#!/usr/bin/env bash

cat << EOF
Check kernel version:

$(cat /proc/version && uname -a)


Check x86_64 support:

$(/lib64/ld-linux-x86-64.so.2 --help | grep "(supported, searched)")


Check CPU config:

$(zgrep -iE 'CONFIG_(GENERIC_CPU(=| is)|X86_64_VERSION|MZEN|MBULLDOZER|MPILEDRIVER|MSTREAMROLLER|MEXCAVATOR|MBOBCAT|MJAGUAR|MK10|MK8SSE3|MATOM|MGOLDMONTPLUS|MSKYLAKE2|MIVYBRIDGE|MICELAKE|MNATIVE_INTEL|MNATIVE_AMD|X86_NATIVE_CPU)' /proc/config.gz)


Current disk schedulers:

$(for disk in /sys/block/*/
do [ -f "$disk/queue/scheduler" ] \
    && echo "$(basename "$disk"): $(cat "$disk/queue/scheduler")"
done)

Check available schedulers:

$(journalctl --output cat -k | grep -i scheduler)
EOF