On 9/13/22 14:27, Kevin Traynor wrote: > On 05/09/2022 12:50, Sunil Pai G wrote: >> Improve the test by adding and varying the MTU of a vhost port to check if >> relevant mempools are created/(re)used. >> >> Signed-off-by: Sunil Pai G <sunil.pa...@intel.com> > > Thanks Sunil. Checked on master and branch-3.0 and working fine. > > Acked-by: Kevin Traynor <ktray...@redhat.com>
Hi. I have one question: Does this test require testpmd? I mean, if we're not testing vhost-user specifically, we should, probably, reduce the number of components involved and just use dpdk 'null' ports, for example. Best regards, Ilya Maximets. > >> --- >> tests/system-dpdk.at | 61 +++++++++++++++++++++++++++++++++++++++++--- >> 1 file changed, 58 insertions(+), 3 deletions(-) >> >> diff --git a/tests/system-dpdk.at b/tests/system-dpdk.at >> index 15f97097a..f3bf7065d 100644 >> --- a/tests/system-dpdk.at >> +++ b/tests/system-dpdk.at >> @@ -1123,17 +1123,72 @@ dnl >> -------------------------------------------------------------------------- >> dnl Setup user configured mempools >> AT_SETUP([OVS-DPDK - user configured mempool]) >> AT_KEYWORDS([dpdk]) >> +AT_SKIP_IF([! which dpdk-testpmd >/dev/null 2>/dev/null]) >> OVS_DPDK_PRE_CHECK() >> OVS_DPDK_START_OVSDB() >> OVS_DPDK_START_VSWITCHD() >> -AT_CHECK([ovs-vsctl --no-wait set Open_vSwitch . >> other_config:shared-mempool-config=9000,6000,1500]) >> +AT_CHECK([ovs-vsctl --no-wait set Open_vSwitch . >> other_config:shared-mempool-config=8000,6000,1500]) >> AT_CHECK([ovs-vsctl --no-wait set Open_vSwitch . >> other_config:dpdk-init=true]) >> -CHECK_MEMPOOL_PARAM([9000], [ALL], []) >> +CHECK_MEMPOOL_PARAM([8000], [ALL], []) >> CHECK_MEMPOOL_PARAM([6000], [ALL], []) >> CHECK_MEMPOOL_PARAM([1500], [ALL], []) >> -OVS_VSWITCHD_STOP("[SYSTEM_DPDK_ALLOWED_LOGS]") >> +AT_CHECK(ovs-appctl vlog/set netdev_dpdk:dbg) >> + >> +dnl Find number of sockets >> +AT_CHECK([lscpu], [], [stdout]) >> +AT_CHECK([cat stdout | grep "NUMA node(s)" | awk '{c=1; while (c++<$(3)) >> {printf "512,"}; print "512"}' > NUMA_NODE]) >> + >> +dnl Add userspace bridge and vhostuser-client port >> +AT_CHECK([ovs-vsctl add-br br10 -- set bridge br10 datapath_type=netdev]) >> +AT_CHECK([ovs-vsctl add-port br10 dpdkvhostuserclient0 -- set Interface >> dpdkvhostuserclient0 type=dpdkvhostuserclient >> options:vhost-server-path=$OVS_RUNDIR/dpdkvhostclient0], [], [stdout], >> [stderr]) >> +AT_CHECK([ovs-vsctl show], [], [stdout]) >> +sleep 2 >> + >> +dnl Parse log file for vhost init >> +AT_CHECK([grep "VHOST_CONFIG: vhost-user client: socket created" >> ovs-vswitchd.log], [], [stdout]) >> +AT_CHECK([grep "vHost User device 'dpdkvhostuserclient0' created in >> 'client' mode, using client socket" ovs-vswitchd.log], [], [stdout]) >> +AT_CHECK([grep "VHOST_CONFIG: $OVS_RUNDIR/dpdkvhostclient0: >> reconnecting..." ovs-vswitchd.log], [], [stdout]) >> + >> +dnl Execute testpmd in background >> +on_exit "pkill -f -x -9 'tail -f /dev/null'" >> +tail -f /dev/null | dpdk-testpmd --socket-mem="$(cat NUMA_NODE)" --no-pci\ >> + >> --vdev="net_virtio_user,path=$OVS_RUNDIR/dpdkvhostclient0,server=1" \ >> + --file-prefix page0 --single-file-segments -- -a > >> $OVS_RUNDIR/testpmd-dpdkvhostuserclient0.log 2>&1 & >> + >> +OVS_WAIT_UNTIL([grep "virtio is now ready for processing" ovs-vswitchd.log]) >> + >> +dnl Check if the right user configured mempool is found for default MTU >> (1500) >> +AT_CHECK([grep "Found user configured shared mempool .* suitable for port >> with MTU 1500" ovs-vswitchd.log], [], [stdout]) >> +AT_CHECK([grep "Port dpdkvhostuserclient0: Requesting a mempool" >> ovs-vswitchd.log], [], [stdout]) >> + >> +dnl Change the MTU value to 7000 to trigger mempool change >> +TMP=$(($(cat ovs-vswitchd.log | wc -l | tr -d [[:blank:]])+1)) >> +AT_CHECK(ovs-vsctl set Interface dpdkvhostuserclient0 mtu_request=7000) >> +OVS_WAIT_UNTIL([tail -n +$TMP ovs-vswitchd.log | grep "Found user >> configured shared mempool .* suitable for port with MTU 7000"]) >> +OVS_WAIT_UNTIL([tail -n +$TMP ovs-vswitchd.log | grep "Port >> dpdkvhostuserclient0: Requesting a mempool"]) >> + >> +dnl Change back the MTU value to 1500 to trigger mempool change (re-use) >> +TMP=$(($(cat ovs-vswitchd.log | wc -l | tr -d [[:blank:]])+1)) >> +AT_CHECK(ovs-vsctl set Interface dpdkvhostuserclient0 mtu_request=1500) >> +OVS_WAIT_UNTIL([tail -n +$TMP ovs-vswitchd.log | grep "Found user >> configured shared mempool .* suitable for port with MTU 1500"]) >> +OVS_WAIT_UNTIL([tail -n +$TMP ovs-vswitchd.log | grep "Reusing mempool"]) >> + >> +dnl Change the MTU value beyond the max value in shared-mempool-config list >> +TMP=$(($(cat ovs-vswitchd.log | wc -l | tr -d [[:blank:]])+1)) >> +AT_CHECK(ovs-vsctl set Interface dpdkvhostuserclient0 mtu_request=9000) >> +OVS_WAIT_UNTIL([tail -n +$TMP ovs-vswitchd.log | grep "No user configured >> shared mempool mbuf sizes found suitable for port with MTU 9000"]) >> +OVS_WAIT_UNTIL([tail -n +$TMP ovs-vswitchd.log | grep "Port >> dpdkvhostuserclient0: Requesting a mempool"]) >> + >> +dnl Clean up the testpmd now >> +pkill -f -x -9 'tail -f /dev/null' >> + >> +dnl Clean up >> +AT_CHECK([ovs-vsctl del-port br10 dpdkvhostuserclient0], [], [stdout], >> [stderr]) >> +OVS_VSWITCHD_STOP("m4_join([], [SYSTEM_DPDK_ALLOWED_LOGS], [ >> +\@VHOST_CONFIG: failed to connect to $OVS_RUNDIR/dpdkvhostclient0: No such >> file or directory@d >> +])") >> AT_CLEANUP >> dnl >> -------------------------------------------------------------------------- > > _______________________________________________ > dev mailing list > d...@openvswitch.org > https://mail.openvswitch.org/mailman/listinfo/ovs-dev > _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev