| # Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| description "System software update service" |
| author "chromium-os-dev@chromium.org" |
| |
| # Note, the 'start on' line is modified by chromeos-factoryinstall ebuild |
| # and factorytest-init ebuild. Please do not change it without also |
| # changing those references. |
| start on starting system-services |
| stop on stopping system-services |
| respawn |
| |
| expect fork |
| |
| # Runs the daemon at low/idle IO priority so that updates don't |
| # impact system responsiveness. |
| exec ionice -c3 update_engine |
| |
| # Put update_engine process in its own cgroup. |
| # Default cpu.shares is 1024. |
| post-start script |
| cgroup_dir="/sys/fs/cgroup/cpu/${UPSTART_JOB}" |
| mkdir -p "${cgroup_dir}" |
| echo $(status | cut -f 4 -d ' ') > "${cgroup_dir}/tasks" |
| end script |