Message ID | 1347981706-22287-1-git-send-email-andrei@gherzan.ro |
---|---|
State | Accepted |
Commit | d6055c8e443c0808d7eada9cda8c159da3e095fb |
Headers | show |
diff --git a/meta-oe/recipes-extended/zram/zram/init b/meta-oe/recipes-extended/zram/zram/init new file mode 100644 index 0000000..d126169 --- /dev/null +++ b/meta-oe/recipes-extended/zram/zram/init @@ -0,0 +1,85 @@ +#!/bin/bash +### BEGIN INIT INFO +# Provides: zram +# Required-Start: +# Required-Stop: +# Default-Start: 2 3 4 5 +# Default-Stop: 0 1 6 +# Short-Description: Increased Performance In Linux With zRam (Virtual Swap Compressed in RAM) +# Description: Adapted from systemd scripts at https://github.com/mystilleef/FedoraZram +# Included as part of antix-goodies package by anticapitalista <antiX@operamail.com> +# This script was written by tradetaxfree and is found at http://crunchbanglinux.org/forums/topic/15344/zram-a-good-idea/ +# Copy this script (as root) from /usr/local/bin to /etc/init.d and then #update-rc.d zram defaults +# After booting verify the module is loaded with: lsmod | grep zram +### END INIT INFO +set -e + +start() { + # get the number of CPUs + num_cpus=$(grep -c processor /proc/cpuinfo) + # if something goes wrong, assume we have 1 + [ "$num_cpus" != 0 ] || num_cpus=1 + + # set decremented number of CPUs + last_cpu=$((num_cpus - 1)) + + #default Factor % = 90 change this value here or create /etc/default/zram + FACTOR=90 + #& put the above single line in /etc/default/zram with the value you want + [ -f /etc/default/zram ] && source /etc/default/zram || true + factor=$FACTOR # percentage + + # get the amount of memory in the machine + memtotal=$(grep MemTotal /proc/meminfo | awk ' { print $2 } ') + mem_by_cpu=$(($memtotal/$num_cpus*$factor/100*1024)) + + # load dependency modules + modprobe zram zram_num_devices=$num_cpus + echo "zram devices probed successfully" + + # initialize the devices + for i in $(seq 0 $last_cpu); do + echo 1 > /sys/block/zram$i/reset + echo $mem_by_cpu > /sys/block/zram$i/disksize + # Creating swap filesystems + mkswap /dev/zram$i + # Switch the swaps on + swapon -p 100 /dev/zram$i + done +} + +stop() { + # get the number of CPUs + num_cpus=$(grep -c processor /proc/cpuinfo) + + # set decremented number of CPUs + last_cpu=$((num_cpus - 1)) + + # Switching off swap + for i in $(seq 0 $last_cpu); do + if [ "$(grep /dev/zram$i /proc/swaps)" != "" ]; then + swapoff /dev/zram$i + sleep 1 + fi + done + sleep 1 + rmmod zram +} + +case "$1" in + start) + start + ;; + stop) + stop + ;; + restart) + stop + sleep 3 + start + ;; + *) + echo "Usage: $0 {start|stop|restart}" + RETVAL=1 +esac +exit $RETVAL diff --git a/meta-oe/recipes-extended/zram/zram_0.1.bb b/meta-oe/recipes-extended/zram/zram_0.1.bb new file mode 100644 index 0000000..8526264 --- /dev/null +++ b/meta-oe/recipes-extended/zram/zram_0.1.bb @@ -0,0 +1,23 @@ +DESCRIPTION = "Linux zram compressed in-memory swap" +LICENSE = "MIT" +LIC_FILES_CHKSUM = "file://${COREBASE}/LICENSE;md5=3f40d7994397109285ec7b81fdeb3b58" + +inherit allarch update-rc.d + +RDEPENDS_${PN} = "util-linux-swaponoff kmod kernel-module-zram" + +PR = "r0" + +SRC_URI = " \ + file://init \ + " + +do_install () { + # Sysvinit + install -d ${D}${sysconfdir}/init.d + install -m 0755 ${WORKDIR}/init ${D}${sysconfdir}/init.d/zram +} + +FILES_${PN} = "${sysconfdir}/init.d" +INITSCRIPT_NAME = "zram" +INITSCRIPT_PARAMS = "start 05 2 3 4 5 . stop 22 0 1 6 ."
git send-email with --subject-prefix won't overwrite the subject. As well "man" says nothing about that flag. So i will resend with format-patch --subject-prefix... Probably this should be changed in README as well? ag On Tue, Sep 18, 2012 at 6:21 PM, Andrei Gherzan <andrei@gherzan.ro> wrote: > Signed-off-by: Andrei Gherzan <andrei@gherzan.ro> > --- > meta-oe/recipes-extended/zram/zram/init | 85 > +++++++++++++++++++++++++++++ > meta-oe/recipes-extended/zram/zram_0.1.bb | 23 ++++++++ > 2 files changed, 108 insertions(+) > create mode 100644 meta-oe/recipes-extended/zram/zram/init > create mode 100644 meta-oe/recipes-extended/zram/zram_0.1.bb > > diff --git a/meta-oe/recipes-extended/zram/zram/init > b/meta-oe/recipes-extended/zram/zram/init > new file mode 100644 > index 0000000..d126169 > --- /dev/null > +++ b/meta-oe/recipes-extended/zram/zram/init > @@ -0,0 +1,85 @@ > +#!/bin/bash > +### BEGIN INIT INFO > +# Provides: zram > +# Required-Start: > +# Required-Stop: > +# Default-Start: 2 3 4 5 > +# Default-Stop: 0 1 6 > +# Short-Description: Increased Performance In Linux With zRam (Virtual > Swap Compressed in RAM) > +# Description: Adapted from systemd scripts at > https://github.com/mystilleef/FedoraZram > +# Included as part of antix-goodies package by anticapitalista < > antiX@operamail.com> > +# This script was written by tradetaxfree and is found at > http://crunchbanglinux.org/forums/topic/15344/zram-a-good-idea/ > +# Copy this script (as root) from /usr/local/bin to /etc/init.d and then > #update-rc.d zram defaults > +# After booting verify the module is loaded with: lsmod | grep zram > +### END INIT INFO > +set -e > + > +start() { > + # get the number of CPUs > + num_cpus=$(grep -c processor /proc/cpuinfo) > + # if something goes wrong, assume we have 1 > + [ "$num_cpus" != 0 ] || num_cpus=1 > + > + # set decremented number of CPUs > + last_cpu=$((num_cpus - 1)) > + > + #default Factor % = 90 change this value here or create > /etc/default/zram > + FACTOR=90 > + #& put the above single line in /etc/default/zram with the value you > want > + [ -f /etc/default/zram ] && source /etc/default/zram || true > + factor=$FACTOR # percentage > + > + # get the amount of memory in the machine > + memtotal=$(grep MemTotal /proc/meminfo | awk ' { print $2 } ') > + mem_by_cpu=$(($memtotal/$num_cpus*$factor/100*1024)) > + > + # load dependency modules > + modprobe zram zram_num_devices=$num_cpus > + echo "zram devices probed successfully" > + > + # initialize the devices > + for i in $(seq 0 $last_cpu); do > + echo 1 > /sys/block/zram$i/reset > + echo $mem_by_cpu > /sys/block/zram$i/disksize > + # Creating swap filesystems > + mkswap /dev/zram$i > + # Switch the swaps on > + swapon -p 100 /dev/zram$i > + done > +} > + > +stop() { > + # get the number of CPUs > + num_cpus=$(grep -c processor /proc/cpuinfo) > + > + # set decremented number of CPUs > + last_cpu=$((num_cpus - 1)) > + > + # Switching off swap > + for i in $(seq 0 $last_cpu); do > + if [ "$(grep /dev/zram$i /proc/swaps)" != "" ]; then > + swapoff /dev/zram$i > + sleep 1 > + fi > + done > + sleep 1 > + rmmod zram > +} > + > +case "$1" in > + start) > + start > + ;; > + stop) > + stop > + ;; > + restart) > + stop > + sleep 3 > + start > + ;; > + *) > + echo "Usage: $0 {start|stop|restart}" > + RETVAL=1 > +esac > +exit $RETVAL > diff --git a/meta-oe/recipes-extended/zram/zram_0.1.bbb/meta-oe/recipes-extended/zram/ > zram_0.1.bb > new file mode 100644 > index 0000000..8526264 > --- /dev/null > +++ b/meta-oe/recipes-extended/zram/zram_0.1.bb > @@ -0,0 +1,23 @@ > +DESCRIPTION = "Linux zram compressed in-memory swap" > +LICENSE = "MIT" > +LIC_FILES_CHKSUM = > "file://${COREBASE}/LICENSE;md5=3f40d7994397109285ec7b81fdeb3b58" > + > +inherit allarch update-rc.d > + > +RDEPENDS_${PN} = "util-linux-swaponoff kmod kernel-module-zram" > + > +PR = "r0" > + > +SRC_URI = " \ > + file://init \ > + " > + > +do_install () { > + # Sysvinit > + install -d ${D}${sysconfdir}/init.d > + install -m 0755 ${WORKDIR}/init ${D}${sysconfdir}/init.d/zram > +} > + > +FILES_${PN} = "${sysconfdir}/init.d" > +INITSCRIPT_NAME = "zram" > +INITSCRIPT_PARAMS = "start 05 2 3 4 5 . stop 22 0 1 6 ." > -- > 1.7.9.5 > >
Signed-off-by: Andrei Gherzan <andrei@gherzan.ro> --- meta-oe/recipes-extended/zram/zram/init | 85 +++++++++++++++++++++++++++++ meta-oe/recipes-extended/zram/zram_0.1.bb | 23 ++++++++ 2 files changed, 108 insertions(+) create mode 100644 meta-oe/recipes-extended/zram/zram/init create mode 100644 meta-oe/recipes-extended/zram/zram_0.1.bb