== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:42:46 (1788846166)
llite.lustre-ffff8f31ed46f800.statahead_max=1024
llite.lustre-ffff8f31ed46f800.statahead_batch_max=32
llite.lustre-ffff8f31ed46f800.statahead_min=64
llite.lustre-ffff8f31ed46f800.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 5.38 seconds: 185.92 ops/second
llite.lustre-ffff8f31ed46f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f31ed46f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f31ed46f800.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:            1788846181.366043791 secs.nsecs
start_time:               1788846177.469832852 secs.nsecs
elapsed_time:             3.896210939 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         7   8   9
4:		        14  16  25
8:		         4   4  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1788846181.366106503 secs.nsecs
start_time:               1788846177.470076922 secs.nsecs
elapsed_time:             3.896029581 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:            1788846211.679583136 secs.nsecs
start_time:               1788846177.469832852 secs.nsecs
elapsed_time:             34.209750284 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         7   8  10
4:		        14  16  26
8:		         4   4  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1788846211.679645574 secs.nsecs
start_time:               1788846177.470076922 secs.nsecs
elapsed_time:             34.209568652 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 5.10 seconds: 196.07 ops/second
llite.lustre-ffff8f31ed46f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f31ed46f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f31ed46f800.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:            1788846225.541167609 secs.nsecs
start_time:               1788846221.752594146 secs.nsecs
elapsed_time:             3.788573463 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         0   0   5
4:		        11  12  18
8:		         7   7  26
16:		         7   7  34
32:		        58  65 100
snapshot_time:            1788846225.541475335 secs.nsecs
start_time:               1788846221.752673625 secs.nsecs
elapsed_time:             3.788801710 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 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788846256.600446505 secs.nsecs
start_time:               1788846221.752594146 secs.nsecs
elapsed_time:             34.847852359 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         0   0   6
4:		        11  12  19
8:		         7   7  26
16:		         7   7  34
32:		        58  65 100
snapshot_time:            1788846256.600516818 secs.nsecs
start_time:               1788846221.752673625 secs.nsecs
elapsed_time:             34.847843193 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788846265 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788846276 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8f31ed46f800.enable_statahead_fname=1
llite.lustre-ffff8f31ed46f800.statahead_min=8
llite.lustre-ffff8f31ed46f800.statahead_batch_max=64
llite.lustre-ffff8f31ed46f800.statahead_max=128