== sanity test 123ab: verify statahead work by using statx ========================================================== 03:10:32 (1775200232)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8c6d10583800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c6d10583800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.61 seconds: 38.37 ops/second
llite.lustre-ffff8c6d10583800.statahead_max=0
100

real	0m2.941s
user	0m0.014s
sys	0m0.302s
statx -l 100 files without statahead: 3 sec
llite.lustre-ffff8c6d10583800.statahead_max=128
128
100

real	0m1.470s
user	0m0.011s
sys	0m0.174s
statx -l 100 files with statahead: 2 sec
statahead total: 137
statahead wrong: 2
agl total: 133
list_total: 27
fname_total: 107
hit_total: 1675
miss_total: 1732
 - open/close 643 (time 1775200263.88 total 10.00 last 64.27)
total: 900 open/close in 13.89 seconds: 64.81 ops/second
llite.lustre-ffff8c6d10583800.statahead_max=0
1000

real	0m24.874s
user	0m0.084s
sys	0m2.862s
statx -l 1000 files without statahead: 25 sec
llite.lustre-ffff8c6d10583800.statahead_max=128
128
1000

real	0m6.268s
user	0m0.064s
sys	0m1.424s
statx -l 1000 files with statahead: 6 sec
statahead total: 138
statahead wrong: 2
agl total: 134
list_total: 28
fname_total: 107
hit_total: 2674
miss_total: 1732
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff8c6d10583800.statahead_stats=
statahead total: 138
statahead wrong: 2
agl total: 134
list_total: 28
fname_total: 107
hit_total: 2674
miss_total: 1732
mdc.lustre-MDT0000-mdc-ffff8c6d10583800.batch_stats=
snapshot_time:            1775200330.650329014 secs.nsecs
start_time:               1775200237.618795029 secs.nsecs
elapsed_time:             93.031533985 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9  29  29
2:		         1   3  32
4:		         3   9  41
8:		         2   6  48
16:		         2   6  54
32:		         2   6  61
64:		        12  38 100
mdc.lustre-MDT0001-mdc-ffff8c6d10583800.batch_stats=
snapshot_time:            1775200330.650434939 secs.nsecs
start_time:               1775200237.618881262 secs.nsecs
elapsed_time:             93.031553677 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4  16  16
2:		         3  12  28
4:		         4  16  44
8:		         1   4  48
16:		         0   0  48
32:		         7  28  76
64:		         6  24 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536