== sanity test 123ab: verify statahead work by using statx ========================================================== 00:47:22 (1788842842)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9d1518b2c800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d1518b2c800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.89 seconds: 34.56 ops/second
llite.lustre-ffff9d1518b2c800.statahead_max=0
100

real	0m2.454s
user	0m0.007s
sys	0m0.270s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9d1518b2c800.statahead_max=128
llite.lustre-ffff9d1518b2c800.statahead_max=128
100

real	0m0.715s
user	0m0.005s
sys	0m0.150s
'statx -l' 100 files with statahead: 1 sec
statahead total: 92
statahead wrong: 2
agl total: 89
list_total: 27
fname_total: 65
hit_total: 2113
miss_total: 1280
swrong=2 ewrong=2
 - open/close 833 (time 1788842868.73 total 10.00 last 83.27)
total: 900 open/close in 10.79 seconds: 83.43 ops/second
llite.lustre-ffff9d1518b2c800.statahead_max=0
1000

real	0m22.483s
user	0m0.082s
sys	0m2.675s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff9d1518b2c800.statahead_max=128
llite.lustre-ffff9d1518b2c800.statahead_max=128
1000

real	0m6.033s
user	0m0.060s
sys	0m1.221s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 93
statahead wrong: 2
agl total: 90
list_total: 28
fname_total: 65
hit_total: 3112
miss_total: 1280
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 25 seconds
llite.lustre-ffff9d1518b2c800.statahead_stats=
statahead total: 93
statahead wrong: 2
agl total: 90
list_total: 28
fname_total: 65
hit_total: 3112
miss_total: 1280
mdc.lustre-MDT0000-mdc-ffff9d1518b2c800.batch_stats=
snapshot_time:            1788842935.201437441 secs.nsecs
start_time:               1788842846.701827173 secs.nsecs
elapsed_time:             88.499610268 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         0   0   8
4:		         4  17  26
8:		         2   8  34
16:		         1   4  39
32:		         3  13  52
64:		        11  47 100
mdc.lustre-MDT0001-mdc-ffff9d1518b2c800.batch_stats=
snapshot_time:            1788842935.201706242 secs.nsecs
start_time:               1788842846.701905142 secs.nsecs
elapsed_time:             88.499801100 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         1   4  13
4:		         2   8  21
8:		         2   8  30
16:		         1   4  34
32:		         7  30  65
64:		         8  34 100
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