== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:41:38 (1789486898)
llite.lustre-ffff89e6482fe000.statahead_max=1024
llite.lustre-ffff89e6482fe000.statahead_batch_max=32
llite.lustre-ffff89e6482fe000.statahead_min=64
llite.lustre-ffff89e6482fe000.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 5.22 seconds: 191.61 ops/second
llite.lustre-ffff89e6482fe000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89e6482fe000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89e6482fe000.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:            1789486913.479547740 secs.nsecs
start_time:               1789486910.190007854 secs.nsecs
elapsed_time:             3.289539886 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         4   5   6
4:		         8  10  16
8:		         5   6  22
16:		         2   2  25
32:		        60  75 100
snapshot_time:            1789486913.479632009 secs.nsecs
start_time:               1789486910.190193542 secs.nsecs
elapsed_time:             3.289438467 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:            1789486944.601916479 secs.nsecs
start_time:               1789486910.190007854 secs.nsecs
elapsed_time:             34.411908625 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         4   4   7
4:		         8   9  17
8:		         5   6  23
16:		         2   2  25
32:		        60  74 100
snapshot_time:            1789486944.602077446 secs.nsecs
start_time:               1789486910.190193542 secs.nsecs
elapsed_time:             34.411883904 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 5.62 seconds: 177.97 ops/second
llite.lustre-ffff89e6482fe000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89e6482fe000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89e6482fe000.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:            1789486959.311164678 secs.nsecs
start_time:               1789486955.801101205 secs.nsecs
elapsed_time:             3.510063473 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         5   5  14
4:		         5   5  20
8:		         6   6  26
16:		         6   6  33
32:		        59  66 100
snapshot_time:            1789486959.311236730 secs.nsecs
start_time:               1789486955.801244561 secs.nsecs
elapsed_time:             3.509992169 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:            1789486989.802980475 secs.nsecs
start_time:               1789486955.801101205 secs.nsecs
elapsed_time:             34.001879270 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         5   5  15
4:		         5   5  21
8:		         6   6  27
16:		         6   6  34
32:		        59  65 100
snapshot_time:            1789486989.803046579 secs.nsecs
start_time:               1789486955.801244561 secs.nsecs
elapsed_time:             34.001802018 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789486997 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1789487006 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff89e6482fe000.enable_statahead_fname=1
llite.lustre-ffff89e6482fe000.statahead_min=8
llite.lustre-ffff89e6482fe000.statahead_batch_max=64
llite.lustre-ffff89e6482fe000.statahead_max=128