== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 09:30:25 (1787146225)
llite.lustre-ffff8ebf18079800.statahead_max=1024
llite.lustre-ffff8ebf18079800.statahead_batch_max=32
llite.lustre-ffff8ebf18079800.statahead_min=64
llite.lustre-ffff8ebf18079800.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 6.03 seconds: 165.75 ops/second
llite.lustre-ffff8ebf18079800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8ebf18079800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ebf18079800.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:            1787146241.996147087 secs.nsecs
start_time:               1787146237.607732169 secs.nsecs
elapsed_time:             4.388414918 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         5   6   8
4:		        11  13  21
8:		         3   3  25
16:		         1   1  26
32:		        61  73 100
snapshot_time:            1787146241.996293290 secs.nsecs
start_time:               1787146237.609283820 secs.nsecs
elapsed_time:             4.387009470 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:            1787146272.652038138 secs.nsecs
start_time:               1787146237.607732169 secs.nsecs
elapsed_time:             35.044305969 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         5   5   9
4:		        11  13  22
8:		         3   3  26
16:		         1   1  27
32:		        61  72 100
snapshot_time:            1787146272.652099425 secs.nsecs
start_time:               1787146237.609283820 secs.nsecs
elapsed_time:             35.042815605 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 5.51 seconds: 181.41 ops/second
llite.lustre-ffff8ebf18079800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8ebf18079800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ebf18079800.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:            1787146286.758505040 secs.nsecs
start_time:               1787146283.482434240 secs.nsecs
elapsed_time:             3.276070800 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         3   3  10
4:		         3   3  13
8:		         1   1  15
16:		         6   7  22
32:		        62  77 100
snapshot_time:            1787146286.758571260 secs.nsecs
start_time:               1787146283.483291048 secs.nsecs
elapsed_time:             3.275280212 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:            1787146317.420430012 secs.nsecs
start_time:               1787146283.482434240 secs.nsecs
elapsed_time:             33.937995772 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         3   3  11
4:		         3   3  14
8:		         1   1  16
16:		         6   7  23
32:		        62  76 100
snapshot_time:            1787146317.420489457 secs.nsecs
start_time:               1787146283.483291048 secs.nsecs
elapsed_time:             33.937198409 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787146324 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1787146334 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8ebf18079800.enable_statahead_fname=1
llite.lustre-ffff8ebf18079800.statahead_min=8
llite.lustre-ffff8ebf18079800.statahead_batch_max=64
llite.lustre-ffff8ebf18079800.statahead_max=128