== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 18:17:47 (1784240267)
llite.lustre-ffff9fcf8864c000.statahead_max=1024
llite.lustre-ffff9fcf8864c000.statahead_batch_max=32
llite.lustre-ffff9fcf8864c000.statahead_min=64
llite.lustre-ffff9fcf8864c000.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 5.72 seconds: 174.79 ops/second
llite.lustre-ffff9fcf8864c000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9fcf8864c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9fcf8864c000.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:            1784240284.343964008 secs.nsecs
start_time:               1784240279.289965705 secs.nsecs
elapsed_time:             5.053998303 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   6
4:		        10  12  18
8:		         6   7  25
16:		         1   1  26
32:		        60  73 100
snapshot_time:            1784240284.344031312 secs.nsecs
start_time:               1784240279.290055399 secs.nsecs
elapsed_time:             5.053975913 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:            1784240314.895597749 secs.nsecs
start_time:               1784240279.289965705 secs.nsecs
elapsed_time:             35.605632044 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   7
4:		        10  12  19
8:		         6   7  26
16:		         1   1  27
32:		        60  72 100
snapshot_time:            1784240314.895677986 secs.nsecs
start_time:               1784240279.290055399 secs.nsecs
elapsed_time:             35.605622587 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 6.11 seconds: 163.67 ops/second
llite.lustre-ffff9fcf8864c000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9fcf8864c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9fcf8864c000.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:            1784240329.573939503 secs.nsecs
start_time:               1784240326.351923196 secs.nsecs
elapsed_time:             3.222016307 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         6   6  17
8:		        12  13  30
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1784240329.574010115 secs.nsecs
start_time:               1784240326.352073128 secs.nsecs
elapsed_time:             3.221936987 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: 994
miss_total: 1
snapshot_time:            1784240361.305743538 secs.nsecs
start_time:               1784240326.351923196 secs.nsecs
elapsed_time:             34.953820342 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         4   4  11
4:		         6   6  17
8:		        12  13  31
16:		         2   2  33
32:		        59  66 100
snapshot_time:            1784240361.305978289 secs.nsecs
start_time:               1784240326.352073128 secs.nsecs
elapsed_time:             34.953905161 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1784240370 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1784240379 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9fcf8864c000.enable_statahead_fname=1
llite.lustre-ffff9fcf8864c000.statahead_min=8
llite.lustre-ffff9fcf8864c000.statahead_batch_max=64
llite.lustre-ffff9fcf8864c000.statahead_max=128