== sanity test 123ab: verify statahead work by using statx ========================================================== 03:49:29 (1787471369)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff91cb433cb000.batch_stats=0
total: 100 open/close in 2.50 seconds: 40.00 ops/second
llite.lustre-ffff91cb433cb000.statahead_max=0
100

real	0m2.265s
user	0m0.006s
sys	0m0.350s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff91cb433cb000.statahead_max=128
llite.lustre-ffff91cb433cb000.statahead_max=128
100

real	0m0.872s
user	0m0.014s
sys	0m0.184s
'statx -l' 100 files with statahead: 1 sec
statahead total: 115
statahead wrong: 2
agl total: 111
list_total: 26
fname_total: 71
hit_total: 1844
miss_total: 1625
swrong=2 ewrong=2
 - open/close 612 (time 1787471394.51 total 10.02 last 61.05)
total: 900 open/close in 15.12 seconds: 59.54 ops/second
llite.lustre-ffff91cb433cb000.statahead_max=0
1000

real	0m27.349s
user	0m0.096s
sys	0m3.157s
'statx -l' 1000 files without statahead: 27 sec
llite.lustre-ffff91cb433cb000.statahead_max=128
llite.lustre-ffff91cb433cb000.statahead_max=128
1000

real	0m5.793s
user	0m0.064s
sys	0m1.649s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 116
statahead wrong: 2
agl total: 112
list_total: 27
fname_total: 71
hit_total: 2843
miss_total: 1625
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 25 seconds
llite.lustre-ffff91cb433cb000.statahead_stats=
statahead total: 116
statahead wrong: 2
agl total: 112
list_total: 27
fname_total: 71
hit_total: 2843
miss_total: 1625
mdc.lustre-MDT0000-mdc-ffff91cb433cb000.batch_stats=
snapshot_time:            1787471472.194145501 secs.nsecs
start_time:               1787471373.228743946 secs.nsecs
elapsed_time:             98.965401555 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        16  32  32
2:		         4   8  40
4:		         3   6  46
8:		         4   8  54
16:		         5  10  64
32:		         3   6  70
64:		        15  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