== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 22:02:02 (1789610522)
llite.lustre-ffff95f217fd7000.statahead_max=1024
llite.lustre-ffff95f217fd7000.statahead_batch_max=32
llite.lustre-ffff95f217fd7000.statahead_min=64
llite.lustre-ffff95f217fd7000.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 5.98 seconds: 167.36 ops/second
llite.lustre-ffff95f217fd7000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff95f217fd7000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95f217fd7000.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:            1789610538.723020241 secs.nsecs
start_time:               1789610535.020571258 secs.nsecs
elapsed_time:             3.702448983 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		        12  13  22
8:		         6   6  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1789610538.723076395 secs.nsecs
start_time:               1789610535.020659697 secs.nsecs
elapsed_time:             3.702416698 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:            1789610569.358751072 secs.nsecs
start_time:               1789610535.020571258 secs.nsecs
elapsed_time:             34.338179814 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		        12  13  23
8:		         6   6  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1789610569.358824350 secs.nsecs
start_time:               1789610535.020659697 secs.nsecs
elapsed_time:             34.338164653 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: 163.74 ops/second
llite.lustre-ffff95f217fd7000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff95f217fd7000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95f217fd7000.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:            1789610584.290619558 secs.nsecs
start_time:               1789610580.622837706 secs.nsecs
elapsed_time:             3.667781852 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         7   8  14
8:		         7   8  22
16:		         4   4  27
32:		        60  72 100
snapshot_time:            1789610584.290774926 secs.nsecs
start_time:               1789610580.622964921 secs.nsecs
elapsed_time:             3.667810005 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:            1789610615.352293450 secs.nsecs
start_time:               1789610580.622837706 secs.nsecs
elapsed_time:             34.729455744 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         7   8  15
8:		         7   8  23
16:		         4   4  28
32:		        60  71 100
snapshot_time:            1789610615.352357523 secs.nsecs
start_time:               1789610580.622964921 secs.nsecs
elapsed_time:             34.729392602 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789610623 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1789610633 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff95f217fd7000.enable_statahead_fname=1
llite.lustre-ffff95f217fd7000.statahead_min=8
llite.lustre-ffff95f217fd7000.statahead_batch_max=64
llite.lustre-ffff95f217fd7000.statahead_max=128