== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:01:44 (1789362104)
llite.lustre-ffff937287f2e000.statahead_max=1024
llite.lustre-ffff937287f2e000.statahead_batch_max=32
llite.lustre-ffff937287f2e000.statahead_min=64
llite.lustre-ffff937287f2e000.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 1.58 seconds: 634.28 ops/second
llite.lustre-ffff937287f2e000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff937287f2e000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff937287f2e000.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:            1789362109.979489126 secs.nsecs
start_time:               1789362108.032210095 secs.nsecs
elapsed_time:             1.947279031 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         0   0   2
4:		        16  19  21
8:		         6   7  28
16:		         0   0  28
32:		        60  71 100
snapshot_time:            1789362109.979529466 secs.nsecs
start_time:               1789362108.032293790 secs.nsecs
elapsed_time:             1.947235676 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:            1789362141.313445734 secs.nsecs
start_time:               1789362108.032210095 secs.nsecs
elapsed_time:             33.281235639 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		        16  18  22
8:		         6   7  29
16:		         0   0  29
32:		        60  70 100
snapshot_time:            1789362141.313538481 secs.nsecs
start_time:               1789362108.032293790 secs.nsecs
elapsed_time:             33.281244691 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 1.89 seconds: 529.82 ops/second
llite.lustre-ffff937287f2e000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff937287f2e000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff937287f2e000.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:            1789362146.729626405 secs.nsecs
start_time:               1789362145.082071619 secs.nsecs
elapsed_time:             1.647554786 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         3   3  13
4:		         2   2  15
8:		        11  12  28
16:		         4   4  32
32:		        60  67 100
snapshot_time:            1789362146.729682102 secs.nsecs
start_time:               1789362145.082141356 secs.nsecs
elapsed_time:             1.647540746 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: 995
miss_total: 0
snapshot_time:            1789362178.098314416 secs.nsecs
start_time:               1789362145.082071619 secs.nsecs
elapsed_time:             33.016242797 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  11  11
2:		         3   3  14
4:		         2   2  16
8:		        11  12  28
16:		         4   4  33
32:		        60  66 100
snapshot_time:            1789362178.098381746 secs.nsecs
start_time:               1789362145.082141356 secs.nsecs
elapsed_time:             33.016240390 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789362181 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1789362185 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff937287f2e000.enable_statahead_fname=1
llite.lustre-ffff937287f2e000.statahead_min=8
llite.lustre-ffff937287f2e000.statahead_batch_max=64
llite.lustre-ffff937287f2e000.statahead_max=128