== sanity test 123ab: verify statahead work by using statx ========================================================== 00:15:09 (1788840909)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff918cd3251800.batch_stats=0
total: 100 open/close in 2.10 seconds: 47.62 ops/second
llite.lustre-ffff918cd3251800.statahead_max=0
100

real	0m1.987s
user	0m0.008s
sys	0m0.270s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff918cd3251800.statahead_max=128
llite.lustre-ffff918cd3251800.statahead_max=128
100

real	0m0.918s
user	0m0.006s
sys	0m0.142s
'statx -l' 100 files with statahead: 1 sec
statahead total: 124
statahead wrong: 2
agl total: 119
list_total: 26
fname_total: 81
hit_total: 1471
miss_total: 1444
swrong=2 ewrong=2
 - open/close 755 (time 1788840936.92 total 10.01 last 75.43)
total: 900 open/close in 12.10 seconds: 74.37 ops/second
llite.lustre-ffff918cd3251800.statahead_max=0
1000

real	0m19.872s
user	0m0.084s
sys	0m2.615s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff918cd3251800.statahead_max=128
llite.lustre-ffff918cd3251800.statahead_max=128
1000

real	0m5.949s
user	0m0.069s
sys	0m1.209s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 125
statahead wrong: 2
agl total: 120
list_total: 27
fname_total: 81
hit_total: 2470
miss_total: 1444
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 22 seconds
llite.lustre-ffff918cd3251800.statahead_stats=
statahead total: 125
statahead wrong: 2
agl total: 120
list_total: 27
fname_total: 81
hit_total: 2470
miss_total: 1444
mdc.lustre-MDT0000-mdc-ffff918cd3251800.batch_stats=
snapshot_time:            1788840998.157326156 secs.nsecs
start_time:               1788840914.869357776 secs.nsecs
elapsed_time:             83.287968380 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  18  18
2:		         5  10  29
4:		         4   8  37
8:		        10  20  58
16:		         3   6  64
32:		         2   4  68
64:		        15  31 100
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