== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:32:25 (1788845545)
llite.lustre-ffff9165dcdd6800.statahead_max=1024
llite.lustre-ffff9165dcdd6800.statahead_batch_max=32
llite.lustre-ffff9165dcdd6800.statahead_min=64
llite.lustre-ffff9165dcdd6800.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 5.77 seconds: 173.17 ops/second
llite.lustre-ffff9165dcdd6800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9165dcdd6800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9165dcdd6800.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:            1788845563.756406183 secs.nsecs
start_time:               1788845558.223541447 secs.nsecs
elapsed_time:             5.532864736 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         7   8  11
4:		         6   7  19
8:		         8   9  28
16:		         0   0  28
32:		        60  71 100
snapshot_time:            1788845563.756518733 secs.nsecs
start_time:               1788845558.223624542 secs.nsecs
elapsed_time:             5.532894191 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:            1788845595.145166854 secs.nsecs
start_time:               1788845558.223541447 secs.nsecs
elapsed_time:             36.921625407 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         7   8  12
4:		         6   7  20
8:		         8   9  29
16:		         0   0  29
32:		        60  70 100
snapshot_time:            1788845595.145229496 secs.nsecs
start_time:               1788845558.223624542 secs.nsecs
elapsed_time:             36.921604954 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 5.12 seconds: 195.28 ops/second
llite.lustre-ffff9165dcdd6800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9165dcdd6800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9165dcdd6800.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:            1788845609.088892792 secs.nsecs
start_time:               1788845605.731310064 secs.nsecs
elapsed_time:             3.357582728 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         3   3   9
4:		         7   8  18
8:		         5   6  24
16:		         2   2  26
32:		        61  73 100
snapshot_time:            1788845609.088976091 secs.nsecs
start_time:               1788845605.731507643 secs.nsecs
elapsed_time:             3.357468448 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:            1788845639.871237512 secs.nsecs
start_time:               1788845605.731310064 secs.nsecs
elapsed_time:             34.139927448 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         3   3  10
4:		         7   8  19
8:		         5   5  25
16:		         2   2  27
32:		        61  72 100
snapshot_time:            1788845639.871305674 secs.nsecs
start_time:               1788845605.731507643 secs.nsecs
elapsed_time:             34.139798031 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788845647 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788845656 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9165dcdd6800.enable_statahead_fname=1
llite.lustre-ffff9165dcdd6800.statahead_min=8
llite.lustre-ffff9165dcdd6800.statahead_batch_max=64
llite.lustre-ffff9165dcdd6800.statahead_max=128