== conf-sanity test 165: automatic at_min scaling based on expected clients ========================================================== 04:07:38 (1788854858)
start mds service on oleg618-server
Loading modules from /home/green/git/lustre-release/lustre
detected 4 online CPUs by sysfs
MODOPTS_LIBCFS=
Force libcfs to create 2 CPU partitions
ptlrpc/ptlrpc options: 'lbug_on_grant_miscount=1'
quota/lquota options: 'hash_lqs_cur_bits=3'
mdt/mdt options: 'mdt_enable_flr_ec=1'
-rwxr-xr-x. 1 green green 1931560 Sep  8 01:49 /home/green/git/lustre-release/lustre/utils/mount.lustre
-rwxr-xr-x. 1 root  root       12 Jan 31  2019 /usr/sbin/mount.lustre
mount --bind /home/green/git/lustre-release/lustre/utils/mount.lustre /usr/sbin/mount.lustre
loading modules on: 'oleg618-server'
oleg618-server: oleg618-server.virtnet: executing load_modules_local
oleg618-server: kmemleak disabled
oleg618-server: Loading modules from /home/green/git/lustre-release/lustre
oleg618-server: detected 4 online CPUs by sysfs
oleg618-server: MODOPTS_LIBCFS=
oleg618-server: Force libcfs to create 2 CPU partitions
oleg618-server: ptlrpc/ptlrpc options: 'lbug_on_grant_miscount=1'
oleg618-server: quota/lquota options: 'hash_lqs_cur_bits=3'
oleg618-server: mdt/mdt options: 'mdt_enable_flr_ec=1'
oleg618-server: /usr/sbin/ not writable for /usr/sbin/mount.lustre_tgt
Start mds1: mount -t lustre -o localrecov  /dev/mapper/mds1_flakey /mnt/lustre-mds1
oleg618-server: oleg618-server.virtnet: executing set_default_debug -1 all
pdsh@oleg618-client: oleg618-server: ssh exited with exit code 1
Started lustre-MDT0000
start mds service on oleg618-server
Start mds2: mount -t lustre -o localrecov  /dev/mapper/mds2_flakey /mnt/lustre-mds2
oleg618-server: oleg618-server.virtnet: executing set_default_debug -1 all
pdsh@oleg618-client: oleg618-server: ssh exited with exit code 1
Started lustre-MDT0001
oleg618-client.virtnet: executing wait_import_state_mount FULL mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0
oleg618-client.virtnet: executing wait_import_state_mount FULL mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0
start ost1 service on oleg618-server
Start ost1: mount -t lustre -o localrecov  /dev/mapper/ost1_flakey /mnt/lustre-ost1
seq.cli-lustre-OST0000-super.width=65536
oleg618-server: oleg618-server.virtnet: executing set_default_debug -1 all
pdsh@oleg618-client: oleg618-server: ssh exited with exit code 1
Started lustre-OST0000
oleg618-client.virtnet: executing wait_import_state_mount (FULL|IDLE) osc.lustre-OST0000-osc-[-0-9a-f]*.ost_server_uuid 1475 0
mount lustre  on /mnt/lustre.....
Starting client: oleg618-client.virtnet:  -o user_xattr,flock 192.168.206.118@tcp:/lustre /mnt/lustre
Testing automatic AT parameter scaling
at_min=0
expected_clients=8
8 clients -> at_min=5
at_min=0
expected_clients=16
16 clients -> at_min=5
at_min=0
expected_clients=32
32 clients -> at_min=5
at_min=0
expected_clients=64
64 clients -> at_min=7
at_min=0
expected_clients=256
256 clients -> at_min=12
at_min=0
expected_clients=5000
5000 clients -> at_min=22
at_min=0
expected_clients=1
Minimum bound respected
expected_clients=1000
expected_clients=10000
Logarithmic scaling verified
at_min=0
at_max=20
expected_clients=5000
Invariant at_min <= at_max respected with lowered at_max
at_min=0
at_min=15
expected_clients=10000
All automatic at_min scaling tests passed!
at_max=600
expected_clients=1
at_min=0
at_min=5
umount lustre on /mnt/lustre.....
Stopping client oleg618-client.virtnet /mnt/lustre (opts:)
stop ost1 service on oleg618-server
Stopping /mnt/lustre-ost1 (opts:-f) on oleg618-server
stop mds service on oleg618-server
Stopping /mnt/lustre-mds1 (opts:-f) on oleg618-server
stop mds service on oleg618-server
Stopping /mnt/lustre-mds2 (opts:-f) on oleg618-server
unloading modules via unload_modules_local on: 'oleg618-server'
oleg618-server: oleg618-server.virtnet: executing unload_modules_local
oleg618-server: kmemleak disabled
modules unloaded.