== sanity test 123ab: verify statahead work by using statx ========================================================== 20:51:42 (1781225502)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8dd090f40000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8dd090f40000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.82 seconds: 35.51 ops/second
llite.lustre-ffff8dd090f40000.statahead_max=0
100

real	0m2.203s
user	0m0.009s
sys	0m0.301s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8dd090f40000.statahead_max=128
llite.lustre-ffff8dd090f40000.statahead_max=128
100

real	0m0.888s
user	0m0.015s
sys	0m0.207s
'statx -l' 100 files with statahead: 1 sec
statahead total: 139
statahead wrong: 2
agl total: 135
list_total: 28
fname_total: 105
hit_total: 1473
miss_total: 1478
swrong=2 ewrong=2
 - open/close 715 (time 1781225530.20 total 10.02 last 71.37)
total: 900 open/close in 13.30 seconds: 67.67 ops/second
llite.lustre-ffff8dd090f40000.statahead_max=0
1000

real	0m26.937s
user	0m0.109s
sys	0m3.270s
'statx -l' 1000 files without statahead: 27 sec
llite.lustre-ffff8dd090f40000.statahead_max=128
llite.lustre-ffff8dd090f40000.statahead_max=128
1000

real	0m6.587s
user	0m0.063s
sys	0m1.585s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 29
fname_total: 105
hit_total: 2472
miss_total: 1478
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 27 seconds
llite.lustre-ffff8dd090f40000.statahead_stats=
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 29
fname_total: 105
hit_total: 2472
miss_total: 1478
mdc.lustre-MDT0000-mdc-ffff8dd090f40000.batch_stats=
snapshot_time:            1781225607.779524231 secs.nsecs
start_time:               1781225507.228961641 secs.nsecs
elapsed_time:             100.550562590 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6  19  19
2:		         2   6  25
4:		         4  12  38
8:		         1   3  41
16:		         2   6  48
32:		         5  16  64
64:		        11  35 100
mdc.lustre-MDT0001-mdc-ffff8dd090f40000.batch_stats=
snapshot_time:            1781225607.779632096 secs.nsecs
start_time:               1781225507.229096121 secs.nsecs
elapsed_time:             100.550535975 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8  29  29
2:		         1   3  33
4:		         3  11  44
8:		         2   7  51
16:		         0   0  51
32:		         7  25  77
64:		         6  22 100
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