== sanity test 123aa: verify statahead work ============== 02:43:56 (1761288236)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9d07609f4000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d07609f4000.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.41 seconds: 41.56 ops/second
llite.lustre-ffff9d07609f4000.statahead_max=0
101

real	0m2.177s
user	0m0.006s
sys	0m0.328s
ls -l 100 files without statahead: 3 sec
llite.lustre-ffff9d07609f4000.statahead_max=128
128
101

real	0m0.613s
user	0m0.004s
sys	0m0.167s
ls -l 100 files with statahead: 1 sec
statahead total: 101
statahead wrong: 2
agl total: 98
list_total: 25
fname_total: 76
hit_total: 479
miss_total: 1169
 - open/close 728 (time 1761288260.26 total 10.01 last 72.71)
total: 900 open/close in 12.44 seconds: 72.33 ops/second
llite.lustre-ffff9d07609f4000.statahead_max=0
1001

real	0m18.851s
user	0m0.035s
sys	0m2.929s
ls -l 1000 files without statahead: 19 sec
llite.lustre-ffff9d07609f4000.statahead_max=128
128
1001

real	0m4.349s
user	0m0.030s
sys	0m1.650s
ls -l 1000 files with statahead: 4 sec
statahead total: 102
statahead wrong: 2
agl total: 99
list_total: 26
fname_total: 76
hit_total: 1478
miss_total: 1170
 - open/close 746 (time 1761288303.18 total 10.00 last 74.58)
total: 1000 open/close in 13.20 seconds: 75.77 ops/second
llite.lustre-ffff9d07609f4000.statahead_max=0
2001

real	0m35.578s
user	0m0.083s
sys	0m6.274s
ls -l 2000 files without statahead: 36 sec
llite.lustre-ffff9d07609f4000.statahead_max=128
128
2001

real	0m7.533s
user	0m0.054s
sys	0m2.970s
ls -l 2000 files with statahead: 7 sec
statahead total: 103
statahead wrong: 2
agl total: 100
list_total: 27
fname_total: 76
hit_total: 3477
miss_total: 1171
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 31 seconds
llite.lustre-ffff9d07609f4000.statahead_stats=
statahead total: 103
statahead wrong: 2
agl total: 100
list_total: 27
fname_total: 76
hit_total: 3477
miss_total: 1171
mdc.lustre-MDT0000-mdc-ffff9d07609f4000.batch_stats=
snapshot_time:            1761288391.544423006 secs.nsecs
start_time:               1761288240.027104674 secs.nsecs
elapsed_time:             151.517318332 secs.nsecs
subreqs per batch   batches   % cum %
1:		        14  21  21
2:		         6   9  30
4:		         3   4  34
8:		         3   4  39
16:		         0   0  39
32:		        22  33  72
64:		        18  27 100
mdc.lustre-MDT0001-mdc-ffff9d07609f4000.batch_stats=
snapshot_time:            1761288391.544498844 secs.nsecs
start_time:               1761288240.027197069 secs.nsecs
elapsed_time:             151.517301775 secs.nsecs
subreqs per batch   batches   % cum %
1:		        16  23  23
2:		         2   2  26
4:		         2   2  28
8:		         4   5  34
16:		         3   4  39
32:		         6   8  47
64:		        36  52 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536