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ananace/run-in-slice.sh

Last active October 12, 2023 14:13
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Small script to launch a process in a slice/cgroup
Raw
run-in-slice.sh
#!/bin/bash
set -euo pipefail
# Drop in /usr/local/bin/run-in-slice
#
# Requires system to be running systemd and cgroupsv2
SLICE="$1"
shift
[[ "$SLICE" = *".slice" ]] || SLICE="${SLICE}.slice"
SLICE_DIR="/sys/fs/cgroup/user.slice/user-$UID.slice/user@$UID.service/$SLICE"
mkdir -p "$SLICE_DIR"
echo "Moving to $SLICE_DIR"
echo $$ > "$SLICE_DIR/cgroup.procs"
exec $@
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