Fan Control - Revision history

Ramuk at 00:15, 23 August 2007

Ramuk — Thu, 23 Aug 2007 00:15:35 GMT

← Older revision		Revision as of 00:15, 23 August 2007
Line 1:		Line 1:
		+	{{Articles\|Kurobox\|Hardware}}
		+
	== Method 1 ==		== Method 1 ==
	http://spock.ss.u-tokai.ac.jp/~kamii/kurobox/hddtemp.shtml		http://spock.ss.u-tokai.ac.jp/~kamii/kurobox/hddtemp.shtml

Ramuk: 8 revision(s)

Ramuk — Tue, 17 Jul 2007 04:01:22 GMT

8 revision(s)

← Older revision

Revision as of 04:01, 17 July 2007

Wladston: /* Method 3 */

Wladston — Thu, 24 May 2007 07:16:54 GMT

Method 3

← Older revision		Revision as of 07:16, 24 May 2007
Line 88:		Line 88:
	== Method 3 ==		== Method 3 ==

-	To install this one :	+	===To install this one===
	* # su (Become root)		* # su (Become root)
	* # mkdir /usr/scripts (Create a directory for your scripts)		* # mkdir /usr/scripts (Create a directory for your scripts)
Line 98:		Line 98:

	The number 7 means in how frequently cron will run the fanctrl (in minutes)		The number 7 means in how frequently cron will run the fanctrl (in minutes)
		+
		+	===Suggested Improvements===
		+	'Give up' cooling the HD if tried successively for more than x minutes.

	<pre>		<pre>

Wladston: /* Method 3 */

Wladston — Thu, 24 May 2007 07:15:23 GMT

Method 3

← Older revision		Revision as of 07:15, 24 May 2007
Line 96:		Line 96:
	* # vim /etc/crontab (Edit your crontab and add the next line)		* # vim /etc/crontab (Edit your crontab and add the next line)
	<pre>/7 * * * root /usr/scripts/fanctrl auto</pre>		<pre>/7 * * * root /usr/scripts/fanctrl auto</pre>
		+
		+	The number 7 means in how frequently cron will run the fanctrl (in minutes)

	<pre>		<pre>

Wladston: /* Method 3 */

Wladston — Thu, 24 May 2007 07:14:02 GMT

Method 3

← Older revision		Revision as of 07:14, 24 May 2007
Line 95:		Line 95:
	* # chmod 755 /usr/scripts/fanctrl (Make the file executable)		* # chmod 755 /usr/scripts/fanctrl (Make the file executable)
	* # vim /etc/crontab (Edit your crontab and add the next line)		* # vim /etc/crontab (Edit your crontab and add the next line)
-	<pre>/7 * * * ~~Root~~ /usr/scripts/fanctrl auto</pre>	+	<pre>/7 * * * root /usr/scripts/fanctrl auto</pre>

	<pre>		<pre>

Wladston: /* Method 3 */

Wladston — Thu, 24 May 2007 07:13:52 GMT

Method 3

← Older revision		Revision as of 07:13, 24 May 2007
Line 95:		Line 95:
	* # chmod 755 /usr/scripts/fanctrl (Make the file executable)		* # chmod 755 /usr/scripts/fanctrl (Make the file executable)
	* # vim /etc/crontab (Edit your crontab and add the next line)		* # vim /etc/crontab (Edit your crontab and add the next line)
-	<pre>/7 * * * Root /~~eusr~~/scripts/fanctrl</pre>	+	<pre>/7 * * * Root /usr/scripts/fanctrl auto</pre>

	<pre>		<pre>

Wladston: /* Method 3 */

Wladston — Thu, 24 May 2007 07:13:24 GMT

Method 3

← Older revision		Revision as of 07:13, 24 May 2007
Line 89:		Line 89:

	To install this one :		To install this one :
-	* Become root ~~<br> #su~~	+	* # su (Become root)
-	* ~~Create a directory for your scripts <br>~~ # mkdir /usr/scripts	+	* # mkdir /usr/scripts (Create a directory for your scripts)
-	* Create a ~~new file <br>~~ # vim /usr/scripts/fanctrl	+	* # vim /usr/scripts/fanctrl (Create a directory for your scripts)
-	** Paste the script in there, than save and exit ~~(enter :x, if on vim~~)	+	* (Paste the script in there, than save and exit)
-	* ~~Make the file executable <br>~~ # chmod 755 /usr/scripts/fanctrl	+	* # chmod 755 /usr/scripts/fanctrl (Make the file executable)
-	* ~~Edit your crontab (~~vim /etc/crontab) and add ~~this~~ line:	+	* # vim /etc/crontab (Edit your crontab and add the next line)
	<pre>/7 * * * Root /eusr/scripts/fanctrl</pre>		<pre>/7 * * * Root /eusr/scripts/fanctrl</pre>

Wladston: /* Method 3 */

Wladston — Thu, 24 May 2007 06:16:00 GMT

Method 3

← Older revision		Revision as of 06:16, 24 May 2007
Line 87:		Line 87:

	== Method 3 ==		== Method 3 ==
		+
		+	To install this one :
		+	* Become root <br> #su
		+	* Create a directory for your scripts <br> # mkdir /usr/scripts
		+	* Create a new file <br> # vim /usr/scripts/fanctrl
		+	** Paste the script in there, than save and exit (enter :x, if on vim)
		+	* Make the file executable <br> # chmod 755 /usr/scripts/fanctrl
		+	* Edit your crontab (vim /etc/crontab) and add this line:
		+	<pre>/7 * * * Root /eusr/scripts/fanctrl</pre>
		+
	<pre>		<pre>
	#!/bin/sh		#!/bin/sh

Kuromat: added section 3 with a "catch-all" script

Kuromat — Sat, 16 Sep 2006 14:06:00 GMT

added section 3 with a "catch-all" script

← Older revision		Revision as of 14:06, 16 September 2006
Line 85:		Line 85:
	echo -n "${STR_H}" > $TTY		echo -n "${STR_H}" > $TTY
	fi		fi
		+
		+	== Method 3 ==
		+	<pre>
		+	#!/bin/sh
		+	#
		+	if [ $# -ne 1 ]; then
		+	cat 2>&1 << EOF
		+	##############################################
		+	fanctrl
		+	-------
		+	purpose: adjusts Kurobox fan speed based on supplied argument
		+
		+	author: Mathias Weiersmueller ( matti_at_weiersmuellerdotcom )
		+	version: 1.0
		+	date: 20060917
		+	license: LGPL, no warranty, use at your own risk
		+
		+	arguments:
		+	auto = sets fan to low/high speed depending on current temp
		+	(based in variable HD_TEMP)
		+	low = sets fan to low speed
		+	high = sets fan to high speed
		+	(number) = sets fan to high speed if HD temp is
		+	equal or higher than (number), or to low speed
		+	if HD temp is lower
		+	###############################################
		+	EOF
		+	exit 127
		+	fi
		+
		+	MAX_TEMP=37 # this is Celsius, not Fahrenheit
		+	HD_TEMP=`/usr/sbin/hddtemp -nq /dev/hda`
		+
		+	# AVR
		+	#
		+	TTY="/dev/ttyS1"
		+	STR_L="\\\\"
		+	STR_H="]]]]"
		+
		+	###############################
		+	# functions
		+
		+	fanlow() {
		+	echo -n "${STR_L}" > $TTY
		+	echo LOW
		+	}
		+
		+	fanhigh() {
		+	echo -n "${STR_H}" > $TTY
		+	echo HIGH
		+	}
		+
		+	################################
		+	# main
		+
		+	case $1 in
		+
		+	auto)
		+	if [ $HD_TEMP -ge $MAX_TEMP ]
		+	then fanhigh
		+	else fanlow
		+	fi
		+	;;
		+
		+	low)
		+	fanlow
		+	;;
		+
		+	high)
		+	fanhigh
		+	;;
		+
		+	-h\|--help\|-help\|-\?)
		+	exec fanctrl # calls fanctrl without arguments, thus displaying help...
		+	;;
		+
		+	*)
		+	if expr "$1" : "[0-9][0-9]" >/dev/null # check for 2-digit number
		+	then
		+	if [ $HD_TEMP -ge $1 ]
		+	then fanhigh
		+	else fanlow
		+	fi
		+	else echo "error: wrong arguments";exit 127;
		+	fi
		+	;;
		+	esac
		+	</pre>

Jkk: Initial preparation for an article

Jkk — Sat, 13 May 2006 03:38:15 GMT

Initial preparation for an article

New page

== Method 1 ==
http://spock.ss.u-tokai.ac.jp/~kamii/kurobox/hddtemp.shtml
% cat /usr/local/bin/HDDtempChk
#!/bin/sh
PATH=/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin
export PATH

REC=/var/spool/rwho/ondorec
LOG=/var/spool/rwho/temp

time=`date '+%y-%m-%d %H:%M'`
data=`hddtemp -nq $1`
ondo=`expr "$data" : '.*: *$[0-9][0-9]*$[^0-9]*'`

fastspeed()
{
/bin/echo -n ']]]]' > /dev/ttyS1
}

slowspeed()
{
/bin/echo -n '\\\\' > /dev/ttyS1
}

if [ -f $REC ] ; then
count=`cat $REC`
else
echo 0 > $REC
count=-1
fi

if [ $ondo -ge $2 ] ; then
count=`expr $count + 1`
echo $count > $REC
if [ $count -lt 3 ] ; then
ACT=fastspeed
elif [ $count -eq 3 ] ; then
ACT=slowspeed
else
ACT=
fi
else
if [ $count -ne 0 ] ; then
ACT=slowspeed
echo 0 > $REC
else
ACT=
fi
fi

echo "$time $data ($ondo : $2) $ACT" >> $LOG
tail -24 $LOG > ${LOG}x
mv ${LOG}x $LOG
#exit

if [ "$ACT" = "fastspeed" ] ; then
fastspeed
elif [ "$ACT" = "slowspeed" ] ; then
slowspeed
fi

exit

== Method 2 ==
http://www.kurobox.info/bbs/index.php?showtopic=550
# Check HD temperature to control the fan speed
#

MAX_TEMP=35
HD_TEMP=`smartctl -A /dev/hda | awk '/^194/ { print($10) }'`

# AVR
#
TTY="/dev/ttyS1"
STR_L="\\\\"
STR_H="]]]]"

# ... check temperature and "silence" the fan

if [ $HD_TEMP -lt $MAX_TEMP ]; then
# tell the AVR Low-speed
echo -n "${STR_L}" > $TTY
else
# tell the AVR High-speed
echo -n "${STR_H}" > $TTY
fi