== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:48:34 (1787795314)
llite.lustre-ffff9df181cbc800.statahead_max=1024
llite.lustre-ffff9df181cbc800.statahead_batch_max=32
llite.lustre-ffff9df181cbc800.statahead_min=64
llite.lustre-ffff9df181cbc800.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 5.36 seconds: 186.54 ops/second
llite.lustre-ffff9df181cbc800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9df181cbc800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9df181cbc800.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:            1787795327.946184601 secs.nsecs
start_time:               1787795324.628585250 secs.nsecs
elapsed_time:             3.317599351 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         6   6  11
4:		         8   9  20
8:		         9  10  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1787795327.946265489 secs.nsecs
start_time:               1787795324.628654909 secs.nsecs
elapsed_time:             3.317610580 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: 993
miss_total: 2
snapshot_time:            1787795358.625559512 secs.nsecs
start_time:               1787795324.628585250 secs.nsecs
elapsed_time:             33.996974262 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   6  12
4:		         8   9  21
8:		         9  10  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1787795358.625622117 secs.nsecs
start_time:               1787795324.628654909 secs.nsecs
elapsed_time:             33.996967208 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 4.85 seconds: 206.21 ops/second
llite.lustre-ffff9df181cbc800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9df181cbc800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9df181cbc800.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:            1787795369.956932141 secs.nsecs
start_time:               1787795366.834292953 secs.nsecs
elapsed_time:             3.122639188 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   6  10
4:		         3   3  13
8:		        11  12  26
16:		         5   5  31
32:		        60  68 100
snapshot_time:            1787795369.956984754 secs.nsecs
start_time:               1787795366.837010589 secs.nsecs
elapsed_time:             3.119974165 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: 995
miss_total: 0
snapshot_time:            1787795401.466882892 secs.nsecs
start_time:               1787795366.834292953 secs.nsecs
elapsed_time:             34.632589939 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         6   6  11
4:		         3   3  14
8:		        11  12  26
16:		         5   5  32
32:		        60  67 100
snapshot_time:            1787795401.466963965 secs.nsecs
start_time:               1787795366.837010589 secs.nsecs
elapsed_time:             34.629953376 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787795407 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787795416 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9df181cbc800.enable_statahead_fname=1
llite.lustre-ffff9df181cbc800.statahead_min=8
llite.lustre-ffff9df181cbc800.statahead_batch_max=64
llite.lustre-ffff9df181cbc800.statahead_max=128