== sanity test 123ab: verify statahead work by using statx ========================================================== 21:45:36 (1789782336)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff977dd038c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff977dd038c000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.24 seconds: 44.73 ops/second
llite.lustre-ffff977dd038c000.statahead_max=0
100

real	0m1.999s
user	0m0.009s
sys	0m0.277s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff977dd038c000.statahead_max=128
llite.lustre-ffff977dd038c000.statahead_max=128
100

real	0m0.709s
user	0m0.007s
sys	0m0.162s
'statx -l' 100 files with statahead: 1 sec
statahead total: 118
statahead wrong: 2
agl total: 113
list_total: 28
fname_total: 84
hit_total: 1367
miss_total: 1422
swrong=2 ewrong=2
 - open/close 837 (time 1789782362.37 total 10.01 last 83.61)
total: 900 open/close in 10.88 seconds: 82.70 ops/second
llite.lustre-ffff977dd038c000.statahead_max=0
1000

real	0m20.087s
user	0m0.067s
sys	0m2.603s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff977dd038c000.statahead_max=128
llite.lustre-ffff977dd038c000.statahead_max=128
1000

real	0m5.105s
user	0m0.053s
sys	0m1.369s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 119
statahead wrong: 2
agl total: 114
list_total: 29
fname_total: 84
hit_total: 2366
miss_total: 1422
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff977dd038c000.statahead_stats=
statahead total: 119
statahead wrong: 2
agl total: 114
list_total: 29
fname_total: 84
hit_total: 2366
miss_total: 1422
mdc.lustre-MDT0000-mdc-ffff977dd038c000.batch_stats=
snapshot_time:            1789782421.831132629 secs.nsecs
start_time:               1789782341.177899783 secs.nsecs
elapsed_time:             80.653232846 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         1   4   8
4:		         2   8  17
8:		         1   4  21
16:		         4  17  39
32:		         2   8  47
64:		        12  52 100
mdc.lustre-MDT0001-mdc-ffff977dd038c000.batch_stats=
snapshot_time:            1789782421.831198057 secs.nsecs
start_time:               1789782341.178028369 secs.nsecs
elapsed_time:             80.653169688 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         1   4  18
4:		         2   9  27
8:		         2   9  36
16:		         1   4  40
32:		         7  31  72
64:		         6  27 100
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