From da5b1633255f904f7d4f4c38c52df2f7f8e74092 Mon Sep 17 00:00:00 2001 From: Antonio Fischetti Date: Thu, 11 Aug 2016 12:59:46 +0100 Subject: CLI: add Multiqueue params. This patch implements the following new CLI parameters that can be used in the --test-params list. 1. guest_nic_queues, which overrides all GUEST_NIC_QUEUES values 2. guest_testpmd_txq, which overrides all GUEST_TESTPMD_TXQ 3. guest_testpmd_rxq, which overrides all GUEST_TESTPMD_RXQ 4. guest_testpmd_nb_cores, which overrides all GUEST_TESTPMD_NB_CORES values 5. guest_testpmd_cpu_mask, which overrides all GUEST_TESTPMD_CPU_MASK values 6. vswitch_dpdk_multi_queues, which overrides VSWITCH_DPDK_MULTI_QUEUES 7. guest_smp, which overrides all GUEST_SMP values 8. guest_core_binding, which overrides all GUEST_CORE_BINDING values When they are present in the CLI the corresponding settings from the configuration files will be overridden. As an example a usage can be: ./vsperf --test-params "guest_nic_queues=2;guest_testpmd_txq=1;\ guest_testpmd_rxq=1;guest_testpmd_nb_cores=1"... v2: rebase + rework to add other CLI params as suggested and update doc. v3: changes in 'testusage.rst' doc. JIRA: VSPERF-371 Change-Id: I140d6e068c1653d21aaa0df27532a48c4a12c151 Signed-off-by: Antonio Fischetti Reviewed-by: Maryam Tahhan Reviewed-by: Martin Klozik --- vnfs/qemu/qemu.py | 39 ++++++++++++++++++++++++++++++++++++--- 1 file changed, 36 insertions(+), 3 deletions(-) (limited to 'vnfs/qemu/qemu.py') diff --git a/vnfs/qemu/qemu.py b/vnfs/qemu/qemu.py index 01c16a0f..e654ac7e 100644 --- a/vnfs/qemu/qemu.py +++ b/vnfs/qemu/qemu.py @@ -81,6 +81,11 @@ class IVnfQemu(IVnf): self._testpmd_fwd_mode, 'io') self._testpmd_fwd_mode = 'io' + guest_smp = int(get_test_param('guest_smp', 0)) + if guest_smp: + override_list = [guest_smp] * (self._number + 1) + S.setValue('GUEST_SMP', override_list) + name = 'Client%d' % self._number vnc = ':%d' % self._number # don't use taskset to affinize main qemu process; It causes hangup @@ -230,14 +235,18 @@ class IVnfQemu(IVnf): stdin=proc.stdout) proc.wait() + guest_core_binding = int(get_test_param('guest_core_binding', 0)) for cpu in range(0, int(S.getValue('GUEST_SMP')[self._number])): match = None for line in output.decode(cur_locale).split('\n'): match = re.search(thread_id % cpu, line) if match: - self._affinitize_pid( - S.getValue('GUEST_CORE_BINDING')[self._number][cpu], - match.group(1)) + if guest_core_binding: + self._affinitize_pid(guest_core_binding, match.group(1)) + else: + self._affinitize_pid( + S.getValue('GUEST_CORE_BINDING')[self._number][cpu], + match.group(1)) break if not match: @@ -389,6 +398,30 @@ class IVnfQemu(IVnf): '/DPDK/app/test-pmd') self.execute_and_wait('make clean') self.execute_and_wait('make') + + # get multi-queue settings from CLI + guest_testpmd_txq = int(get_test_param('guest_testpmd_txq', 0)) + if guest_testpmd_txq: + override_list = [guest_testpmd_txq] * (self._number + 1) + S.setValue('GUEST_TESTPMD_TXQ', override_list) + + guest_testpmd_rxq = int(get_test_param('guest_testpmd_rxq', 0)) + if guest_testpmd_rxq: + override_list = [guest_testpmd_rxq] * (self._number + 1) + S.setValue('GUEST_TESTPMD_RXQ', override_list) + + guest_testpmd_nb_cores = \ + int(get_test_param('guest_testpmd_nb_cores', 0)) + if guest_testpmd_nb_cores: + override_list = [guest_testpmd_nb_cores] * (self._number + 1) + S.setValue('GUEST_TESTPMD_NB_CORES', override_list) + + guest_testpmd_cpu_mask = \ + int(get_test_param('guest_testpmd_cpu_mask', 0)) + if guest_testpmd_cpu_mask: + override_list = [guest_testpmd_cpu_mask] * (self._number + 1) + S.setValue('GUEST_TESTPMD_CPU_MASK', override_list) + if int(S.getValue('GUEST_NIC_QUEUES')[self._number]): self.execute_and_wait( './testpmd {} -n4 --socket-mem 512 --'.format( -- cgit 1.2.3-korg