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Disable ftrace for now as it hangs the boot

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This commit is contained in:
Rodrigo Arias 2024-07-05 16:23:09 +02:00
parent 7e6fdff142
commit b903eae7e5
1 changed files with 15 additions and 13 deletions
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28
lagarto-ox.nix
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@ -93,19 +93,21 @@
''
echo 0 > /proc/sys/vm/compaction_proactiveness
''
+
# Exclude the second pid, which is the kthread that will dump the trace to
# the console, otherwise we live lock the kernel. Then enable the
# sched_switch events.
''
echo "Mount debugfs"
mkdir -p /sys/kernel/debug/
mount -t debugfs none /sys/kernel/debug/
echo "Exclude pid 2 from sched"
echo '(prev_pid != 2 && next_pid != 2)' > /sys/kernel/debug/tracing/events/sched/filter
echo "Enable sched_switch events"
echo 1 > /sys/kernel/debug/tracing/events/sched/sched_switch/enable
'';
# FIXME: Disable sched_switch for now, as it still hangs the boot...
# +
# # Exclude the second pid, which is the kthread that will dump the trace to
# # the console, otherwise we live lock the kernel. Then enable the
# # sched_switch events.
# ''
# echo "Mount debugfs"
# mkdir -p /sys/kernel/debug/
# mount -t debugfs none /sys/kernel/debug/
# echo "Exclude pid 2 from sched"
# echo '(prev_pid != 2 && next_pid != 2)' > /sys/kernel/debug/tracing/events/sched/filter
# echo "Enable sched_switch events"
# echo 1 > /sys/kernel/debug/tracing/events/sched/sched_switch/enable
# ''
;
};
loader = {