== sanity test 123ab: verify statahead work by using statx ========================================================== 21:45:13 (1789523113)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9f51e2d9e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f51e2d9e800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.96 seconds: 33.81 ops/second
llite.lustre-ffff9f51e2d9e800.statahead_max=0
100

real	0m2.818s
user	0m0.013s
sys	0m0.361s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff9f51e2d9e800.statahead_max=128
llite.lustre-ffff9f51e2d9e800.statahead_max=128
100

real	0m0.938s
user	0m0.006s
sys	0m0.176s
'statx -l' 100 files with statahead: 1 sec
statahead total: 124
statahead wrong: 2
agl total: 120
list_total: 27
fname_total: 97
hit_total: 1379
miss_total: 1426
swrong=2 ewrong=2
 - open/close 760 (time 1789523141.40 total 10.00 last 75.97)
total: 900 open/close in 12.01 seconds: 74.95 ops/second
llite.lustre-ffff9f51e2d9e800.statahead_max=0
1000

real	0m22.254s
user	0m0.075s
sys	0m2.697s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff9f51e2d9e800.statahead_max=128
llite.lustre-ffff9f51e2d9e800.statahead_max=128
1000

real	0m6.916s
user	0m0.086s
sys	0m1.507s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 125
statahead wrong: 2
agl total: 121
list_total: 28
fname_total: 97
hit_total: 2378
miss_total: 1426
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff9f51e2d9e800.statahead_stats=
statahead total: 125
statahead wrong: 2
agl total: 121
list_total: 28
fname_total: 97
hit_total: 2378
miss_total: 1426
mdc.lustre-MDT0000-mdc-ffff9f51e2d9e800.batch_stats=
snapshot_time:            1789523208.617788781 secs.nsecs
start_time:               1789523117.799843118 secs.nsecs
elapsed_time:             90.817945663 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  13  13
2:		         4  13  27
4:		         0   0  27
8:		         3  10  37
16:		         3  10  48
32:		         5  17  65
64:		        10  34 100
mdc.lustre-MDT0001-mdc-ffff9f51e2d9e800.batch_stats=
snapshot_time:            1789523208.617858738 secs.nsecs
start_time:               1789523117.799918773 secs.nsecs
elapsed_time:             90.817939965 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         3  13  26
4:		         3  13  39
8:		         1   4  43
16:		         0   0  43
32:		         6  26  69
64:		         7  30 100
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