== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:15:53 (1786641353)
llite.lustre-ffff9db61049a000.statahead_max=1024
llite.lustre-ffff9db61049a000.statahead_batch_max=32
llite.lustre-ffff9db61049a000.statahead_min=64
llite.lustre-ffff9db61049a000.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 5.41 seconds: 184.95 ops/second
llite.lustre-ffff9db61049a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9db61049a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9db61049a000.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:            1786641367.344001251 secs.nsecs
start_time:               1786641364.142438478 secs.nsecs
elapsed_time:             3.201562773 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         2   2   4
4:		        15  17  22
8:		         6   7  29
16:		         1   1  30
32:		        59  69 100
snapshot_time:            1786641367.344071325 secs.nsecs
start_time:               1786641364.142505369 secs.nsecs
elapsed_time:             3.201565956 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:            1786641398.795220068 secs.nsecs
start_time:               1786641364.142438478 secs.nsecs
elapsed_time:             34.652781590 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   5
4:		        15  17  23
8:		         6   6  30
16:		         1   1  31
32:		        59  68 100
snapshot_time:            1786641398.795293225 secs.nsecs
start_time:               1786641364.142505369 secs.nsecs
elapsed_time:             34.652787856 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 8.72 seconds: 114.64 ops/second
llite.lustre-ffff9db61049a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9db61049a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9db61049a000.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:            1786641419.156222522 secs.nsecs
start_time:               1786641413.835054864 secs.nsecs
elapsed_time:             5.321167658 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         2   2   3
4:		         4   4   8
8:		        15  17  25
16:		         5   5  31
32:		        58  68 100
snapshot_time:            1786641419.156289999 secs.nsecs
start_time:               1786641413.835216416 secs.nsecs
elapsed_time:             5.321073583 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1786641450.091180052 secs.nsecs
start_time:               1786641413.835054864 secs.nsecs
elapsed_time:             36.256125188 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         2   2   4
4:		         4   4   9
8:		        15  17  26
16:		         5   5  32
32:		        58  67 100
snapshot_time:            1786641450.091246656 secs.nsecs
start_time:               1786641413.835216416 secs.nsecs
elapsed_time:             36.256030240 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786641460 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1786641466 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
llite.lustre-ffff9db61049a000.enable_statahead_fname=1
llite.lustre-ffff9db61049a000.statahead_min=8
llite.lustre-ffff9db61049a000.statahead_batch_max=64
llite.lustre-ffff9db61049a000.statahead_max=128