== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:06:25 (1786835185)
llite.lustre-ffff953505d83000.statahead_max=1024
llite.lustre-ffff953505d83000.statahead_batch_max=32
llite.lustre-ffff953505d83000.statahead_min=64
llite.lustre-ffff953505d83000.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 4.04 seconds: 247.45 ops/second
llite.lustre-ffff953505d83000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff953505d83000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff953505d83000.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:            1786835196.650006829 secs.nsecs
start_time:               1786835193.523185830 secs.nsecs
elapsed_time:             3.126820999 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   7
4:		        15  16  24
8:		         3   3  28
16:		         5   5  33
32:		        59  66 100
snapshot_time:            1786835196.650050962 secs.nsecs
start_time:               1786835193.523432859 secs.nsecs
elapsed_time:             3.126618103 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1786835227.882959578 secs.nsecs
start_time:               1786835193.523185830 secs.nsecs
elapsed_time:             34.359773748 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         3   3   8
4:		        15  16  25
8:		         3   3  28
16:		         5   5  34
32:		        59  65 100
snapshot_time:            1786835227.883028413 secs.nsecs
start_time:               1786835193.523432859 secs.nsecs
elapsed_time:             34.359595554 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 4.31 seconds: 232.06 ops/second
llite.lustre-ffff953505d83000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff953505d83000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff953505d83000.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:            1786835240.338647749 secs.nsecs
start_time:               1786835236.959841995 secs.nsecs
elapsed_time:             3.378805754 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        16  16  16
2:		         4   4  20
4:		         3   3  23
8:		        10  10  33
16:		         8   8  41
32:		        57  58 100
snapshot_time:            1786835240.338707727 secs.nsecs
start_time:               1786835236.959971533 secs.nsecs
elapsed_time:             3.378736194 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:            1786835271.497746155 secs.nsecs
start_time:               1786835236.959841995 secs.nsecs
elapsed_time:             34.537904160 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        17  17  17
2:		         4   4  21
4:		         3   3  24
8:		        10  10  34
16:		         8   8  42
32:		        57  57 100
snapshot_time:            1786835271.497834920 secs.nsecs
start_time:               1786835236.959971533 secs.nsecs
elapsed_time:             34.537863387 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786835276 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
 - unlinked 0 (time 1786835282 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
llite.lustre-ffff953505d83000.enable_statahead_fname=1
llite.lustre-ffff953505d83000.statahead_min=8
llite.lustre-ffff953505d83000.statahead_batch_max=64
llite.lustre-ffff953505d83000.statahead_max=128