== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 03:08:05 (1733645285)
llite.lustre-ffff8800989de800.statahead_max=1024
llite.lustre-ffff8800989de800.statahead_batch_max=32
llite.lustre-ffff8800989de800.statahead_min=64
llite.lustre-ffff8800989de800.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 2.13 seconds: 470.18 ops/second
llite.lustre-ffff8800989de800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800989de800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800989de800.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:            1733645290.430608284 secs.nsecs
start_time:               1733645289.705771958 secs.nsecs
elapsed_time:             0.724836326 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   8   8
2:		         1   1   9
4:		        20  21  31
8:		         2   2  34
16:		         0   0  34
32:		        60  65 100
snapshot_time:            1733645290.430730670 secs.nsecs
start_time:               1733645289.705922502 secs.nsecs
elapsed_time:             0.724808168 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:            1733645320.743053328 secs.nsecs
start_time:               1733645289.705771958 secs.nsecs
elapsed_time:             31.037281370 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9   9   9
2:		         1   1  10
4:		        20  21  32
8:		         2   2  34
16:		         0   0  34
32:		        60  65 100
snapshot_time:            1733645320.743268248 secs.nsecs
start_time:               1733645289.705922502 secs.nsecs
elapsed_time:             31.037345746 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 2.05 seconds: 487.19 ops/second
llite.lustre-ffff8800989de800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800989de800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800989de800.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:            1733645324.881358535 secs.nsecs
start_time:               1733645324.350789984 secs.nsecs
elapsed_time:             0.530568551 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         0   0   8
4:		         0   0   8
8:		        22  25  33
16:		         0   0  33
32:		        58  66 100
snapshot_time:            1733645324.881534128 secs.nsecs
start_time:               1733645324.350947958 secs.nsecs
elapsed_time:             0.530586170 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: 995
miss_total: 0
snapshot_time:            1733645355.079347056 secs.nsecs
start_time:               1733645324.350789984 secs.nsecs
elapsed_time:             30.728557072 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   9   9
2:		         0   0   9
4:		         0   0   9
8:		        22  25  34
16:		         0   0  34
32:		        58  65 100
snapshot_time:            1733645355.079575086 secs.nsecs
start_time:               1733645324.350947958 secs.nsecs
elapsed_time:             30.728627128 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1733645357 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1733645361 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff8800989de800.enable_statahead_fname=1
llite.lustre-ffff8800989de800.statahead_min=8
llite.lustre-ffff8800989de800.statahead_batch_max=64
llite.lustre-ffff8800989de800.statahead_max=128