How to use sum_cpu_counter_by_index method in lisa

Best Python code snippet using lisa_python

sriov.py

Source:sriov.py Github

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...615 assert_that(len(initial_pci_interrupts_by_irqs)).described_as(616 "initial irqs count should be greater than 0"617 ).is_greater_than(0)618 initial_pci_interrupts_by_cpus = (619 client_interrupt_inspector.sum_cpu_counter_by_index(620 client_nic_info.pci_slot621 )622 )623 assert_that(len(initial_pci_interrupts_by_cpus)).described_as(624 "initial cpu count of interrupts should be equal to cpu count"625 ).is_equal_to(client_cpu_count)626 matched_server_nic_info: NicInfo627 for _, server_nic_info in vm_nics[server_node.name].items():628 if (629 server_nic_info.ip_addr.rsplit(".", maxsplit=1)[0]630 == client_nic_info.ip_addr.rsplit(".", maxsplit=1)[0]631 ):632 matched_server_nic_info = server_nic_info633 break634 assert (635 matched_server_nic_info636 ), "not found the server nic has the same subnet of"637 f" {client_nic_info.ip_addr}"638 # 3. Start iperf3 for 120 seconds with 128 threads on client node.639 client_iperf3.run_as_client(640 server_ip=matched_server_nic_info.ip_addr,641 run_time_seconds=120,642 parallel_number=128,643 client_ip=client_nic_info.ip_addr,644 )645 # 4. Get final interrupts sum per irq number on client node.646 final_pci_interrupts_by_irqs = (647 client_interrupt_inspector.sum_cpu_counter_by_irqs(648 client_nic_info.pci_slot,649 exclude_key_words=["pages", "cmd", "async"],650 )651 )652 assert_that(len(final_pci_interrupts_by_irqs)).described_as(653 "final irqs count should be greater than 0"654 ).is_greater_than(0)655 for init_interrupts_irq in initial_pci_interrupts_by_irqs:656 init_irq_number = list(init_interrupts_irq)[0]657 init_interrupts_value = init_interrupts_irq[init_irq_number]658 for final_interrupts in final_pci_interrupts_by_irqs:659 final_irq_number = list(final_interrupts)[0]660 final_interrupts_value = final_interrupts[final_irq_number]661 if init_irq_number == final_irq_number:662 break663 # 5. Compare interrupts changes, expected to see interrupts increased.664 assert_that(final_interrupts_value).described_as(665 f"irq {init_irq_number} didn't have an increased interrupts count"666 " after iperf3 run!"667 ).is_greater_than(init_interrupts_value)668 # 6. Get final interrupts sum per cpu on client node.669 final_pci_interrupts_by_cpus = (670 client_interrupt_inspector.sum_cpu_counter_by_index(671 client_nic_info.pci_slot672 )673 )674 assert_that(len(final_pci_interrupts_by_cpus)).described_as(675 "final cpu count of interrupts should be equal to cpu count"676 ).is_equal_to(client_cpu_count)677 unused_cpu = 0678 for cpu, init_interrupts_value in initial_pci_interrupts_by_cpus.items():679 final_interrupts_value = final_pci_interrupts_by_cpus[cpu]680 # 7. Collect cpus which don't have interrupts count increased.681 if final_interrupts_value == init_interrupts_value:682 unused_cpu += 1683 # 8. Compare interrupts count changes, expected half of cpus' interrupts684 # increased....

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interrupt_inspector.py

Source:interrupt_inspector.py Github

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...94 ]95 for interrupt in matched_interrupts:96 interrupts_sum_by_irqs.append({interrupt.irq_number: interrupt.counter_sum})97 return interrupts_sum_by_irqs98 def sum_cpu_counter_by_index(self, pci_slot: str) -> Dict[int, int]:99 interrupts_sum_by_cpus: Dict[int, int] = {}100 interrupts = self.get_interrupt_data()101 matched_interrupts = [x for x in interrupts if pci_slot in x.metadata]102 for cpu_index in range(0, len(matched_interrupts[0].cpu_counter)):103 interrupts_sum_by_cpus[cpu_index] = self._get_sum_of_interrupt_data_per_cpu(104 matched_interrupts, cpu_index105 )106 return interrupts_sum_by_cpus107 def _get_sum_of_interrupt_data_per_cpu(108 self, interrupts: List[Interrupt], index: int109 ) -> int:110 sum = 0111 for interrupt in interrupts:112 sum += interrupt.cpu_counter[index]...

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