== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 08:20:31 (1786537231)
llite.lustre-ffff8a4c1cc87800.statahead_max=1024
llite.lustre-ffff8a4c1cc87800.statahead_batch_max=32
llite.lustre-ffff8a4c1cc87800.statahead_min=64
llite.lustre-ffff8a4c1cc87800.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 1.06 seconds: 946.51 ops/second
llite.lustre-ffff8a4c1cc87800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a4c1cc87800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a4c1cc87800.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:            1786537237.357360180 secs.nsecs
start_time:               1786537235.235793292 secs.nsecs
elapsed_time:             2.121566888 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         1   1   2
4:		        20  23  25
8:		         4   4  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1786537237.357408257 secs.nsecs
start_time:               1786537235.235874620 secs.nsecs
elapsed_time:             2.121533637 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:            1786537268.508619295 secs.nsecs
start_time:               1786537235.235793292 secs.nsecs
elapsed_time:             33.272826003 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		        20  22  26
8:		         4   4  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1786537268.508695287 secs.nsecs
start_time:               1786537235.235874620 secs.nsecs
elapsed_time:             33.272820667 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 0.89 seconds: 1128.94 ops/second
llite.lustre-ffff8a4c1cc87800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a4c1cc87800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a4c1cc87800.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:            1786537273.464113650 secs.nsecs
start_time:               1786537270.905979725 secs.nsecs
elapsed_time:             2.558133925 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        43  31  31
2:		        10   7  38
4:		         7   5  44
8:		        16  11  55
16:		         5   3  59
32:		        55  40 100
snapshot_time:            1786537273.464151931 secs.nsecs
start_time:               1786537270.906067966 secs.nsecs
elapsed_time:             2.558083965 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:            1786537304.738707529 secs.nsecs
start_time:               1786537270.905979725 secs.nsecs
elapsed_time:             33.832727804 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        44  32  32
2:		        10   7  39
4:		         7   5  44
8:		        16  11  56
16:		         5   3  59
32:		        55  40 100
snapshot_time:            1786537304.738761954 secs.nsecs
start_time:               1786537270.906067966 secs.nsecs
elapsed_time:             33.832693988 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786537307 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1786537309 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff8a4c1cc87800.enable_statahead_fname=1
llite.lustre-ffff8a4c1cc87800.statahead_min=8
llite.lustre-ffff8a4c1cc87800.statahead_batch_max=64
llite.lustre-ffff8a4c1cc87800.statahead_max=128