== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:03:42 (1787879022)
llite.lustre-ffff95fe870ff000.statahead_max=1024
llite.lustre-ffff95fe870ff000.statahead_batch_max=32
llite.lustre-ffff95fe870ff000.statahead_min=64
llite.lustre-ffff95fe870ff000.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 7.37 seconds: 135.76 ops/second
llite.lustre-ffff95fe870ff000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff95fe870ff000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95fe870ff000.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:            1787879042.289986846 secs.nsecs
start_time:               1787879036.619395649 secs.nsecs
elapsed_time:             5.670591197 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         7   8   9
4:		         9  10  20
8:		         3   3  24
16:		         1   1  25
32:		        61  74 100
snapshot_time:            1787879042.290094619 secs.nsecs
start_time:               1787879036.619471629 secs.nsecs
elapsed_time:             5.670622990 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1787879073.211575656 secs.nsecs
start_time:               1787879036.619395649 secs.nsecs
elapsed_time:             36.592180007 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         7   8  10
4:		         9  10  21
8:		         3   3  25
16:		         1   1  26
32:		        61  73 100
snapshot_time:            1787879073.211644997 secs.nsecs
start_time:               1787879036.619471629 secs.nsecs
elapsed_time:             36.592173368 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 6.50 seconds: 153.78 ops/second
llite.lustre-ffff95fe870ff000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff95fe870ff000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95fe870ff000.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:            1787879088.780739957 secs.nsecs
start_time:               1787879084.965455173 secs.nsecs
elapsed_time:             3.815284784 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   6
4:		         5   6  12
8:		         7   8  20
16:		         3   3  24
32:		        61  75 100
snapshot_time:            1787879088.780808237 secs.nsecs
start_time:               1787879084.965575632 secs.nsecs
elapsed_time:             3.815232605 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:            1787879120.190358242 secs.nsecs
start_time:               1787879084.965455173 secs.nsecs
elapsed_time:             35.224903069 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         1   1   7
4:		         5   6  13
8:		         7   8  21
16:		         3   3  25
32:		        61  74 100
snapshot_time:            1787879120.190489111 secs.nsecs
start_time:               1787879084.965575632 secs.nsecs
elapsed_time:             35.224913479 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787879129 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787879139 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff95fe870ff000.enable_statahead_fname=1
llite.lustre-ffff95fe870ff000.statahead_min=8
llite.lustre-ffff95fe870ff000.statahead_batch_max=64
llite.lustre-ffff95fe870ff000.statahead_max=128