== sanity test 123ab: verify statahead work by using statx ========================================================== 12:09:06 (1790957346)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff94cf42c08800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff94cf42c08800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.68 seconds: 59.47 ops/second
llite.lustre-ffff94cf42c08800.statahead_max=0
100

real	0m1.473s
user	0m0.007s
sys	0m0.283s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff94cf42c08800.statahead_max=128
llite.lustre-ffff94cf42c08800.statahead_max=128
100

real	0m0.561s
user	0m0.009s
sys	0m0.168s
'statx -l' 100 files with statahead: 0 sec
statahead total: 98
statahead wrong: 2
agl total: 95
list_total: 28
fname_total: 64
hit_total: 2401
miss_total: 1287
swrong=2 ewrong=2
total: 900 open/close in 7.94 seconds: 113.35 ops/second
llite.lustre-ffff94cf42c08800.statahead_max=0
1000

real	0m14.992s
user	0m0.084s
sys	0m2.683s
'statx -l' 1000 files without statahead: 15 sec
llite.lustre-ffff94cf42c08800.statahead_max=128
llite.lustre-ffff94cf42c08800.statahead_max=128
1000

real	0m3.300s
user	0m0.054s
sys	0m1.374s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 99
statahead wrong: 2
agl total: 96
list_total: 29
fname_total: 64
hit_total: 3400
miss_total: 1287
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 12 seconds
llite.lustre-ffff94cf42c08800.statahead_stats=
statahead total: 99
statahead wrong: 2
agl total: 96
list_total: 29
fname_total: 64
hit_total: 3400
miss_total: 1287
mdc.lustre-MDT0000-mdc-ffff94cf42c08800.batch_stats=
snapshot_time:            1790957400.716713624 secs.nsecs
start_time:               1790957348.540612068 secs.nsecs
elapsed_time:             52.176101556 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  17  17
2:		         2   6  24
4:		         1   3  27
8:		         5  17  44
16:		         1   3  48
32:		         2   6  55
64:		        13  44 100
mdc.lustre-MDT0001-mdc-ffff94cf42c08800.batch_stats=
snapshot_time:            1790957400.716778722 secs.nsecs
start_time:               1790957348.540711004 secs.nsecs
elapsed_time:             52.176067718 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2  10  10
2:		         2  10  20
4:		         2  10  30
8:		         0   0  30
16:		         1   5  35
32:		         5  25  60
64:		         8  40 100
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