== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:53:17 (1785891197)
llite.lustre-ffff9f9b7cf3f000.statahead_max=1024
llite.lustre-ffff9f9b7cf3f000.statahead_batch_max=32
llite.lustre-ffff9f9b7cf3f000.statahead_min=64
llite.lustre-ffff9f9b7cf3f000.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 7.59 seconds: 131.79 ops/second
llite.lustre-ffff9f9b7cf3f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f9b7cf3f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f9b7cf3f000.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:            1785891215.215005034 secs.nsecs
start_time:               1785891210.964145065 secs.nsecs
elapsed_time:             4.250859969 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         9  10  20
8:		         6   7  27
16:		         1   1  28
32:		        61  71 100
snapshot_time:            1785891215.215064404 secs.nsecs
start_time:               1785891210.964241312 secs.nsecs
elapsed_time:             4.250823092 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:            1785891246.201274467 secs.nsecs
start_time:               1785891210.964145065 secs.nsecs
elapsed_time:             35.237129402 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         9  10  20
8:		         6   6  27
16:		         1   1  29
32:		        61  70 100
snapshot_time:            1785891246.201325907 secs.nsecs
start_time:               1785891210.964241312 secs.nsecs
elapsed_time:             35.237084595 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 3.47 seconds: 288.00 ops/second
llite.lustre-ffff9f9b7cf3f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f9b7cf3f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f9b7cf3f000.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:            1785891257.201588352 secs.nsecs
start_time:               1785891254.098123342 secs.nsecs
elapsed_time:             3.103465010 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        16  15  15
2:		         3   2  18
4:		         8   7  26
8:		        10   9  35
16:		         8   7  43
32:		        58  56 100
snapshot_time:            1785891257.201658695 secs.nsecs
start_time:               1785891254.098373616 secs.nsecs
elapsed_time:             3.103285079 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:            1785891288.162755550 secs.nsecs
start_time:               1785891254.098123342 secs.nsecs
elapsed_time:             34.064632208 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        17  16  16
2:		         3   2  19
4:		         8   7  26
8:		        10   9  36
16:		         8   7  44
32:		        58  55 100
snapshot_time:            1785891288.162846955 secs.nsecs
start_time:               1785891254.098373616 secs.nsecs
elapsed_time:             34.064473339 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1785891295 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1785891305 ; total 0 ; last 0)
total: 1000 unlinks in 14 seconds: 71.428574 unlinks/second
llite.lustre-ffff9f9b7cf3f000.enable_statahead_fname=1
llite.lustre-ffff9f9b7cf3f000.statahead_min=8
llite.lustre-ffff9f9b7cf3f000.statahead_batch_max=64
llite.lustre-ffff9f9b7cf3f000.statahead_max=128