== sanity test 123aa: verify statahead work ============== 03:25:03 (1713079503)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88012aaf4800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012aaf4800.batch_stats=0
striped dir -i1 -c2 -H all_char /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.59 seconds: 169.32 ops/second
llite.lustre-ffff88012aaf4800.statahead_max=0
101

real	0m0.587s
user	0m0.002s
sys	0m0.205s
ls -l 100 files without statahead: 0 sec
llite.lustre-ffff88012aaf4800.statahead_max=128
128
101

real	0m0.311s
user	0m0.006s
sys	0m0.114s
ls -l 100 files with statahead: 0 sec
statahead total: 27
statahead wrong: 0
agl total: 27
list_total: 27
fname_total: 0
hit_total: 296
miss_total: 137
total: 900 open/close in 2.05 seconds: 438.31 ops/second
llite.lustre-ffff88012aaf4800.statahead_max=0
1001

real	0m5.173s
user	0m0.033s
sys	0m1.793s
ls -l 1000 files without statahead: 5 sec
llite.lustre-ffff88012aaf4800.statahead_max=128
128
1001

real	0m0.893s
user	0m0.023s
sys	0m0.734s
ls -l 1000 files with statahead: 0 sec
statahead total: 28
statahead wrong: 0
agl total: 28
list_total: 28
fname_total: 0
hit_total: 1295
miss_total: 138
 - open/close 2589 (time 1713079528.25 total 10.00 last 258.89)
 - open/close 5296 (time 1713079538.25 total 20.00 last 270.60)
 - open/close 8333 (time 1713079548.25 total 30.01 last 303.59)
total: 9000 open/close in 32.05 seconds: 280.83 ops/second
llite.lustre-ffff88012aaf4800.statahead_max=0
10001

real	1m14.036s
user	0m0.266s
sys	0m25.242s
ls -l 10000 files without statahead: 74 sec
llite.lustre-ffff88012aaf4800.statahead_max=128
128
10001

real	0m7.704s
user	0m0.197s
sys	0m6.841s
ls -l 10000 files with statahead: 8 sec
statahead total: 29
statahead wrong: 0
agl total: 29
list_total: 29
fname_total: 0
hit_total: 11294
miss_total: 139
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 48 seconds
rm done
statahead total: 29
statahead wrong: 0
agl total: 29
list_total: 29
fname_total: 0
hit_total: 11294
miss_total: 139
mdc.lustre-MDT0000-mdc-ffff88012aaf4800.batch_stats=
snapshot_time:            1713079685.564881569 secs.nsecs
start_time:               1713079504.639800946 secs.nsecs
elapsed_time:             180.925080623 secs.nsecs
subreqs per batch   batches   % cum %
1:		        25  13  13
2:		         1   0  13
4:		         2   1  14
8:		         4   2  16
16:		         2   1  17
32:		        44  23  40
64:		       113  59 100
mdc.lustre-MDT0001-mdc-ffff88012aaf4800.batch_stats=
snapshot_time:            1713079685.565001479 secs.nsecs
start_time:               1713079504.639901319 secs.nsecs
elapsed_time:             180.925100160 secs.nsecs
subreqs per batch   batches   % cum %
1:		        18   9   9
2:		         0   0   9
4:		         4   2  11
8:		         4   2  14
16:		         0   0  14
32:		        52  28  42
64:		       106  57 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536