== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:54:57 (1783144497)
llite.lustre-ffff8bdd02bdb000.statahead_max=1024
llite.lustre-ffff8bdd02bdb000.statahead_batch_max=32
llite.lustre-ffff8bdd02bdb000.statahead_min=64
llite.lustre-ffff8bdd02bdb000.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 1.41 seconds: 709.68 ops/second
llite.lustre-ffff8bdd02bdb000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8bdd02bdb000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8bdd02bdb000.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:            1783144503.103520584 secs.nsecs
start_time:               1783144501.185757383 secs.nsecs
elapsed_time:             1.917763201 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		        21  24  27
8:		         1   1  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1783144503.103567537 secs.nsecs
start_time:               1783144501.185825370 secs.nsecs
elapsed_time:             1.917742167 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:            1783144533.415283102 secs.nsecs
start_time:               1783144501.185757383 secs.nsecs
elapsed_time:             32.229525719 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         0   0   4
4:		        21  24  28
8:		         1   1  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1783144533.415347199 secs.nsecs
start_time:               1783144501.185825370 secs.nsecs
elapsed_time:             32.229521829 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 1.36 seconds: 737.11 ops/second
llite.lustre-ffff8bdd02bdb000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8bdd02bdb000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8bdd02bdb000.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:            1783144538.742683303 secs.nsecs
start_time:               1783144536.704912029 secs.nsecs
elapsed_time:             2.037771274 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  12  12
2:		         1   1  13
4:		         3   3  16
8:		        14  15  31
16:		         4   4  36
32:		        58  63 100
snapshot_time:            1783144538.742741728 secs.nsecs
start_time:               1783144536.704984833 secs.nsecs
elapsed_time:             2.037756895 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1783144570.104590231 secs.nsecs
start_time:               1783144536.704912029 secs.nsecs
elapsed_time:             33.399678202 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  13  13
2:		         1   1  14
4:		         3   3  17
8:		        14  15  32
16:		         4   4  36
32:		        58  63 100
snapshot_time:            1783144570.104629856 secs.nsecs
start_time:               1783144536.704984833 secs.nsecs
elapsed_time:             33.399645023 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1783144572 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1783144575 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff8bdd02bdb000.enable_statahead_fname=1
llite.lustre-ffff8bdd02bdb000.statahead_min=8
llite.lustre-ffff8bdd02bdb000.statahead_batch_max=64
llite.lustre-ffff8bdd02bdb000.statahead_max=128