== sanity test 123ab: verify statahead work by using statx ========================================================== 10:39:40 (1761143980)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff987acb9ff000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff987acb9ff000.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.89 seconds: 112.90 ops/second
llite.lustre-ffff987acb9ff000.statahead_max=0
100

real	0m0.557s
user	0m0.002s
sys	0m0.190s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff987acb9ff000.statahead_max=128
128
100

real	0m0.449s
user	0m0.005s
sys	0m0.227s
statx -l 100 files with statahead: 0 sec
statahead total: 67
statahead wrong: 1
agl total: 65
list_total: 23
fname_total: 44
hit_total: 11411
miss_total: 209
total: 900 open/close in 2.01 seconds: 448.23 ops/second
llite.lustre-ffff987acb9ff000.statahead_max=0
1000

real	0m6.049s
user	0m0.035s
sys	0m2.070s
statx -l 1000 files without statahead: 6 sec
llite.lustre-ffff987acb9ff000.statahead_max=128
128
1000

real	0m2.689s
user	0m0.030s
sys	0m1.489s
statx -l 1000 files with statahead: 3 sec
statahead total: 68
statahead wrong: 1
agl total: 66
list_total: 24
fname_total: 44
hit_total: 12410
miss_total: 209
 - open/close 4668 (time 1761144009.45 total 10.00 last 466.68)
total: 9000 open/close in 19.72 seconds: 456.33 ops/second
llite.lustre-ffff987acb9ff000.statahead_max=0
10000

real	0m54.552s
user	0m0.282s
sys	0m17.610s
statx -l 10000 files without statahead: 54 sec
llite.lustre-ffff987acb9ff000.statahead_max=128
128
10000

real	0m26.271s
user	0m0.225s
sys	0m14.506s
statx -l 10000 files with statahead: 26 sec
statahead total: 69
statahead wrong: 1
agl total: 67
list_total: 25
fname_total: 44
hit_total: 22409
miss_total: 209
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 62 seconds
llite.lustre-ffff987acb9ff000.statahead_stats=
statahead total: 69
statahead wrong: 1
agl total: 67
list_total: 25
fname_total: 44
hit_total: 22409
miss_total: 209
mdc.lustre-MDT0000-mdc-ffff987acb9ff000.batch_stats=
snapshot_time:            1761144171.820681433 secs.nsecs
start_time:               1761143981.769427024 secs.nsecs
elapsed_time:             190.051254409 secs.nsecs
subreqs per batch   batches   % cum %
1:		       124  42  42
2:		        10   3  45
4:		         5   1  47
8:		         5   1  48
16:		         2   0  49
32:		        35  11  61
64:		       114  38 100
mdc.lustre-MDT0001-mdc-ffff987acb9ff000.batch_stats=
snapshot_time:            1761144171.820967633 secs.nsecs
start_time:               1761143981.769486739 secs.nsecs
elapsed_time:             190.051480894 secs.nsecs
subreqs per batch   batches   % cum %
1:		       137  45  45
2:		        12   3  49
4:		         3   0  50
8:		         1   0  50
16:		         2   0  51
32:		        38  12  63
64:		       110  36 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536