== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 14:44:04 (1787856244)
llite.lustre-ffff981c64df6000.statahead_max=1024
llite.lustre-ffff981c64df6000.statahead_batch_max=32
llite.lustre-ffff981c64df6000.statahead_min=64
llite.lustre-ffff981c64df6000.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 5.59 seconds: 178.89 ops/second
llite.lustre-ffff981c64df6000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff981c64df6000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff981c64df6000.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:            1787856261.330112141 secs.nsecs
start_time:               1787856256.527896708 secs.nsecs
elapsed_time:             4.802215433 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		        11  12  23
8:		         5   5  29
16:		         3   3  32
32:		        59  67 100
snapshot_time:            1787856261.330178281 secs.nsecs
start_time:               1787856256.528011785 secs.nsecs
elapsed_time:             4.802166496 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:            1787856292.408242490 secs.nsecs
start_time:               1787856256.527896708 secs.nsecs
elapsed_time:             35.880345782 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  12
4:		        11  12  24
8:		         5   5  30
16:		         3   3  33
32:		        59  66 100
snapshot_time:            1787856292.408306463 secs.nsecs
start_time:               1787856256.528011785 secs.nsecs
elapsed_time:             35.880294678 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 5.71 seconds: 175.02 ops/second
llite.lustre-ffff981c64df6000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff981c64df6000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff981c64df6000.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:            1787856307.582189464 secs.nsecs
start_time:               1787856303.397547376 secs.nsecs
elapsed_time:             4.184642088 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         1   1   2
4:		         2   2   5
8:		         5   6  11
16:		        12  15  26
32:		        58  73 100
snapshot_time:            1787856307.582254916 secs.nsecs
start_time:               1787856303.397959601 secs.nsecs
elapsed_time:             4.184295315 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1787856339.013660676 secs.nsecs
start_time:               1787856303.397547376 secs.nsecs
elapsed_time:             35.616113300 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         2   2   6
8:		         5   6  12
16:		        12  15  27
32:		        58  72 100
snapshot_time:            1787856339.014164811 secs.nsecs
start_time:               1787856303.397959601 secs.nsecs
elapsed_time:             35.616205210 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787856348 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787856357 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff981c64df6000.enable_statahead_fname=1
llite.lustre-ffff981c64df6000.statahead_min=8
llite.lustre-ffff981c64df6000.statahead_batch_max=64
llite.lustre-ffff981c64df6000.statahead_max=128