Message ID | 20210704220106.3799-1-linus.walleij@linaro.org |
---|---|
State | Changes Requested |
Headers | show |
Series | gemini: Add hdparm setting | expand |
Hi, > -----Original Message----- > From: openwrt-devel [mailto:openwrt-devel-bounces@lists.openwrt.org] > On Behalf Of Linus Walleij > Sent: Montag, 5. Juli 2021 00:01 > To: Sebastian Luft <sebastian.luft@gmail.com>; Hans Ulli Kroll > <ulli.kroll@googlemail.com>; Hauke Mehrtens <hauke@hauke-m.de>; > Christian Lamparter <chunkeey@gmail.com> > Cc: Florian Fainelli <f.fainelli@gmail.com>; openwrt-devel@lists.openwrt.org; > Linus Walleij <linus.walleij@linaro.org> > Subject: [PATCH] gemini: Add hdparm setting > > This uses "hdparm" (if present) to get the harddisk into low power mode on > NAS set-ups. > > Signed-off-by: Linus Walleij <linus.walleij@linaro.org> > --- > .../linux/gemini/base-files/etc/board.d/03_hdparm | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > create mode 100755 target/linux/gemini/base-files/etc/board.d/03_hdparm > > diff --git a/target/linux/gemini/base-files/etc/board.d/03_hdparm > b/target/linux/gemini/base-files/etc/board.d/03_hdparm > new file mode 100755 > index 000000000000..68d76f0acdf8 > --- /dev/null > +++ b/target/linux/gemini/base-files/etc/board.d/03_hdparm > @@ -0,0 +1,15 @@ > +#!/bin/sh board.d files are not executable anymore. Please remove shebang and execute bit. Please add an SPDX license identifier instead. > +# Spin down drives after one minute if inactive > + > +which hdparm > /dev/null I think using which has been discouraged lately in favor of command -v ... > +if [ ! $? -eq 0 ] ; then "$?" != 0 ? > + exit 0 > +fi > + > +DISKS=`find /dev/sd[a-z] 2>/dev/null` Please use $() instead of backticks. Best Adrian > +for DISK in $DISKS > +do > + if [ -b $DISK ] ; then > + hdparm -S 12 /dev/sda > /dev/null > + fi > +done > -- > 2.31.1 > > > _______________________________________________ > openwrt-devel mailing list > openwrt-devel@lists.openwrt.org > https://lists.openwrt.org/mailman/listinfo/openwrt-devel
Linus Walleij <linus.walleij@linaro.org> wrote: > This uses "hdparm" (if present) to get the harddisk into low > power mode on NAS set-ups. Use hotplug events for this. i.e. /etc/hotplug.d/block/10-spindown with contents: if [ "$ACTION" = "add" -a "$DEVTYPE" = "disk" ]; then case "$DEVNAME" in sd*) hdparm -S 60 /dev/$DEVNAME ;; esac fi
diff --git a/target/linux/gemini/base-files/etc/board.d/03_hdparm b/target/linux/gemini/base-files/etc/board.d/03_hdparm new file mode 100755 index 000000000000..68d76f0acdf8 --- /dev/null +++ b/target/linux/gemini/base-files/etc/board.d/03_hdparm @@ -0,0 +1,15 @@ +#!/bin/sh +# Spin down drives after one minute if inactive + +which hdparm > /dev/null +if [ ! $? -eq 0 ] ; then + exit 0 +fi + +DISKS=`find /dev/sd[a-z] 2>/dev/null` +for DISK in $DISKS +do + if [ -b $DISK ] ; then + hdparm -S 12 /dev/sda > /dev/null + fi +done
This uses "hdparm" (if present) to get the harddisk into low power mode on NAS set-ups. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> --- .../linux/gemini/base-files/etc/board.d/03_hdparm | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100755 target/linux/gemini/base-files/etc/board.d/03_hdparm