== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:53:29 (1786470809)
llite.lustre-ffff89a342d22000.statahead_max=1024
llite.lustre-ffff89a342d22000.statahead_batch_max=32
llite.lustre-ffff89a342d22000.statahead_min=64
llite.lustre-ffff89a342d22000.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 1.05 seconds: 948.07 ops/second
llite.lustre-ffff89a342d22000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89a342d22000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89a342d22000.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:            1786470814.513051923 secs.nsecs
start_time:               1786470812.578187466 secs.nsecs
elapsed_time:             1.934864457 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         0   0   0
4:		        17  20  20
8:		         6   7  27
16:		         1   1  28
32:		        59  71 100
snapshot_time:            1786470814.513094016 secs.nsecs
start_time:               1786470812.578308663 secs.nsecs
elapsed_time:             1.934785353 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1786470845.808624345 secs.nsecs
start_time:               1786470812.578187466 secs.nsecs
elapsed_time:             33.230436879 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         0   0   1
4:		        17  20  21
8:		         6   7  28
16:		         1   1  29
32:		        59  70 100
snapshot_time:            1786470845.808711975 secs.nsecs
start_time:               1786470812.578308663 secs.nsecs
elapsed_time:             33.230403312 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 2.89 seconds: 345.73 ops/second
llite.lustre-ffff89a342d22000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89a342d22000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89a342d22000.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:            1786470853.185944873 secs.nsecs
start_time:               1786470851.449225560 secs.nsecs
elapsed_time:             1.736719313 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        52  36  36
2:		         5   3  40
4:		         8   5  46
8:		        14   9  56
16:		         5   3  59
32:		        57  40 100
snapshot_time:            1786470853.186006803 secs.nsecs
start_time:               1786470851.450034857 secs.nsecs
elapsed_time:             1.735971946 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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1786470884.038872505 secs.nsecs
start_time:               1786470851.449225560 secs.nsecs
elapsed_time:             32.589646945 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        53  37  37
2:		         5   3  40
4:		         8   5  46
8:		        14   9  56
16:		         5   3  59
32:		        57  40 100
snapshot_time:            1786470884.038938686 secs.nsecs
start_time:               1786470851.450034857 secs.nsecs
elapsed_time:             32.588903829 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786470887 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1786470890 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff89a342d22000.enable_statahead_fname=1
llite.lustre-ffff89a342d22000.statahead_min=8
llite.lustre-ffff89a342d22000.statahead_batch_max=64
llite.lustre-ffff89a342d22000.statahead_max=128