== sanity test 123ab: verify statahead work by using statx ========================================================== 22:58:55 (1772423935)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.batch_stats=0
total: 100 open/close in 0.74 seconds: 135.86 ops/second
llite.lustre-ffff9cdf061dc800.statahead_max=0
100

real	0m0.638s
user	0m0.008s
sys	0m0.242s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff9cdf061dc800.statahead_max=128
128
100

real	0m0.375s
user	0m0.002s
sys	0m0.203s
statx -l 100 files with statahead: 1 sec
statahead total: 49
statahead wrong: 1
agl total: 48
list_total: 21
fname_total: 28
hit_total: 11728
miss_total: 201
total: 900 open/close in 2.05 seconds: 439.82 ops/second
llite.lustre-ffff9cdf061dc800.statahead_max=0
1000

real	0m6.390s
user	0m0.067s
sys	0m2.367s
statx -l 1000 files without statahead: 6 sec
llite.lustre-ffff9cdf061dc800.statahead_max=128
128
1000

real	0m2.949s
user	0m0.025s
sys	0m2.125s
statx -l 1000 files with statahead: 3 sec
statahead total: 50
statahead wrong: 1
agl total: 49
list_total: 22
fname_total: 28
hit_total: 12727
miss_total: 201
 - open/close 4400 (time 1772423965.26 total 10.00 last 439.88)
 - open/close 8844 (time 1772423975.26 total 20.00 last 444.37)
total: 9000 open/close in 20.35 seconds: 442.21 ops/second
llite.lustre-ffff9cdf061dc800.statahead_max=0
10000

real	0m58.887s
user	0m0.405s
sys	0m21.518s
statx -l 10000 files without statahead: 59 sec
llite.lustre-ffff9cdf061dc800.statahead_max=128
128
10000

real	0m27.720s
user	0m0.280s
sys	0m21.028s
statx -l 10000 files with statahead: 28 sec
statahead total: 51
statahead wrong: 1
agl total: 50
list_total: 23
fname_total: 28
hit_total: 22726
miss_total: 201
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 63 seconds
llite.lustre-ffff9cdf061dc800.statahead_stats=
statahead total: 51
statahead wrong: 1
agl total: 50
list_total: 23
fname_total: 28
hit_total: 22726
miss_total: 201
mdc.lustre-MDT0000-mdc-ffff9cdf061dc800.batch_stats=
snapshot_time:            1772424138.108877015 secs.nsecs
start_time:               1772423936.689375815 secs.nsecs
elapsed_time:             201.419501200 secs.nsecs
subreqs per batch   batches   % cum %
1:		       477  51  51
2:		        96  10  62
4:		        76   8  70
8:		       116  12  82
16:		         9   0  83
32:		         1   0  84
64:		       147  15 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536