 27
fname_total: 121
hit_total: 2936
miss_total: 750
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff9b79c2e0d000.statahead_stats=
statahead total: 151
statahead wrong: 2
agl total: 147
list_total: 27
fname_total: 121
hit_total: 2936
miss_total: 750
mdc.lustre-MDT0000-mdc-ffff9b79c2e0d000.batch_stats=
snapshot_time:            1789132602.107443352 secs.nsecs
start_time:               1789132510.662523416 secs.nsecs
elapsed_time:             91.444919936 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  17  17
2:		         1   3  20
4:		         1   3  24
8:		         3  10  34
16:		         5  17  51
32:		         2   6  58
64:		        12  41 100
mdc.lustre-MDT0001-mdc-ffff9b79c2e0d000.batch_stats=
snapshot_time:            1789132602.107530551 secs.nsecs
start_time:               1789132510.662651643 secs.nsecs
elapsed_time:             91.444878908 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  28  28
2:		         0   0  28
4:		         5  17  46
8:		         1   3  50
16:		         0   0  50
32:		         9  32  82
64:		         5  17 100
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