== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:20:05 (1789032005)
llite.lustre-ffffa01eaac38800.statahead_max=1024
llite.lustre-ffffa01eaac38800.statahead_batch_max=32
llite.lustre-ffffa01eaac38800.statahead_min=64
llite.lustre-ffffa01eaac38800.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 5.91 seconds: 169.19 ops/second
llite.lustre-ffffa01eaac38800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa01eaac38800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa01eaac38800.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:            1789032020.054625695 secs.nsecs
start_time:               1789032016.764916090 secs.nsecs
elapsed_time:             3.289709605 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   7
4:		         6   7  14
8:		         6   7  21
16:		         5   6  28
32:		        59  71 100
snapshot_time:            1789032020.054690982 secs.nsecs
start_time:               1789032016.765053244 secs.nsecs
elapsed_time:             3.289637738 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:            1789032050.533279248 secs.nsecs
start_time:               1789032016.764916090 secs.nsecs
elapsed_time:             33.768363158 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		         6   7  15
8:		         6   7  22
16:		         5   6  28
32:		        59  71 100
snapshot_time:            1789032050.533346643 secs.nsecs
start_time:               1789032016.765053244 secs.nsecs
elapsed_time:             33.768293399 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 5.52 seconds: 181.17 ops/second
llite.lustre-ffffa01eaac38800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa01eaac38800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa01eaac38800.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:            1789032064.604473934 secs.nsecs
start_time:               1789032061.425969410 secs.nsecs
elapsed_time:             3.178504524 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         1   1  11
4:		         5   5  17
8:		         5   5  23
16:		         4   4  28
32:		        61  71 100
snapshot_time:            1789032064.604532941 secs.nsecs
start_time:               1789032061.426128315 secs.nsecs
elapsed_time:             3.178404626 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 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:            1789032095.480676761 secs.nsecs
start_time:               1789032061.425969410 secs.nsecs
elapsed_time:             34.054707351 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  11  11
2:		         1   1  12
4:		         5   5  18
8:		         5   5  24
16:		         4   4  29
32:		        61  70 100
snapshot_time:            1789032095.480739613 secs.nsecs
start_time:               1789032061.426128315 secs.nsecs
elapsed_time:             34.054611298 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789032102 ; total 1 ; last 1)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1789032110 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffffa01eaac38800.enable_statahead_fname=1
llite.lustre-ffffa01eaac38800.statahead_min=8
llite.lustre-ffffa01eaac38800.statahead_batch_max=64
llite.lustre-ffffa01eaac38800.statahead_max=128