Experimental Physics and
Industrial Control System

Hinko Kocevar <[email protected]> · Wed, 7 Feb 2018 12:11:09 +0100

On Wed, Feb 7, 2018 at 11:44 AM,  <[email protected]> wrote:
> Doesn't the --noautorestart flag do what you need?

Not really because procServ just hangs after client died.. I would
still need to send the ^Q to exit the procServ process and then
systemd service can take over.

/Hinko

>
>> -----Original Message-----
>> From: [email protected] [mailto:tech-talk-
>> [email protected]] On Behalf Of Hinko Kocevar
>> Sent: 07 February 2018 10:40
>> To: Ralph Lange
>> Cc: EPICS Tech Talk
>> Subject: Re: procServ under systemd service
>>
>> I understand that ^Q will make procServ to exit, but I do not want to
>> know when I need to send it. IOW, what I'm after is, if an IOC dies,
>> procServ needs to exit by itself without user intervention and let the
>> systemd take over and restart the service (procServ).
>> If I understand the 'ExecStop=' correctly it is executed when the
>> service is being stopped, i.e. when user does:
>>
>> $ sudo systemctl stop [email protected]
>>
>> Again, for my case, procServ would need to exit on the behalf of
>> clients death, and not as a consequence of users actions (sending ^Q
>> or issuing systemctl stop).
>>
>> I must be missing something, because I fail to recognize the suggested
>> approaches as viable solution for me.
>>
>> Thanks,
>> Hinko
>>
>> On Wed, Feb 7, 2018 at 11:07 AM, Ralph Lange <[email protected]> wrote:
>> > On Wed, Feb 7, 2018 at 10:04 AM, Hinko Kocevar <[email protected]>
>> wrote:
>> >>
>> >>
>> >> Actually I was looking for a way for procServ to exit once the client
>> >> has died.
>> >
>> >
>> > Isn't that what Tomas suggested?
>> > Sending ^Q after the child died will tell the procServ server to exit.
>> >
>> > Cheers,
>> > ~Ralph
>> >
>>
>>
>>
>> --
>> .. the more I see the less I believe.., AE AoR
>
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-- 
.. the more I see the less I believe.., AE AoR

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System