== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:47:58 (1784418478)
llite.lustre-ffff94742e517000.statahead_max=1024
llite.lustre-ffff94742e517000.statahead_batch_max=32
llite.lustre-ffff94742e517000.statahead_min=64
llite.lustre-ffff94742e517000.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 1.50 seconds: 664.70 ops/second
llite.lustre-ffff94742e517000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff94742e517000.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:            1784418484.310050972 secs.nsecs
start_time:               1784418481.778531693 secs.nsecs
elapsed_time:             2.531519279 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         0   0   1
4:		        21  25  26
8:		         0   0  26
16:		         2   2  28
32:		        60  71 100
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:            1784418514.835443397 secs.nsecs
start_time:               1784418481.778531693 secs.nsecs
elapsed_time:             33.056911704 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         0   0   2
4:		        21  24  27
8:		         0   0  27
16:		         2   2  29
32:		        60  70 100
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 2.11 seconds: 473.41 ops/second
llite.lustre-ffff94742e517000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff94742e517000.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:            1784418521.139674533 secs.nsecs
start_time:               1784418519.013011158 secs.nsecs
elapsed_time:             2.126663375 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        33  26  26
2:		         8   6  32
4:		         7   5  38
8:		        16  12  51
16:		         6   4  56
32:		        55  44 100
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:            1784418551.793283848 secs.nsecs
start_time:               1784418519.013011158 secs.nsecs
elapsed_time:             32.780272690 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        34  26  26
2:		         8   6  33
4:		         7   5  38
8:		        16  12  51
16:		         6   4  56
32:		        55  43 100
 - unlinked 0 (time 1784418554 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1784418558 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff94742e517000.enable_statahead_fname=1
llite.lustre-ffff94742e517000.statahead_min=8
llite.lustre-ffff94742e517000.statahead_batch_max=64
llite.lustre-ffff94742e517000.statahead_max=128