Thanks,
I will study this...
On 12/13/18 2:38 PM, Kenneth Porter wrote:
--On Wednesday, December 12, 2018 7:04 PM -0500 Robert Moskowitz
wrote:
So can someone point me to how to make this into a simple systemd
service?
I'd first create a utility script (untried code!) like this:
--On Wednesday, December 12, 2018 7:04 PM -0500 Robert Moskowitz
wrote:
So can someone point me to how to make this into a simple systemd service?
I'd first create a utility script (untried code!) like this:
/usr/local/sbin/BlueLedFunction.sh
#!/bin/sh
echo "$1" >
>
>
> On 12/13/18 8:17 AM, Jonathan Billings wrote:
>> On Wed, Dec 12, 2018 at 09:43:56PM -0500, Robert Moskowitz wrote:
>>> OK
>>>
>>> I have had problems in the past with crontab parsing a command. Would I
>>> use:
>>>
>>> @reboot root echo none | tee /sys/class/leds/blue\:heartbeat/trigger
On 12/13/18 8:17 AM, Jonathan Billings wrote:
On Wed, Dec 12, 2018 at 09:43:56PM -0500, Robert Moskowitz wrote:
OK
I have had problems in the past with crontab parsing a command. Would I use:
@reboot root echo none | tee /sys/class/leds/blue\:heartbeat/trigger
?
Or do I have to make a
On Wed, Dec 12, 2018 at 09:43:56PM -0500, Robert Moskowitz wrote:
>
> OK
>
> I have had problems in the past with crontab parsing a command. Would I use:
>
> @reboot root echo none | tee /sys/class/leds/blue\:heartbeat/trigger
>
> ?
>
> Or do I have to make a script and run that?
Since
On Wed, Dec 12, 2018 at 07:04:12PM -0500, Robert Moskowitz wrote:
>
> On a support forum, I was told that to turn off my board's blue led run:
>
> echo none | sudo tee /sys/class/leds/blue\:heartbeat/trigger
>
> Well, this does not survive a system reboot. So I was told:
>
> Add the off bit to
On 12/12/18 9:17 PM, Richard wrote:
Date: Wednesday, December 12, 2018 20:25:48 -0500
From: Robert Moskowitz
On 12/12/18 7:11 PM, Leroy Tennison wrote:
Does your version of CentOS have the @reboot crontab option? If
it does this is probably easier unless you want to learn how to
write
> Date: Wednesday, December 12, 2018 20:25:48 -0500
> From: Robert Moskowitz
>
>
> On 12/12/18 7:11 PM, Leroy Tennison wrote:
>> Does your version of CentOS have the @reboot crontab option? If
>> it does this is probably easier unless you want to learn how to
>> write systemd files.
>
>
if it's Centos/RHEL 7, you can turn it into a service that starts after
boot too, and cintrol it with systemctl.
On 12/12/18 5:04 PM, Robert Moskowitz wrote:
On a support forum, I was told that to turn off my board's blue led run:
echo none | sudo tee /sys/class/leds/blue\:heartbeat/trigger
Moskowitz
Sent: Wednesday, December 12, 2018 6:04 PM
To: CentOS mailing list
Subject: [EXTERNAL] [CentOS] Running a command at startup
On a support forum, I was told that to turn off my board's blue led run:
echo none | sudo tee /sys/class/leds/blue\:heartbeat/trigger
Well, this does
: [EXTERNAL] [CentOS] Running a command at startup
On a support forum, I was told that to turn off my board's blue led run:
echo none | sudo tee /sys/class/leds/blue\:heartbeat/trigger
Well, this does not survive a system reboot. So I was told:
Add the off bit to
/etc/rc.local
Add it above "e
On a support forum, I was told that to turn off my board's blue led run:
echo none | sudo tee /sys/class/leds/blue\:heartbeat/trigger
Well, this does not survive a system reboot. So I was told:
Add the off bit to
/etc/rc.local
Add it above "exit 0"
So of course, CentOS is past using
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