== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 08:58:06 (1789131486)
llite.lustre-ffff8f6ce09d7000.statahead_max=1024
llite.lustre-ffff8f6ce09d7000.statahead_batch_max=32
llite.lustre-ffff8f6ce09d7000.statahead_min=64
llite.lustre-ffff8f6ce09d7000.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 5.20 seconds: 192.41 ops/second
llite.lustre-ffff8f6ce09d7000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f6ce09d7000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f6ce09d7000.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:            1789131501.379301524 secs.nsecs
start_time:               1789131497.738830536 secs.nsecs
elapsed_time:             3.640470988 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         5   5   8
4:		        11  12  20
8:		         6   6  27
16:		         3   3  31
32:		        60  68 100
snapshot_time:            1789131501.379601146 secs.nsecs
start_time:               1789131497.739117475 secs.nsecs
elapsed_time:             3.640483671 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:            1789131532.136253742 secs.nsecs
start_time:               1789131497.738830536 secs.nsecs
elapsed_time:             34.397423206 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         5   5   9
4:		        11  12  21
8:		         6   6  28
16:		         3   3  31
32:		        60  68 100
snapshot_time:            1789131532.136334362 secs.nsecs
start_time:               1789131497.739117475 secs.nsecs
elapsed_time:             34.397216887 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 5.30 seconds: 188.73 ops/second
llite.lustre-ffff8f6ce09d7000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f6ce09d7000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f6ce09d7000.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:            1789131546.524140551 secs.nsecs
start_time:               1789131542.238218379 secs.nsecs
elapsed_time:             4.285922172 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         4   4  12
4:		         3   3  16
8:		         9  10  27
16:		         3   3  30
32:		        59  69 100
snapshot_time:            1789131546.524236836 secs.nsecs
start_time:               1789131542.238301169 secs.nsecs
elapsed_time:             4.285935667 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:            1789131576.961005068 secs.nsecs
start_time:               1789131542.238218379 secs.nsecs
elapsed_time:             34.722786689 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         4   4  13
4:		         3   3  17
8:		         9  10  27
16:		         3   3  31
32:		        59  68 100
snapshot_time:            1789131576.961093138 secs.nsecs
start_time:               1789131542.238301169 secs.nsecs
elapsed_time:             34.722791969 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789131583 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1789131591 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8f6ce09d7000.enable_statahead_fname=1
llite.lustre-ffff8f6ce09d7000.statahead_min=8
llite.lustre-ffff8f6ce09d7000.statahead_batch_max=64
llite.lustre-ffff8f6ce09d7000.statahead_max=128