selftests: mlxsw: Add shared buffer traffic test
Test the max shared buffer occupancy for port's pool and port's TC's (using different types of packets). Signed-off-by: Shalom Toledo <shalomt@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Shalom Toledo
David S. Miller
parent
4240dbd8f3
commit
a865ad9996
|
|
@ -0,0 +1,222 @@
|
|||
#!/bin/bash
|
||||
# SPDX-License-Identifier: GPL-2.0
|
||||
|
||||
ALL_TESTS="
|
||||
port_pool_test
|
||||
port_tc_ip_test
|
||||
port_tc_arp_test
|
||||
"
|
||||
|
||||
NUM_NETIFS=2
|
||||
source ../../../net/forwarding/lib.sh
|
||||
source ../../../net/forwarding/devlink_lib.sh
|
||||
source mlxsw_lib.sh
|
||||
|
||||
SB_POOL_ING=0
|
||||
SB_POOL_EGR_CPU=10
|
||||
|
||||
SB_ITC_CPU_IP=3
|
||||
SB_ITC_CPU_ARP=2
|
||||
SB_ITC=0
|
||||
|
||||
h1_create()
|
||||
{
|
||||
simple_if_init $h1 192.0.1.1/24
|
||||
}
|
||||
|
||||
h1_destroy()
|
||||
{
|
||||
simple_if_fini $h1 192.0.1.1/24
|
||||
}
|
||||
|
||||
h2_create()
|
||||
{
|
||||
simple_if_init $h2 192.0.1.2/24
|
||||
}
|
||||
|
||||
h2_destroy()
|
||||
{
|
||||
simple_if_fini $h2 192.0.1.2/24
|
||||
}
|
||||
|
||||
sb_occ_pool_check()
|
||||
{
|
||||
local dl_port=$1; shift
|
||||
local pool=$1; shift
|
||||
local exp_max_occ=$1
|
||||
local max_occ
|
||||
local err=0
|
||||
|
||||
max_occ=$(devlink sb -j occupancy show $dl_port \
|
||||
| jq -e ".[][][\"pool\"][\"$pool\"][\"max\"]")
|
||||
|
||||
if [[ "$max_occ" -ne "$exp_max_occ" ]]; then
|
||||
err=1
|
||||
fi
|
||||
|
||||
echo $max_occ
|
||||
return $err
|
||||
}
|
||||
|
||||
sb_occ_itc_check()
|
||||
{
|
||||
local dl_port=$1; shift
|
||||
local itc=$1; shift
|
||||
local exp_max_occ=$1
|
||||
local max_occ
|
||||
local err=0
|
||||
|
||||
max_occ=$(devlink sb -j occupancy show $dl_port \
|
||||
| jq -e ".[][][\"itc\"][\"$itc\"][\"max\"]")
|
||||
|
||||
if [[ "$max_occ" -ne "$exp_max_occ" ]]; then
|
||||
err=1
|
||||
fi
|
||||
|
||||
echo $max_occ
|
||||
return $err
|
||||
}
|
||||
|
||||
sb_occ_etc_check()
|
||||
{
|
||||
local dl_port=$1; shift
|
||||
local etc=$1; shift
|
||||
local exp_max_occ=$1; shift
|
||||
local max_occ
|
||||
local err=0
|
||||
|
||||
max_occ=$(devlink sb -j occupancy show $dl_port \
|
||||
| jq -e ".[][][\"etc\"][\"$etc\"][\"max\"]")
|
||||
|
||||
if [[ "$max_occ" -ne "$exp_max_occ" ]]; then
|
||||
err=1
|
||||
fi
|
||||
|
||||
echo $max_occ
|
||||
return $err
|
||||
}
|
||||
|
||||
port_pool_test()
|
||||
{
|
||||
local exp_max_occ=288
|
||||
local max_occ
|
||||
|
||||
devlink sb occupancy clearmax $DEVLINK_DEV
|
||||
|
||||
$MZ $h1 -c 1 -p 160 -a $h1mac -b $h2mac -A 192.0.1.1 -B 192.0.1.2 \
|
||||
-t ip -q
|
||||
|
||||
devlink sb occupancy snapshot $DEVLINK_DEV
|
||||
|
||||
RET=0
|
||||
max_occ=$(sb_occ_pool_check $dl_port1 $SB_POOL_ING $exp_max_occ)
|
||||
check_err $? "Expected iPool($SB_POOL_ING) max occupancy to be $exp_max_occ, but got $max_occ"
|
||||
log_test "physical port's($h1) ingress pool"
|
||||
|
||||
RET=0
|
||||
max_occ=$(sb_occ_pool_check $dl_port2 $SB_POOL_ING $exp_max_occ)
|
||||
check_err $? "Expected iPool($SB_POOL_ING) max occupancy to be $exp_max_occ, but got $max_occ"
|
||||
log_test "physical port's($h2) ingress pool"
|
||||
|
||||
RET=0
|
||||
max_occ=$(sb_occ_pool_check $cpu_dl_port $SB_POOL_EGR_CPU $exp_max_occ)
|
||||
check_err $? "Expected ePool($SB_POOL_EGR_CPU) max occupancy to be $exp_max_occ, but got $max_occ"
|
||||
log_test "CPU port's egress pool"
|
||||
}
|
||||
|
||||
port_tc_ip_test()
|
||||
{
|
||||
local exp_max_occ=288
|
||||
local max_occ
|
||||
|
||||
devlink sb occupancy clearmax $DEVLINK_DEV
|
||||
|
||||
$MZ $h1 -c 1 -p 160 -a $h1mac -b $h2mac -A 192.0.1.1 -B 192.0.1.2 \
|
||||
-t ip -q
|
||||
|
||||
devlink sb occupancy snapshot $DEVLINK_DEV
|
||||
|
||||
RET=0
|
||||
max_occ=$(sb_occ_itc_check $dl_port2 $SB_ITC $exp_max_occ)
|
||||
check_err $? "Expected ingress TC($SB_ITC) max occupancy to be $exp_max_occ, but got $max_occ"
|
||||
log_test "physical port's($h1) ingress TC - IP packet"
|
||||
|
||||
RET=0
|
||||
max_occ=$(sb_occ_itc_check $dl_port2 $SB_ITC $exp_max_occ)
|
||||
check_err $? "Expected ingress TC($SB_ITC) max occupancy to be $exp_max_occ, but got $max_occ"
|
||||
log_test "physical port's($h2) ingress TC - IP packet"
|
||||
|
||||
RET=0
|
||||
max_occ=$(sb_occ_etc_check $cpu_dl_port $SB_ITC_CPU_IP $exp_max_occ)
|
||||
check_err $? "Expected egress TC($SB_ITC_CPU_IP) max occupancy to be $exp_max_occ, but got $max_occ"
|
||||
log_test "CPU port's egress TC - IP packet"
|
||||
}
|
||||
|
||||
port_tc_arp_test()
|
||||
{
|
||||
local exp_max_occ=96
|
||||
local max_occ
|
||||
|
||||
if [[ $MLXSW_CHIP != "mlxsw_spectrum" ]]; then
|
||||
exp_max_occ=144
|
||||
fi
|
||||
|
||||
devlink sb occupancy clearmax $DEVLINK_DEV
|
||||
|
||||
$MZ $h1 -c 1 -p 160 -a $h1mac -A 192.0.1.1 -t arp -q
|
||||
|
||||
devlink sb occupancy snapshot $DEVLINK_DEV
|
||||
|
||||
RET=0
|
||||
max_occ=$(sb_occ_itc_check $dl_port2 $SB_ITC $exp_max_occ)
|
||||
check_err $? "Expected ingress TC($SB_ITC) max occupancy to be $exp_max_occ, but got $max_occ"
|
||||
log_test "physical port's($h1) ingress TC - ARP packet"
|
||||
|
||||
RET=0
|
||||
max_occ=$(sb_occ_itc_check $dl_port2 $SB_ITC $exp_max_occ)
|
||||
check_err $? "Expected ingress TC($SB_ITC) max occupancy to be $exp_max_occ, but got $max_occ"
|
||||
log_test "physical port's($h2) ingress TC - ARP packet"
|
||||
|
||||
RET=0
|
||||
max_occ=$(sb_occ_etc_check $cpu_dl_port $SB_ITC_CPU_ARP $exp_max_occ)
|
||||
check_err $? "Expected egress TC($SB_ITC_IP2ME) max occupancy to be $exp_max_occ, but got $max_occ"
|
||||
log_test "CPU port's egress TC - ARP packet"
|
||||
}
|
||||
|
||||
setup_prepare()
|
||||
{
|
||||
h1=${NETIFS[p1]}
|
||||
h2=${NETIFS[p2]}
|
||||
|
||||
h1mac=$(mac_get $h1)
|
||||
h2mac=$(mac_get $h2)
|
||||
|
||||
dl_port1=$(devlink_port_by_netdev $h1)
|
||||
dl_port2=$(devlink_port_by_netdev $h2)
|
||||
|
||||
cpu_dl_port=$(devlink_cpu_port_get)
|
||||
|
||||
vrf_prepare
|
||||
|
||||
h1_create
|
||||
h2_create
|
||||
}
|
||||
|
||||
cleanup()
|
||||
{
|
||||
pre_cleanup
|
||||
|
||||
h2_destroy
|
||||
h1_destroy
|
||||
|
||||
vrf_cleanup
|
||||
}
|
||||
|
||||
trap cleanup EXIT
|
||||
|
||||
setup_prepare
|
||||
setup_wait
|
||||
|
||||
tests_run
|
||||
|
||||
exit $EXIT_STATUS
|
||||
Loading…
Reference in New Issue