== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:42:39 (1788223359)
llite.lustre-ffff9c8e07c17000.statahead_max=1024
llite.lustre-ffff9c8e07c17000.statahead_batch_max=32
llite.lustre-ffff9c8e07c17000.statahead_min=64
llite.lustre-ffff9c8e07c17000.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 8.22 seconds: 121.70 ops/second
llite.lustre-ffff9c8e07c17000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9c8e07c17000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9c8e07c17000.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:            1788223380.833462030 secs.nsecs
start_time:               1788223375.128104367 secs.nsecs
elapsed_time:             5.705357663 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         8   8  14
4:		        12  13  27
8:		         4   4  32
16:		         1   1  33
32:		        60  66 100
snapshot_time:            1788223380.833530248 secs.nsecs
start_time:               1788223375.128640907 secs.nsecs
elapsed_time:             5.704889341 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:            1788223412.359220303 secs.nsecs
start_time:               1788223375.128104367 secs.nsecs
elapsed_time:             37.231115936 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         8   8  15
4:		        12  13  28
8:		         4   4  32
16:		         1   1  34
32:		        60  65 100
snapshot_time:            1788223412.359438794 secs.nsecs
start_time:               1788223375.128640907 secs.nsecs
elapsed_time:             37.230797887 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 6.41 seconds: 155.89 ops/second
llite.lustre-ffff9c8e07c17000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9c8e07c17000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9c8e07c17000.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:            1788223428.290937008 secs.nsecs
start_time:               1788223424.657953921 secs.nsecs
elapsed_time:             3.632983087 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         0   0   4
4:		         5   5  10
8:		         8   9  20
16:		         9  10  30
32:		        58  69 100
snapshot_time:            1788223428.291005594 secs.nsecs
start_time:               1788223424.658247330 secs.nsecs
elapsed_time:             3.632758264 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 ''
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:            1788223459.291679168 secs.nsecs
start_time:               1788223424.657953921 secs.nsecs
elapsed_time:             34.633725247 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         0   0   5
4:		         5   5  11
8:		         8   9  21
16:		         9  10  31
32:		        58  68 100
snapshot_time:            1788223459.291830732 secs.nsecs
start_time:               1788223424.658247330 secs.nsecs
elapsed_time:             34.633583402 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788223468 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788223477 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9c8e07c17000.enable_statahead_fname=1
llite.lustre-ffff9c8e07c17000.statahead_min=8
llite.lustre-ffff9c8e07c17000.statahead_batch_max=64
llite.lustre-ffff9c8e07c17000.statahead_max=128