== sanity test 123ab: verify statahead work by using statx ========================================================== 14:51:04 (1788807064)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8d1d91ffd000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d1d91ffd000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.63 seconds: 61.28 ops/second
llite.lustre-ffff8d1d91ffd000.statahead_max=0
100

real	0m1.482s
user	0m0.011s
sys	0m0.265s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8d1d91ffd000.statahead_max=128
llite.lustre-ffff8d1d91ffd000.statahead_max=128
100

real	0m0.546s
user	0m0.006s
sys	0m0.141s
'statx -l' 100 files with statahead: 1 sec
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 26
fname_total: 93
hit_total: 1723
miss_total: 1548
swrong=2 ewrong=2
total: 900 open/close in 6.25 seconds: 144.01 ops/second
llite.lustre-ffff8d1d91ffd000.statahead_max=0
1000

real	0m12.604s
user	0m0.071s
sys	0m2.537s
'statx -l' 1000 files without statahead: 12 sec
llite.lustre-ffff8d1d91ffd000.statahead_max=128
llite.lustre-ffff8d1d91ffd000.statahead_max=128
1000

real	0m3.240s
user	0m0.037s
sys	0m1.476s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 120
statahead wrong: 2
agl total: 117
list_total: 27
fname_total: 93
hit_total: 2722
miss_total: 1548
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 10 seconds
llite.lustre-ffff8d1d91ffd000.statahead_stats=
statahead total: 120
statahead wrong: 2
agl total: 117
list_total: 27
fname_total: 93
hit_total: 2722
miss_total: 1548
mdc.lustre-MDT0000-mdc-ffff8d1d91ffd000.batch_stats=
snapshot_time:            1788807111.057643470 secs.nsecs
start_time:               1788807066.960033927 secs.nsecs
elapsed_time:             44.097609543 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         0   0  13
4:		         2   9  22
8:		         2   9  31
16:		         1   4  36
32:		         3  13  50
64:		        11  50 100
mdc.lustre-MDT0001-mdc-ffff8d1d91ffd000.batch_stats=
snapshot_time:            1788807111.057818090 secs.nsecs
start_time:               1788807066.960184826 secs.nsecs
elapsed_time:             44.097633264 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2  10  10
2:		         1   5  15
4:		         1   5  21
8:		         2  10  31
16:		         0   0  31
32:		         8  42  73
64:		         5  26 100
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