Re: Gpsd daemon health monitoring

[raaj lokanathan]

But still, I don’t understand the heartbeat part. How does systemd know the gpsd is still working? Unless gpsd should be sending something like sd_notify right?

On Wed, 19 Feb 2020 at 4:52 PM, Martin Burnicki <address@hidden> wrote:

Hi,

raaj lokanathan wrote:
> Hi,
>
> I would like to know how does the gpsd send heartbeat to they systemd.
> Because without sending heartbeat how systemd know it’s status?

I don't think gpsd has to implement something specifically for systemd.

>From what I understand, the way systemd works allows it to monitor any
process it has started.

IMO A good introduction can be found in this old article which describes
some of the basic concepts of systemd:

http://0pointer.de/blog/projects/systemd.html

Search that page for section "Keeping Track of Processes".

Martin

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Thanks and regards,

Raaj Lokanathan