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DPDK: use multiple mempools, assert hugepage count is > 0 #3581

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DPDK: use multiple mempools, assert hugepage count is > 0 #3581

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5dffc4b
enable second mbuf
mcgov Jan 2, 2025
7ef3402
Check hugepages are greater than 0
mcgov Jan 2, 2025
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6 changes: 6 additions & 0 deletions lisa/tools/hugepages.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,8 @@
from enum import Enum
from typing import Any, Set

from assertpy import assert_that

from lisa.executable import Tool
from lisa.tools.echo import Echo
from lisa.tools.free import Free
Expand Down Expand Up @@ -81,6 +83,10 @@ def _enable_hugepages(self, hugepage_size_kb: HugePageSize) -> None:
)

request_pages = request_space_kb // hugepage_size_kb.value
assert_that(request_pages).described_as(
"Must request huge page count > 0. Verify this system has enough "
"free memory to allocate ~2GB of hugepages"
).is_greater_than(0)
for i in range(numa_nodes):
# nr_hugepages will be written with the number calculated
# based on 2MB hugepages if not specified, subject to change
Expand Down
1 change: 1 addition & 0 deletions microsoft/testsuites/dpdk/dpdktestpmd.py
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Expand Up @@ -565,6 +565,7 @@ def generate_testpmd_command(
f"{self._testpmd_install_path} {core_list} "
f"{nic_include_info} -- --forward-mode={mode} "
f"-a --stats-period 2 --nb-cores={forwarding_cores} {extra_args} "
"--mbuf-size=2048,4096"
)

def run_for_n_seconds(self, cmd: str, timeout: int) -> str:
Expand Down
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