== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 08:35:41 (1789389341)
llite.lustre-ffff9f2449578800.statahead_max=1024
llite.lustre-ffff9f2449578800.statahead_batch_max=32
llite.lustre-ffff9f2449578800.statahead_min=64
llite.lustre-ffff9f2449578800.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 5.59 seconds: 178.99 ops/second
llite.lustre-ffff9f2449578800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f2449578800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f2449578800.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:            1789389356.496651015 secs.nsecs
start_time:               1789389352.611411531 secs.nsecs
elapsed_time:             3.885239484 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         5   5   9
4:		         8   9  19
8:		         8   9  28
16:		         1   1  29
32:		        59  70 100
snapshot_time:            1789389356.496713779 secs.nsecs
start_time:               1789389352.611500159 secs.nsecs
elapsed_time:             3.885213620 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:            1789389387.186591593 secs.nsecs
start_time:               1789389352.611411531 secs.nsecs
elapsed_time:             34.575180062 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         5   5  10
4:		         8   9  20
8:		         8   9  29
16:		         1   1  30
32:		        59  69 100
snapshot_time:            1789389387.186670674 secs.nsecs
start_time:               1789389352.611500159 secs.nsecs
elapsed_time:             34.575170515 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 5.15 seconds: 194.09 ops/second
llite.lustre-ffff9f2449578800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f2449578800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f2449578800.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:            1789389402.146562422 secs.nsecs
start_time:               1789389398.005549503 secs.nsecs
elapsed_time:             4.141012919 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         2   2   6
8:		         7   9  15
16:		         6   7  23
32:		        59  76 100
snapshot_time:            1789389402.146636497 secs.nsecs
start_time:               1789389398.009388269 secs.nsecs
elapsed_time:             4.137248228 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: 995
miss_total: 0
snapshot_time:            1789389433.556370787 secs.nsecs
start_time:               1789389398.005549503 secs.nsecs
elapsed_time:             35.550821284 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   5
4:		         2   2   7
8:		         7   8  16
16:		         6   7  24
32:		        59  75 100
snapshot_time:            1789389433.556452148 secs.nsecs
start_time:               1789389398.009388269 secs.nsecs
elapsed_time:             35.547063879 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789389442 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1789389451 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff9f2449578800.enable_statahead_fname=1
llite.lustre-ffff9f2449578800.statahead_min=8
llite.lustre-ffff9f2449578800.statahead_batch_max=64
llite.lustre-ffff9f2449578800.statahead_max=128