From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.sysutils.supervision.general/2610 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Jeff Newsgroups: gmane.comp.sysutils.supervision.general Subject: Re: interesting claims Date: Sat, 18 May 2019 02:52:35 +0200 Message-ID: <5994381558140755@sas2-2074c606c35d.qloud-c.yandex.net> References: <11997211556565598@myt6-27270b78ac4f.qloud-c.yandex.net> <20190501033355.6e41e707@mydesk.domain.cxm> <20190515132206.03f9736e@mydesk.domain.cxm> <20190516012214.15ffcf2e@dickeberta> <20190515210717.27b002ba@mydesk.domain.cxm> <5f5b6035-240b-e6d6-497d-d9bb945d135f@obarun.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="142931"; mail-complaints-to="usenet@blaine.gmane.org" To: Supervision Original-X-From: supervision-return-2200-gcsg-supervision=m.gmane.org@list.skarnet.org Sat May 18 02:52:40 2019 Return-path: Envelope-to: gcsg-supervision@m.gmane.org Original-Received: from alyss.skarnet.org ([95.142.172.232]) by blaine.gmane.org with smtp (Exim 4.89) (envelope-from ) id 1hRnaa-000b5r-LX for gcsg-supervision@m.gmane.org; Sat, 18 May 2019 02:52:40 +0200 Original-Received: (qmail 13979 invoked by uid 89); 18 May 2019 00:53:04 -0000 Mailing-List: contact supervision-help@list.skarnet.org; run by ezmlm Original-Sender: Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Original-Received: (qmail 13972 invoked from network); 18 May 2019 00:53:04 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.com; s=mail; t=1558140755; bh=A1PYnH3AQyPik9LLAN8pHcz49cyk15vWOuhVnVSKvvU=; h=Message-Id:Subject:In-Reply-To:Date:References:To:From; b=K5YVduyjdgIiZgVTTnLDVm2kkHG0bhvEK0GFTRxw/paBPn6oZpvhS3XBx8XifumRN 0dfbFFbTs+qBvokPpIriSWZDd7d7fY9VzjY46TUnWIlua/NNF86iZ//9PQpWpC6dee MJ0ug8XoMS4kZhAQZmJaBVelA3DdQGHRWNPnq+vE= Authentication-Results: mxback21g.mail.yandex.net; dkim=pass header.i=@yandex.com In-Reply-To: X-Mailer: Yamail [ http://yandex.ru ] 5.0 Xref: news.gmane.org gmane.comp.sysutils.supervision.general:2610 Archived-At: 18.05.2019, 00:58, "Guillermo" : >>  OpenRC: Nice, >>    init >>     |_ zsh >>    when I exited the shell there was nothing but a dead cursor on my screen in this case the shell is not signaled since "-1" does not signal the sending process. > May I ask what was this setup like? You made a different entry for > sysvinit, presumably with the customary getty processes configured in > /etc/inittab 'respawn' entries, judging by your results, so how was > the OpenRC case different? i also wondered whether he used openrc-init here ? in that case he may have also used openrc's "supervise-daemon" util which do not get restarted after they were terminated by the kill -1 -9 blast and hence cannot respawn the gettys. looks like you were pretty hosed when you quit the super-user zsh (which sent the kill blast via its "kill" builtin) ? you should provide more information on the used init here as openrc is not an init per se and works well with sysv + busybox init, runit, ... >>  sysV: init and 6 ttys with shell ... nothing can kill it that I know off. what do you mean here ? were the gettys respawned by SysV init or did they not die at all ? where did you send the signal from ? i would assume from a super-user zsh on a console tty ?