== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 17:26:55 (1789507615)
llite.lustre-ffff94da08e00800.statahead_max=1024
llite.lustre-ffff94da08e00800.statahead_batch_max=32
llite.lustre-ffff94da08e00800.statahead_min=64
llite.lustre-ffff94da08e00800.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 6.70 seconds: 149.30 ops/second
llite.lustre-ffff94da08e00800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff94da08e00800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff94da08e00800.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:            1789507633.198866472 secs.nsecs
start_time:               1789507629.353375077 secs.nsecs
elapsed_time:             3.845491395 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         3   3  10
4:		         4   5  15
8:		         5   6  21
16:		         3   3  25
32:		        60  75 100
snapshot_time:            1789507633.198937546 secs.nsecs
start_time:               1789507629.353570464 secs.nsecs
elapsed_time:             3.845367082 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:            1789507664.002428830 secs.nsecs
start_time:               1789507629.353375077 secs.nsecs
elapsed_time:             34.649053753 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         3   3  11
4:		         4   4  16
8:		         5   6  22
16:		         3   3  25
32:		        60  74 100
snapshot_time:            1789507664.002489575 secs.nsecs
start_time:               1789507629.353570464 secs.nsecs
elapsed_time:             34.648919111 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 5.85 seconds: 171.05 ops/second
llite.lustre-ffff94da08e00800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff94da08e00800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff94da08e00800.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:            1789507679.399663868 secs.nsecs
start_time:               1789507675.105797813 secs.nsecs
elapsed_time:             4.293866055 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   5
4:		         5   5  11
8:		        10  11  23
16:		         8   9  32
32:		        57  67 100
snapshot_time:            1789507679.399745204 secs.nsecs
start_time:               1789507675.105940625 secs.nsecs
elapsed_time:             4.293804579 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:            1789507710.901304510 secs.nsecs
start_time:               1789507675.105797813 secs.nsecs
elapsed_time:             35.795506697 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   6
4:		         5   5  12
8:		        10  11  24
16:		         8   9  33
32:		        57  66 100
snapshot_time:            1789507710.911801543 secs.nsecs
start_time:               1789507675.105940625 secs.nsecs
elapsed_time:             35.805860918 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789507718 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1789507727 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff94da08e00800.enable_statahead_fname=1
llite.lustre-ffff94da08e00800.statahead_min=8
llite.lustre-ffff94da08e00800.statahead_batch_max=64
llite.lustre-ffff94da08e00800.statahead_max=128