== sanity test 123ab: verify statahead work by using statx ========================================================== 22:21:48 (1787710908)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff99de7f3c8000.batch_stats=0
total: 100 open/close in 2.60 seconds: 38.46 ops/second
llite.lustre-ffff99de7f3c8000.statahead_max=0
100

real	0m2.375s
user	0m0.012s
sys	0m0.286s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff99de7f3c8000.statahead_max=128
llite.lustre-ffff99de7f3c8000.statahead_max=128
100

real	0m0.804s
user	0m0.006s
sys	0m0.134s
'statx -l' 100 files with statahead: 1 sec
statahead total: 125
statahead wrong: 2
agl total: 121
list_total: 26
fname_total: 81
hit_total: 1599
miss_total: 1350
swrong=2 ewrong=2
 - open/close 692 (time 1787710934.37 total 10.01 last 69.15)
total: 900 open/close in 13.45 seconds: 66.91 ops/second
llite.lustre-ffff99de7f3c8000.statahead_max=0
1000

real	0m23.184s
user	0m0.084s
sys	0m2.869s
'statx -l' 1000 files without statahead: 24 sec
llite.lustre-ffff99de7f3c8000.statahead_max=128
llite.lustre-ffff99de7f3c8000.statahead_max=128
1000

real	0m6.694s
user	0m0.060s
sys	0m1.225s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 126
statahead wrong: 2
agl total: 122
list_total: 27
fname_total: 81
hit_total: 2598
miss_total: 1350
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff99de7f3c8000.statahead_stats=
statahead total: 126
statahead wrong: 2
agl total: 122
list_total: 27
fname_total: 81
hit_total: 2598
miss_total: 1350
mdc.lustre-MDT0000-mdc-ffff99de7f3c8000.batch_stats=
snapshot_time:            1787710999.952877083 secs.nsecs
start_time:               1787710912.499276489 secs.nsecs
elapsed_time:             87.453600594 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   7   7
2:		         4  10  18
4:		         4  10  28
8:		         6  15  44
16:		         3   7  52
32:		         2   5  57
64:		        16  42 100
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