== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 17:25:24 (1717017924)
llite.lustre-ffff88012c48b800.statahead_max=1024
llite.lustre-ffff88012c48b800.statahead_batch_max=32
llite.lustre-ffff88012c48b800.statahead_min=64
llite.lustre-ffff88012c48b800.enable_statahead_fname=1
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity.%06d 1000
- ls /mnt/lustre/d123i.sanity/* > /dev/null
total: 1000 create in 2.85 seconds: 351.21 ops/second
llite.lustre-ffff88012c48b800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88012c48b800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012c48b800.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1717017931.326007101 secs.nsecs
start_time:               1717017929.811994312 secs.nsecs
elapsed_time:             1.514012789 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         3   3   6
4:		         8  10  16
8:		         4   5  21
16:		         2   2  23
32:		        61  76 100
snapshot_time:            1717017931.326916571 secs.nsecs
start_time:               1717017929.812114914 secs.nsecs
elapsed_time:             1.514801657 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 2
snapshot_time:            1717017962.156734253 secs.nsecs
start_time:               1717017929.811994312 secs.nsecs
elapsed_time:             32.344739941 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         3   3   7
4:		         8   9  17
8:		         4   4  22
16:		         2   2  24
32:		        61  75 100
snapshot_time:            1717017962.158901945 secs.nsecs
start_time:               1717017929.812114914 secs.nsecs
elapsed_time:             32.346787031 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity 1000
- aheadmany -c stat -N -s 0 -e 1000 -b f123i.sanity -d /mnt/lustre/d123i.sanity
total: 1000 create in 3.01 seconds: 332.78 ops/second
llite.lustre-ffff88012c48b800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88012c48b800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012c48b800.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1717017968.071356774 secs.nsecs
start_time:               1717017967.088529232 secs.nsecs
elapsed_time:             0.982827542 secs.nsecs
subreqs per batch   batches   % cum %
1:		        35  31  31
2:		         2   1  33
4:		         2   1  35
8:		         5   4  39
16:		         9   8  47
32:		        58  52 100
snapshot_time:            1717017968.071480499 secs.nsecs
start_time:               1717017967.089969028 secs.nsecs
elapsed_time:             0.981511471 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1717017998.741098598 secs.nsecs
start_time:               1717017967.088529232 secs.nsecs
elapsed_time:             31.652569366 secs.nsecs
subreqs per batch   batches   % cum %
1:		        36  32  32
2:		         2   1  33
4:		         2   1  35
8:		         5   4  40
16:		         9   8  48
32:		        58  51 100
snapshot_time:            1717017998.741470630 secs.nsecs
start_time:               1717017967.089969028 secs.nsecs
elapsed_time:             31.651501602 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1717018001 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1717018005 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
llite.lustre-ffff88012c48b800.enable_statahead_fname=0
llite.lustre-ffff88012c48b800.statahead_min=8
llite.lustre-ffff88012c48b800.statahead_batch_max=64
llite.lustre-ffff88012c48b800.statahead_max=128