== sanity test 123ab: verify statahead work by using statx ========================================================== 07:16:23 (1787397383)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff93180c75a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93180c75a800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.54 seconds: 39.37 ops/second
llite.lustre-ffff93180c75a800.statahead_max=0
100

real	0m2.533s
user	0m0.008s
sys	0m0.327s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff93180c75a800.statahead_max=128
llite.lustre-ffff93180c75a800.statahead_max=128
100

real	0m0.809s
user	0m0.006s
sys	0m0.184s
'statx -l' 100 files with statahead: 1 sec
statahead total: 128
statahead wrong: 2
agl total: 124
list_total: 27
fname_total: 86
hit_total: 1743
miss_total: 1462
swrong=2 ewrong=2
 - open/close 756 (time 1787397410.28 total 10.00 last 75.60)
total: 900 open/close in 12.23 seconds: 73.59 ops/second
llite.lustre-ffff93180c75a800.statahead_max=0
1000

real	0m23.167s
user	0m0.111s
sys	0m3.470s
'statx -l' 1000 files without statahead: 24 sec
llite.lustre-ffff93180c75a800.statahead_max=128
llite.lustre-ffff93180c75a800.statahead_max=128
1000

real	0m6.946s
user	0m0.077s
sys	0m1.593s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 129
statahead wrong: 2
agl total: 125
list_total: 28
fname_total: 86
hit_total: 2742
miss_total: 1462
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 22 seconds
llite.lustre-ffff93180c75a800.statahead_stats=
statahead total: 129
statahead wrong: 2
agl total: 125
list_total: 28
fname_total: 86
hit_total: 2742
miss_total: 1462
mdc.lustre-MDT0000-mdc-ffff93180c75a800.batch_stats=
snapshot_time:            1787397478.148840865 secs.nsecs
start_time:               1787397387.904864462 secs.nsecs
elapsed_time:             90.243976403 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         1   4  12
4:		         2   8  20
8:		         3  12  33
16:		         2   8  41
32:		         1   4  45
64:		        13  54 100
mdc.lustre-MDT0001-mdc-ffff93180c75a800.batch_stats=
snapshot_time:            1787397478.148970065 secs.nsecs
start_time:               1787397387.904951832 secs.nsecs
elapsed_time:             90.244018233 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  21  21
2:		         2   8  30
4:		         2   8  39
8:		         0   0  39
16:		         1   4  43
32:		         8  34  78
64:		         5  21 100
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