== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 06:13:17 (1734433997)
llite.lustre-ffff880086f27800.statahead_max=1024
llite.lustre-ffff880086f27800.statahead_batch_max=32
llite.lustre-ffff880086f27800.statahead_min=64
llite.lustre-ffff880086f27800.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 1.69 seconds: 592.27 ops/second
llite.lustre-ffff880086f27800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880086f27800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880086f27800.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:            1734434002.018126013 secs.nsecs
start_time:               1734434001.050336683 secs.nsecs
elapsed_time:             0.967789330 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9   9   9
2:		         3   3  13
4:		        13  14  27
8:		         5   5  32
16:		         1   1  34
32:		        60  65 100
snapshot_time:            1734434002.018364841 secs.nsecs
start_time:               1734434001.051052401 secs.nsecs
elapsed_time:             0.967312440 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: 1
snapshot_time:            1734434033.111057185 secs.nsecs
start_time:               1734434001.050336683 secs.nsecs
elapsed_time:             32.060720502 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  10  10
2:		         3   3  14
4:		        13  14  28
8:		         5   5  33
16:		         1   1  34
32:		        60  65 100
snapshot_time:            1734434033.111194692 secs.nsecs
start_time:               1734434001.051052401 secs.nsecs
elapsed_time:             32.060142291 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 1.30 seconds: 771.61 ops/second
llite.lustre-ffff880086f27800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880086f27800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880086f27800.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:            1734434036.195126134 secs.nsecs
start_time:               1734434035.639339240 secs.nsecs
elapsed_time:             0.555786894 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         0   0   3
4:		         1   1   5
8:		        12  15  20
16:		         5   6  26
32:		        58  73 100
snapshot_time:            1734434036.195276825 secs.nsecs
start_time:               1734434035.639442067 secs.nsecs
elapsed_time:             0.555834758 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: 995
miss_total: 0
snapshot_time:            1734434067.110255527 secs.nsecs
start_time:               1734434035.639339240 secs.nsecs
elapsed_time:             31.470916287 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   5   5
2:		         0   0   5
4:		         1   1   6
8:		        12  15  21
16:		         5   6  27
32:		        58  72 100
snapshot_time:            1734434067.110398327 secs.nsecs
start_time:               1734434035.639442067 secs.nsecs
elapsed_time:             31.470956260 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1734434069 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1734434071 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff880086f27800.enable_statahead_fname=1
llite.lustre-ffff880086f27800.statahead_min=8
llite.lustre-ffff880086f27800.statahead_batch_max=64
llite.lustre-ffff880086f27800.statahead_max=128