$ out/Release/node --expose-gc /home/iojs/build/workspace/
node-test-commit-linux/test/pummel/test-net-bytes-per-incoming-chunk-overhead.js
node:assert:399
    throw err;
    ^

AssertionError [ERR_ASSERTION]: measured 4552.081408 bytes per chunk
    at process.<anonymous> (/home/iojs/build/workspace/node-test-commit-linux/test/pummel/test-net-bytes-per-incoming-chunk-overhead.js:49:3)
    at process.emit (node:events:523:35) {
  generatedMessage: false,
  code: 'ERR_ASSERTION',
  actual: false,
  expected: true,
  operator: '=='
}

Node.js v21.0.0-pre

$ uname -a
Linux test-digitalocean-fedora38-x64-1 6.3.8-200.fc38.x86_64 #1 SMP PREEMPT_DYNAMIC Thu Jun 15 02:15:40 UTC 2023 x86_64 GNU/Linux

$ cat /etc/os-release
NAME="Fedora Linux"
VERSION="38 (Cloud Edition)"
ID=fedora
VERSION_ID=38
VERSION_CODENAME=""
PLATFORM_ID="platform:f38"
PRETTY_NAME="Fedora Linux 38 (Cloud Edition)"
ANSI_COLOR="0;38;2;60;110;180"
LOGO=fedora-logo-icon
CPE_NAME="cpe:/o:fedoraproject:fedora:38"
HOME_URL="https://fedoraproject.org/"
DOCUMENTATION_URL="https://docs.fedoraproject.org/en-US/fedora/f38/system-administrators-guide/"
SUPPORT_URL="https://ask.fedoraproject.org/"
BUG_REPORT_URL="https://bugzilla.redhat.com/"
REDHAT_BUGZILLA_PRODUCT="Fedora"
REDHAT_BUGZILLA_PRODUCT_VERSION=38
REDHAT_SUPPORT_PRODUCT="Fedora"
REDHAT_SUPPORT_PRODUCT_VERSION=38
SUPPORT_END=2024-05-14
VARIANT="Cloud Edition"
VARIANT_ID=cloud

$ gcc --version
gcc (GCC) 13.1.1 20230614 (Red Hat 13.1.1-4)