== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 06:15:43 (1784283343)
llite.lustre-ffff8ceaca98f800.statahead_max=1024
llite.lustre-ffff8ceaca98f800.statahead_batch_max=32
llite.lustre-ffff8ceaca98f800.statahead_min=64
llite.lustre-ffff8ceaca98f800.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 1.20 seconds: 832.01 ops/second
llite.lustre-ffff8ceaca98f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8ceaca98f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ceaca98f800.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:            1784283349.526571502 secs.nsecs
start_time:               1784283347.299020812 secs.nsecs
elapsed_time:             2.227550690 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         1   1   2
4:		        16  18  21
8:		         6   7  28
16:		         1   1  29
32:		        60  70 100
snapshot_time:            1784283349.526635322 secs.nsecs
start_time:               1784283347.299100550 secs.nsecs
elapsed_time:             2.227534772 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:            1784283380.841313214 secs.nsecs
start_time:               1784283347.299020812 secs.nsecs
elapsed_time:             33.542292402 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		        16  18  22
8:		         6   6  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1784283380.841350757 secs.nsecs
start_time:               1784283347.299100550 secs.nsecs
elapsed_time:             33.542250207 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 0.98 seconds: 1023.81 ops/second
llite.lustre-ffff8ceaca98f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8ceaca98f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ceaca98f800.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:            1784283385.347578414 secs.nsecs
start_time:               1784283383.491633921 secs.nsecs
elapsed_time:             1.855944493 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        38  29  29
2:		         3   2  32
4:		         9   7  39
8:		        21  16  55
16:		         2   1  57
32:		        55  42 100
snapshot_time:            1784283385.347617264 secs.nsecs
start_time:               1784283383.491721889 secs.nsecs
elapsed_time:             1.855895375 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1784283416.530836139 secs.nsecs
start_time:               1784283383.491633921 secs.nsecs
elapsed_time:             33.039202218 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        39  30  30
2:		         3   2  32
4:		         9   6  39
8:		        21  16  55
16:		         2   1  57
32:		        55  42 100
snapshot_time:            1784283416.530905129 secs.nsecs
start_time:               1784283383.491721889 secs.nsecs
elapsed_time:             33.039183240 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1784283419 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1784283421 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff8ceaca98f800.enable_statahead_fname=1
llite.lustre-ffff8ceaca98f800.statahead_min=8
llite.lustre-ffff8ceaca98f800.statahead_batch_max=64
llite.lustre-ffff8ceaca98f800.statahead_max=128