== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 08:23:34 (1789388614)
llite.lustre-ffff9c075076a800.statahead_max=1024
llite.lustre-ffff9c075076a800.statahead_batch_max=32
llite.lustre-ffff9c075076a800.statahead_min=64
llite.lustre-ffff9c075076a800.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 4.87 seconds: 205.32 ops/second
llite.lustre-ffff9c075076a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9c075076a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9c075076a800.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:            1789388630.000213476 secs.nsecs
start_time:               1789388625.485423583 secs.nsecs
elapsed_time:             4.514789893 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         8   9  13
4:		         5   6  19
8:		         4   4  24
16:		         1   1  25
32:		        61  74 100
snapshot_time:            1789388630.000277975 secs.nsecs
start_time:               1789388625.485558420 secs.nsecs
elapsed_time:             4.514719555 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: 993
miss_total: 2
snapshot_time:            1789388660.457548905 secs.nsecs
start_time:               1789388625.485423583 secs.nsecs
elapsed_time:             34.972125322 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         8   9  14
4:		         5   6  20
8:		         4   4  25
16:		         1   1  26
32:		        61  73 100
snapshot_time:            1789388660.457616455 secs.nsecs
start_time:               1789388625.485558420 secs.nsecs
elapsed_time:             34.972058035 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 5.78 seconds: 173.12 ops/second
llite.lustre-ffff9c075076a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9c075076a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9c075076a800.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:            1789388675.895510438 secs.nsecs
start_time:               1789388671.672542396 secs.nsecs
elapsed_time:             4.222968042 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         5   6  12
8:		         6   7  20
16:		         4   5  25
32:		        60  75 100
snapshot_time:            1789388675.895572851 secs.nsecs
start_time:               1789388671.672783886 secs.nsecs
elapsed_time:             4.222788965 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:            1789388706.496831716 secs.nsecs
start_time:               1789388671.672542396 secs.nsecs
elapsed_time:             34.824289320 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         5   6  13
8:		         6   7  20
16:		         4   4  25
32:		        60  74 100
snapshot_time:            1789388706.496934103 secs.nsecs
start_time:               1789388671.672783886 secs.nsecs
elapsed_time:             34.824150217 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789388716 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1789388725 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9c075076a800.enable_statahead_fname=1
llite.lustre-ffff9c075076a800.statahead_min=8
llite.lustre-ffff9c075076a800.statahead_batch_max=64
llite.lustre-ffff9c075076a800.statahead_max=128