== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:33:14 (1785411194)
llite.lustre-ffff963d82d0b000.statahead_max=1024
llite.lustre-ffff963d82d0b000.statahead_batch_max=32
llite.lustre-ffff963d82d0b000.statahead_min=64
llite.lustre-ffff963d82d0b000.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 9.37 seconds: 106.69 ops/second
llite.lustre-ffff963d82d0b000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff963d82d0b000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff963d82d0b000.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:            1785411224.028849187 secs.nsecs
start_time:               1785411215.571484615 secs.nsecs
elapsed_time:             8.457364572 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         7   8  13
4:		         4   4  18
8:		         5   6  24
16:		         3   3  27
32:		        60  72 100
snapshot_time:            1785411224.028934893 secs.nsecs
start_time:               1785411215.571593860 secs.nsecs
elapsed_time:             8.457341033 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:            1785411254.528269072 secs.nsecs
start_time:               1785411215.571484615 secs.nsecs
elapsed_time:             38.956784457 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         7   8  14
4:		         4   4  19
8:		         5   5  25
16:		         3   3  28
32:		        60  71 100
snapshot_time:            1785411254.528351230 secs.nsecs
start_time:               1785411215.571593860 secs.nsecs
elapsed_time:             38.956757370 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 8.77 seconds: 113.98 ops/second
llite.lustre-ffff963d82d0b000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff963d82d0b000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff963d82d0b000.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:            1785411278.163093118 secs.nsecs
start_time:               1785411272.167851647 secs.nsecs
elapsed_time:             5.995241471 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         5   6  13
8:		        10  12  25
16:		         1   1  26
32:		        61  73 100
snapshot_time:            1785411278.163338104 secs.nsecs
start_time:               1785411272.169325177 secs.nsecs
elapsed_time:             5.994012927 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: 994
miss_total: 1
snapshot_time:            1785411309.284847578 secs.nsecs
start_time:               1785411272.167851647 secs.nsecs
elapsed_time:             37.116995931 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         2   2   8
4:		         5   5  14
8:		        10  11  26
16:		         1   1  27
32:		        61  72 100
snapshot_time:            1785411309.284903887 secs.nsecs
start_time:               1785411272.169325177 secs.nsecs
elapsed_time:             37.115578710 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1785411320 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
 - unlinked 0 (time 1785411336 ; total 0 ; last 0)
total: 1000 unlinks in 16 seconds: 62.500000 unlinks/second
llite.lustre-ffff963d82d0b000.enable_statahead_fname=1
llite.lustre-ffff963d82d0b000.statahead_min=8
llite.lustre-ffff963d82d0b000.statahead_batch_max=64
llite.lustre-ffff963d82d0b000.statahead_max=128