== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:50:10 (1790743810)
llite.lustre-ffff8916de7eb800.statahead_max=1024
llite.lustre-ffff8916de7eb800.statahead_batch_max=32
llite.lustre-ffff8916de7eb800.statahead_min=64
llite.lustre-ffff8916de7eb800.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 5.55 seconds: 180.09 ops/second
llite.lustre-ffff8916de7eb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8916de7eb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8916de7eb800.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:            1790743825.172463952 secs.nsecs
start_time:               1790743821.188610921 secs.nsecs
elapsed_time:             3.983853031 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  10  10
2:		         5   5  16
4:		         7   7  24
8:		         8   8  32
16:		         2   2  35
32:		        59  64 100
snapshot_time:            1790743825.172742083 secs.nsecs
start_time:               1790743821.189314023 secs.nsecs
elapsed_time:             3.983428060 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:            1790743856.083224716 secs.nsecs
start_time:               1790743821.188610921 secs.nsecs
elapsed_time:             34.894613795 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  11  11
2:		         5   5  17
4:		         7   7  25
8:		         8   8  33
16:		         2   2  35
32:		        59  64 100
snapshot_time:            1790743856.083288246 secs.nsecs
start_time:               1790743821.189314023 secs.nsecs
elapsed_time:             34.893974223 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 5.95 seconds: 168.16 ops/second
llite.lustre-ffff8916de7eb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8916de7eb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8916de7eb800.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:            1790743870.382250337 secs.nsecs
start_time:               1790743866.853526323 secs.nsecs
elapsed_time:             3.528724014 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  11  11
2:		         4   4  15
4:		         3   3  19
8:		         9  10  29
16:		         4   4  33
32:		        59  66 100
snapshot_time:            1790743870.382930774 secs.nsecs
start_time:               1790743866.853807295 secs.nsecs
elapsed_time:             3.529123479 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 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:            1790743901.422991498 secs.nsecs
start_time:               1790743866.853526323 secs.nsecs
elapsed_time:             34.569465175 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  12  12
2:		         4   4  16
4:		         3   3  20
8:		         9  10  30
16:		         4   4  34
32:		        59  65 100
snapshot_time:            1790743901.423145031 secs.nsecs
start_time:               1790743866.853807295 secs.nsecs
elapsed_time:             34.569337736 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1790743909 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1790743918 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8916de7eb800.enable_statahead_fname=1
llite.lustre-ffff8916de7eb800.statahead_min=8
llite.lustre-ffff8916de7eb800.statahead_batch_max=64
llite.lustre-ffff8916de7eb800.statahead_max=128