| #!/bin/bash |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| |
| |
| |
| # Script to fix cgroups co-mounted issue |
| # Applies to RHEL7 versions only |
| # Detect if cpu,cpuacct cgroups are co-mounted |
| # If co-mounted, unmount and mount them seperately |
| |
| #set -x |
| |
| #Check distribution version for RHEL |
| if [ -f '/etc/redhat-release' ]; |
| then |
| #Check RHEL version for 7 |
| if grep 'Red Hat Enterprise Linux Server release 7' /etc/redhat-release > /dev/null |
| then |
| # Check if cgroups if co-mounted |
| if [ -d '/sys/fs/cgroup/cpu,cpuacct' ]; |
| then |
| # cgroups co-mounted. Requires remount |
| umount /sys/fs/cgroup/cpu,cpuacct |
| rm /sys/fs/cgroup/cpu |
| rm /sys/fs/cgroup/cpuacct |
| rm -rf /sys/fs/cgroup/cpu,cpuacct |
| mkdir -p /sys/fs/cgroup/cpu |
| mkdir -p /sys/fs/cgroup/cpuacct |
| mount -t cgroup -o cpu cpu "/sys/fs/cgroup/cpu" |
| mount -t cgroup -o cpuacct cpuacct "/sys/fs/cgroup/cpuacct" |
| # Verify that cgroups are not co-mounted |
| if [ -d '/sys/fs/cgroup/cpu,cpuacct' ]; |
| then |
| echo "cgroups still co-mounted" |
| exit 1; |
| fi |
| fi |
| fi |
| fi |
| |
| exit 0 |
