== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:57:35 (1788281855)
llite.lustre-ffff8c06f75b2000.statahead_max=1024
llite.lustre-ffff8c06f75b2000.statahead_batch_max=32
llite.lustre-ffff8c06f75b2000.statahead_min=64
llite.lustre-ffff8c06f75b2000.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 6.11 seconds: 163.76 ops/second
llite.lustre-ffff8c06f75b2000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c06f75b2000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c06f75b2000.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:            1788281870.872276285 secs.nsecs
start_time:               1788281866.697321868 secs.nsecs
elapsed_time:             4.174954417 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   7
4:		        10  11  19
8:		         8   9  28
16:		         4   4  32
32:		        59  67 100
snapshot_time:            1788281870.872345065 secs.nsecs
start_time:               1788281866.697455099 secs.nsecs
elapsed_time:             4.174889966 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 ''
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:            1788281901.330228585 secs.nsecs
start_time:               1788281866.697321868 secs.nsecs
elapsed_time:             34.632906717 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   8
4:		        10  11  20
8:		         8   8  29
16:		         4   4  33
32:		        59  66 100
snapshot_time:            1788281901.330303226 secs.nsecs
start_time:               1788281866.697455099 secs.nsecs
elapsed_time:             34.632848127 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 5.96 seconds: 167.68 ops/second
llite.lustre-ffff8c06f75b2000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c06f75b2000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c06f75b2000.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:            1788281915.925449609 secs.nsecs
start_time:               1788281912.212244510 secs.nsecs
elapsed_time:             3.713205099 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         3   3  11
4:		        11  12  23
8:		         7   7  31
16:		         3   3  34
32:		        59  65 100
snapshot_time:            1788281915.925542599 secs.nsecs
start_time:               1788281912.212399020 secs.nsecs
elapsed_time:             3.713143579 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: 994
miss_total: 1
snapshot_time:            1788281947.185324261 secs.nsecs
start_time:               1788281912.212244510 secs.nsecs
elapsed_time:             34.973079751 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         3   3  12
4:		        11  12  24
8:		         7   7  31
16:		         3   3  35
32:		        59  64 100
snapshot_time:            1788281947.185382023 secs.nsecs
start_time:               1788281912.212399020 secs.nsecs
elapsed_time:             34.972983003 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788281954 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788281964 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8c06f75b2000.enable_statahead_fname=1
llite.lustre-ffff8c06f75b2000.statahead_min=8
llite.lustre-ffff8c06f75b2000.statahead_batch_max=64
llite.lustre-ffff8c06f75b2000.statahead_max=128