== sanity test 123ab: verify statahead work by using statx ========================================================== 21:08:25 (1763345305)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8b99c9efe000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b99c9efe000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.03 seconds: 49.18 ops/second
llite.lustre-ffff8b99c9efe000.statahead_max=0
100

real	0m1.875s
user	0m0.011s
sys	0m0.284s
statx -l 100 files without statahead: 2 sec
llite.lustre-ffff8b99c9efe000.statahead_max=128
128
100

real	0m0.502s
user	0m0.006s
sys	0m0.164s
statx -l 100 files with statahead: 1 sec
statahead total: 124
statahead wrong: 1
agl total: 121
list_total: 28
fname_total: 82
hit_total: 3615
miss_total: 265
 - open/close 859 (time 1763345328.08 total 10.00 last 85.87)
total: 900 open/close in 10.62 seconds: 84.72 ops/second
llite.lustre-ffff8b99c9efe000.statahead_max=0
1000

real	0m20.365s
user	0m0.086s
sys	0m2.897s
statx -l 1000 files without statahead: 20 sec
llite.lustre-ffff8b99c9efe000.statahead_max=128
128
1000

real	0m4.786s
user	0m0.058s
sys	0m1.190s
statx -l 1000 files with statahead: 5 sec
statahead total: 125
statahead wrong: 1
agl total: 122
list_total: 29
fname_total: 82
hit_total: 4614
miss_total: 265
 - open/close 826 (time 1763345373.32 total 10.00 last 82.58)
total: 1000 open/close in 12.39 seconds: 80.71 ops/second
llite.lustre-ffff8b99c9efe000.statahead_max=0
2000

real	0m38.208s
user	0m0.170s
sys	0m5.599s
statx -l 2000 files without statahead: 38 sec
llite.lustre-ffff8b99c9efe000.statahead_max=128
128
2000

real	0m7.728s
user	0m0.099s
sys	0m2.514s
statx -l 2000 files with statahead: 7 sec
statahead total: 126
statahead wrong: 1
agl total: 123
list_total: 30
fname_total: 82
hit_total: 6613
miss_total: 265
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 30 seconds
llite.lustre-ffff8b99c9efe000.statahead_stats=
statahead total: 126
statahead wrong: 1
agl total: 123
list_total: 30
fname_total: 82
hit_total: 6613
miss_total: 265
mdc.lustre-MDT0000-mdc-ffff8b99c9efe000.batch_stats=
snapshot_time:            1763345463.153148763 secs.nsecs
start_time:               1763345309.393743251 secs.nsecs
elapsed_time:             153.759405512 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9  14  14
2:		         3   4  19
4:		         3   4  23
8:		         4   6  30
16:		         1   1  31
32:		        16  25  57
64:		        27  42 100
mdc.lustre-MDT0001-mdc-ffff8b99c9efe000.batch_stats=
snapshot_time:            1763345463.153205440 secs.nsecs
start_time:               1763345309.393824050 secs.nsecs
elapsed_time:             153.759381390 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   5   5
2:		         2   3   8
4:		         5   8  17
8:		         3   5  22
16:		         1   1  24
32:		        18  31  55
64:		        26  44 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536