== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:33:51 (1775878431)
llite.lustre-ffffa0f86d245000.statahead_max=1024
llite.lustre-ffffa0f86d245000.statahead_batch_max=32
llite.lustre-ffffa0f86d245000.statahead_min=64
llite.lustre-ffffa0f86d245000.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 2.71 seconds: 369.17 ops/second
llite.lustre-ffffa0f86d245000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0f86d245000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0f86d245000.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:            1775878438.543906596 secs.nsecs
start_time:               1775878436.445240384 secs.nsecs
elapsed_time:             2.098666212 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   6   6
2:		         3   3  10
4:		         9  10  20
8:		        10  11  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1775878438.543972813 secs.nsecs
start_time:               1775878436.445317794 secs.nsecs
elapsed_time:             2.098655019 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1775878469.429169093 secs.nsecs
start_time:               1775878436.445240384 secs.nsecs
elapsed_time:             32.983928709 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   7   7
2:		         3   3  11
4:		         9  10  21
8:		        10  11  32
16:		         0   0  32
32:		        60  67 100
snapshot_time:            1775878469.429238006 secs.nsecs
start_time:               1775878436.445317794 secs.nsecs
elapsed_time:             32.983920212 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 3.36 seconds: 297.92 ops/second
llite.lustre-ffffa0f86d245000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0f86d245000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0f86d245000.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:            1775878477.186471559 secs.nsecs
start_time:               1775878475.271544941 secs.nsecs
elapsed_time:             1.914926618 secs.nsecs
subreqs per batch   batches   % cum %
1:		        26  25  25
2:		         2   1  26
4:		         2   1  28
8:		         7   6  35
16:		         8   7  43
32:		        59  56 100
snapshot_time:            1775878477.186525182 secs.nsecs
start_time:               1775878475.271618960 secs.nsecs
elapsed_time:             1.914906222 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:            1775878507.844682141 secs.nsecs
start_time:               1775878475.271544941 secs.nsecs
elapsed_time:             32.573137200 secs.nsecs
subreqs per batch   batches   % cum %
1:		        27  25  25
2:		         2   1  27
4:		         2   1  29
8:		         7   6  36
16:		         8   7  43
32:		        59  56 100
snapshot_time:            1775878507.844737603 secs.nsecs
start_time:               1775878475.271618960 secs.nsecs
elapsed_time:             32.573118643 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1775878511 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
 - unlinked 0 (time 1775878516 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
llite.lustre-ffffa0f86d245000.enable_statahead_fname=1
llite.lustre-ffffa0f86d245000.statahead_min=8
llite.lustre-ffffa0f86d245000.statahead_batch_max=64
llite.lustre-ffffa0f86d245000.statahead_max=128