== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:02:24 (1789588944)
llite.lustre-ffff9d72494de800.statahead_max=1024
llite.lustre-ffff9d72494de800.statahead_batch_max=32
llite.lustre-ffff9d72494de800.statahead_min=64
llite.lustre-ffff9d72494de800.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 6.26 seconds: 159.63 ops/second
llite.lustre-ffff9d72494de800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d72494de800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d72494de800.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:            1789588962.016366619 secs.nsecs
start_time:               1789588957.381218426 secs.nsecs
elapsed_time:             4.635148193 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   6  10
4:		        12  13  23
8:		         7   7  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1789588962.016446763 secs.nsecs
start_time:               1789588957.383896667 secs.nsecs
elapsed_time:             4.632550096 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:            1789588993.120471511 secs.nsecs
start_time:               1789588957.381218426 secs.nsecs
elapsed_time:             35.739253085 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         6   6  11
4:		        12  13  24
8:		         7   7  32
16:		         0   0  32
32:		        60  67 100
snapshot_time:            1789588993.120546411 secs.nsecs
start_time:               1789588957.383896667 secs.nsecs
elapsed_time:             35.736649744 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 4.80 seconds: 208.37 ops/second
llite.lustre-ffff9d72494de800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d72494de800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d72494de800.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:            1789589007.617413055 secs.nsecs
start_time:               1789589003.792113700 secs.nsecs
elapsed_time:             3.825299355 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         3   3  14
8:		         6   7  21
16:		         8   9  30
32:		        59  69 100
snapshot_time:            1789589007.617485518 secs.nsecs
start_time:               1789589003.792270025 secs.nsecs
elapsed_time:             3.825215493 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: 995
miss_total: 0
snapshot_time:            1789589038.723607996 secs.nsecs
start_time:               1789589003.792113700 secs.nsecs
elapsed_time:             34.931494296 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         4   4  11
4:		         3   3  15
8:		         6   6  22
16:		         8   9  31
32:		        59  68 100
snapshot_time:            1789589038.723931026 secs.nsecs
start_time:               1789589003.792270025 secs.nsecs
elapsed_time:             34.931661001 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789589047 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1789589059 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9d72494de800.enable_statahead_fname=1
llite.lustre-ffff9d72494de800.statahead_min=8
llite.lustre-ffff9d72494de800.statahead_batch_max=64
llite.lustre-ffff9d72494de800.statahead_max=128