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| author | Nicolas Vigier <boklm@mageia.org> | 2013-04-14 13:46:12 +0000 |
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| committer | Nicolas Vigier <boklm@mageia.org> | 2013-04-14 13:46:12 +0000 |
| commit | 1be510f9529cb082f802408b472a77d074b394c0 (patch) | |
| tree | b175f9d5fcb107576dabc768e7bd04d4a3e491a0 /zarb-ml/mageia-dev/2011-September/008173.html | |
| parent | fa5098cf210b23ab4f419913e28af7b1b07dafb2 (diff) | |
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diff --git a/zarb-ml/mageia-dev/2011-September/008173.html b/zarb-ml/mageia-dev/2011-September/008173.html new file mode 100644 index 000000000..708e8cd64 --- /dev/null +++ b/zarb-ml/mageia-dev/2011-September/008173.html @@ -0,0 +1,171 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> +<HTML> + <HEAD> + <TITLE> [Mageia-dev] systemd vs dm + </TITLE> + <LINK REL="Index" HREF="index.html" > + <LINK REL="made" HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20systemd%20vs%20dm&In-Reply-To=%3C4E747E5A.3060904%40colin.guthr.ie%3E"> + <META NAME="robots" CONTENT="index,nofollow"> + <META http-equiv="Content-Type" content="text/html; charset=us-ascii"> + <LINK REL="Previous" HREF="008172.html"> + <LINK REL="Next" HREF="008175.html"> + </HEAD> + <BODY BGCOLOR="#ffffff"> + <H1>[Mageia-dev] systemd vs dm</H1> + <B>Colin Guthrie</B> + <A HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20systemd%20vs%20dm&In-Reply-To=%3C4E747E5A.3060904%40colin.guthr.ie%3E" + TITLE="[Mageia-dev] systemd vs dm">mageia at colin.guthr.ie + </A><BR> + <I>Sat Sep 17 13:02:50 CEST 2011</I> + <P><UL> + <LI>Previous message: <A HREF="008172.html">[Mageia-dev] systemd vs dm +</A></li> + <LI>Next message: <A HREF="008175.html">[Mageia-dev] systemd vs dm +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#8173">[ date ]</a> + <a href="thread.html#8173">[ thread ]</a> + <a href="subject.html#8173">[ subject ]</a> + <a href="author.html#8173">[ author ]</a> + </LI> + </UL> + <HR> +<!--beginarticle--> +<PRE>'Twas brillig, and Dick Gevers at 17/09/11 11:40 did gyre and gimble: +><i> On Sat, 17 Sep 2011 11:16:57 +0100, Colin Guthrie wrote about Re: +</I>><i> [Mageia-dev] systemd vs dm: +</I>><i> +</I>>><i> Well that's slightly disturbing. It seems that rsyslog was started but +</I>>><i> not by systemd. +</I>>><i> +</I>>><i> Can do do some kind of pstree type analysis (perhaps also using cgroups +</I>>><i> stuff) to work out what process actually started rsyslog? +</I>><i> +</I>><i> pstree is not quite unequivocal, because it shows systemd at the top of +</I>><i> every running process, even those surely not started by systemd but e.g. by +</I>><i> the current user. +</I> +Yeah that's expected. Everything is a child of pid 1 really, but what +would be interesting is if rsyslog is a direct child of pid 1 or if +there are any other processes in between, but I guess not. + +><i> But on the other hand systemd has PID 1 so it's reasonable to assume +</I>><i> everything stems from it. +</I> +Yup. + +><i> Although when I do lsof |grep rsys |grep syst it returns nothing, so +</I>><i> perhaps that means rsyslog was not started by systemd: we'd have to compare +</I>><i> with a system where systemctl status rsyslog.service gives a better result. +</I> +Nah I wouldn't expect rsyslog to know anything specifically about +systemd, so this would be the expected output. + +><i> "lsof |grep cgrou" returns only one line: +</I>><i> +</I>><i> systemd 1 root 6r DIR 0,18 +</I>><i> 0 193 /sys/fs/cgroup/systemd/system +</I>><i> +</I>><i> I hope this gives some clues. +</I> +Sadly not. + +What would be useful is to find the pid of rsyslog (mine is 1505), and +then do: +[<A HREF="https://www.mageia.org/mailman/listinfo/mageia-dev">root at jimmy</A> ~]# cat /proc/1505/cgroup +8:blkio:/ +7:net_cls:/ +6:freezer:/ +5:devices:/ +4:memory:/ +3:cpuacct,cpu:/system/rsyslog.service +2:cpuset:/ +1:name=systemd:/system/rsyslog.service + + +If it looks similar to mine then it has been started by systemd but it's +somehow "lost" that info. + + +I wonder, do you do anything special with either /var /var/run or /run +directories? Are they on separate partitions or anything? + +Col + + + + +-- + +Colin Guthrie +mageia(at)colin.guthr.ie +<A HREF="http://colin.guthr.ie/">http://colin.guthr.ie/</A> + +Day Job: + Tribalogic Limited [<A HREF="http://www.tribalogic.net/">http://www.tribalogic.net/</A>] +Open Source: + Mageia Contributor [<A HREF="http://www.mageia.org/">http://www.mageia.org/</A>] + PulseAudio Hacker [<A HREF="http://www.pulseaudio.org/">http://www.pulseaudio.org/</A>] + Trac Hacker [<A HREF="http://trac.edgewall.org/">http://trac.edgewall.org/</A>] +</PRE> + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +<!--endarticle--> + <HR> + <P><UL> + <!--threads--> + <LI>Previous message: <A HREF="008172.html">[Mageia-dev] systemd vs dm +</A></li> + <LI>Next message: <A HREF="008175.html">[Mageia-dev] systemd vs dm +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#8173">[ date ]</a> + <a href="thread.html#8173">[ thread ]</a> + <a href="subject.html#8173">[ subject ]</a> + <a href="author.html#8173">[ author ]</a> + </LI> + </UL> + +<hr> +<a href="https://www.mageia.org/mailman/listinfo/mageia-dev">More information about the Mageia-dev +mailing list</a><br> +</body></html> |