== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:51:13 (1787863873)
llite.lustre-ffff9f04e82d8800.statahead_max=1024
llite.lustre-ffff9f04e82d8800.statahead_batch_max=32
llite.lustre-ffff9f04e82d8800.statahead_min=64
llite.lustre-ffff9f04e82d8800.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 9.35 seconds: 106.98 ops/second
llite.lustre-ffff9f04e82d8800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f04e82d8800.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:            1787863892.946679279 secs.nsecs
start_time:               1787863888.768033511 secs.nsecs
elapsed_time:             4.178645768 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         7   8  14
4:		        10  11  26
8:		         2   2  28
16:		         1   1  29
32:		        61  70 100
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:            1787863923.476378107 secs.nsecs
start_time:               1787863888.768033511 secs.nsecs
elapsed_time:             34.708344596 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         7   7  15
4:		        10  11  27
8:		         2   2  29
16:		         1   1  30
32:		        61  69 100
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 8.66 seconds: 115.49 ops/second
llite.lustre-ffff9f04e82d8800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f04e82d8800.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:            1787863942.269765394 secs.nsecs
start_time:               1787863938.371645456 secs.nsecs
elapsed_time:             3.898119938 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         1   1   6
4:		         3   4  10
8:		         5   6  17
16:		         3   4  21
32:		        59  78 100
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:            1787863972.886916033 secs.nsecs
start_time:               1787863938.371645456 secs.nsecs
elapsed_time:             34.515270577 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         1   1   7
4:		         3   3  11
8:		         5   6  17
16:		         4   5  23
32:		        60  76 100
 - unlinked 0 (time 1787863981 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
 - unlinked 0 (time 1787863994 ; total 0 ; last 0)
total: 1000 unlinks in 18 seconds: 55.555557 unlinks/second
llite.lustre-ffff9f04e82d8800.enable_statahead_fname=1
llite.lustre-ffff9f04e82d8800.statahead_min=8
llite.lustre-ffff9f04e82d8800.statahead_batch_max=64
llite.lustre-ffff9f04e82d8800.statahead_max=128