39 lines
1.4 KiB
Bash
39 lines
1.4 KiB
Bash
#!/bin/bash
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#
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# Copyright (C) 2014 Red Hat, Inc.
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#
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# Heavily inspired by zramswapoff script found in the Simone Sclavi's repository
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# at http://software.opensuse.org/package/systemd-zram-service
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions of
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# the GNU General Public License v.2, or (at your option) any later version.
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY expressed or implied, including the implied warranties of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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# Public License for more details. You should have received a copy of the
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# GNU General Public License along with this program; if not, write to the
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# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA. Any Red Hat trademarks that are incorporated in the
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# source code or documentation are not subject to the GNU General Public
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# License and may only be used or replicated with the express permission of
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# Red Hat, Inc.
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#
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# Red Hat Author(s): Vratislav Podzimek <vpodzime@redhat.com>
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#
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# get the number of CPUs
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num_cpus=$(getconf _NPROCESSORS_ONLN)
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# set decremented number of CPUs
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decr_num_cpus=$((num_cpus - 1))
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# Switching off swap
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for i in $(seq 0 $decr_num_cpus); do
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if [ "$(grep /dev/zram$i /proc/swaps)" ]; then
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swapoff /dev/zram$i
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fi
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done
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rmmod zram
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