== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:10:51 (1786810251)
llite.lustre-ffff93dd44537800.statahead_max=1024
llite.lustre-ffff93dd44537800.statahead_batch_max=32
llite.lustre-ffff93dd44537800.statahead_min=64
llite.lustre-ffff93dd44537800.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 7.03 seconds: 142.16 ops/second
llite.lustre-ffff93dd44537800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93dd44537800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93dd44537800.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:            1786810268.747837447 secs.nsecs
start_time:               1786810264.374249010 secs.nsecs
elapsed_time:             4.373588437 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   7  12
4:		         8   9  22
8:		         5   5  28
16:		         1   1  29
32:		        60  70 100
snapshot_time:            1786810268.747910713 secs.nsecs
start_time:               1786810264.375049752 secs.nsecs
elapsed_time:             4.372860961 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:            1786810299.253430367 secs.nsecs
start_time:               1786810264.374249010 secs.nsecs
elapsed_time:             34.879181357 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		         8   9  23
8:		         5   5  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1786810299.253498626 secs.nsecs
start_time:               1786810264.375049752 secs.nsecs
elapsed_time:             34.878448874 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 7.74 seconds: 129.18 ops/second
llite.lustre-ffff93dd44537800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93dd44537800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93dd44537800.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:            1786810316.358845860 secs.nsecs
start_time:               1786810312.628862064 secs.nsecs
elapsed_time:             3.729983796 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		         6   7  15
8:		         4   4  20
16:		        10  11  31
32:		        58  68 100
snapshot_time:            1786810316.359433825 secs.nsecs
start_time:               1786810312.629292818 secs.nsecs
elapsed_time:             3.730141007 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:            1786810347.240674135 secs.nsecs
start_time:               1786810312.628862064 secs.nsecs
elapsed_time:             34.611812071 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         3   3   9
4:		         6   6  16
8:		         4   4  20
16:		        10  11  32
32:		        58  67 100
snapshot_time:            1786810347.240748288 secs.nsecs
start_time:               1786810312.629292818 secs.nsecs
elapsed_time:             34.611455470 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786810360 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1786810372 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff93dd44537800.enable_statahead_fname=1
llite.lustre-ffff93dd44537800.statahead_min=8
llite.lustre-ffff93dd44537800.statahead_batch_max=64
llite.lustre-ffff93dd44537800.statahead_max=128