== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:35:55 (1768134955)
llite.lustre-ffff90ab44c4b000.statahead_max=1024
llite.lustre-ffff90ab44c4b000.statahead_batch_max=32
llite.lustre-ffff90ab44c4b000.statahead_min=64
llite.lustre-ffff90ab44c4b000.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 2.49 seconds: 401.75 ops/second
llite.lustre-ffff90ab44c4b000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff90ab44c4b000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff90ab44c4b000.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: 0
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1768134964.117298513 secs.nsecs
start_time:               1768134960.829810189 secs.nsecs
elapsed_time:             3.287488324 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
2:		         0   0   0
4:		        21  25  25
8:		         0   0  25
16:		         3   3  28
32:		        59  71 100
snapshot_time:            1768134964.117330966 secs.nsecs
start_time:               1768134960.829903229 secs.nsecs
elapsed_time:             3.287427737 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1768134994.909757833 secs.nsecs
start_time:               1768134960.829810189 secs.nsecs
elapsed_time:             34.079947644 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         0   0   1
4:		        21  25  26
8:		         0   0  26
16:		         3   3  29
32:		        59  70 100
snapshot_time:            1768134994.909842636 secs.nsecs
start_time:               1768134960.829903229 secs.nsecs
elapsed_time:             34.079939407 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 2.47 seconds: 404.10 ops/second
llite.lustre-ffff90ab44c4b000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff90ab44c4b000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff90ab44c4b000.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:            1768135002.810272373 secs.nsecs
start_time:               1768135000.004605988 secs.nsecs
elapsed_time:             2.805666385 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  10  10
2:		         0   0  10
4:		         3   3  14
8:		        18  19  34
16:		         2   2  36
32:		        58  63 100
snapshot_time:            1768135002.810308466 secs.nsecs
start_time:               1768135000.004698518 secs.nsecs
elapsed_time:             2.805609948 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:            1768135033.636137462 secs.nsecs
start_time:               1768135000.004605988 secs.nsecs
elapsed_time:             33.631531474 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  11  11
2:		         0   0  11
4:		         3   3  15
8:		        18  19  34
16:		         2   2  36
32:		        58  63 100
snapshot_time:            1768135033.636219112 secs.nsecs
start_time:               1768135000.004698518 secs.nsecs
elapsed_time:             33.631520594 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1768135037 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1768135042 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff90ab44c4b000.enable_statahead_fname=1
llite.lustre-ffff90ab44c4b000.statahead_min=8
llite.lustre-ffff90ab44c4b000.statahead_batch_max=64
llite.lustre-ffff90ab44c4b000.statahead_max=128