== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:05:09 (1787612709)
llite.lustre-ffff9e46f234c800.statahead_max=1024
llite.lustre-ffff9e46f234c800.statahead_batch_max=32
llite.lustre-ffff9e46f234c800.statahead_min=64
llite.lustre-ffff9e46f234c800.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 6.61 seconds: 151.34 ops/second
llite.lustre-ffff9e46f234c800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e46f234c800.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:            1787612726.300457166 secs.nsecs
start_time:               1787612721.793588996 secs.nsecs
elapsed_time:             4.506868170 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   5
4:		        15  17  23
8:		         3   3  26
16:		         3   3  30
32:		        60  69 100
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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787612756.998942693 secs.nsecs
start_time:               1787612721.793588996 secs.nsecs
elapsed_time:             35.205353697 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         1   1   6
4:		        15  17  24
8:		         3   3  27
16:		         3   3  31
32:		        60  68 100
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 6.42 seconds: 155.82 ops/second
llite.lustre-ffff9e46f234c800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e46f234c800.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:            1787612770.544067249 secs.nsecs
start_time:               1787612767.568186658 secs.nsecs
elapsed_time:             2.975880591 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         5   6  12
8:		         3   3  15
16:		        10  12  28
32:		        59  71 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s 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:            1787612802.128214274 secs.nsecs
start_time:               1787612767.568186658 secs.nsecs
elapsed_time:             34.560027616 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         0   0   7
4:		         5   6  13
8:		         3   3  16
16:		        10  12  28
32:		        59  71 100
 - unlinked 0 (time 1787612814 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787612824 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9e46f234c800.enable_statahead_fname=1
llite.lustre-ffff9e46f234c800.statahead_min=8
llite.lustre-ffff9e46f234c800.statahead_batch_max=64
llite.lustre-ffff9e46f234c800.statahead_max=128