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diff --git a/zarb-ml/mageia-dev/2011-July/006255.html b/zarb-ml/mageia-dev/2011-July/006255.html new file mode 100644 index 000000000..c8293750b --- /dev/null +++ b/zarb-ml/mageia-dev/2011-July/006255.html @@ -0,0 +1,88 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> +<HTML> + <HEAD> + <TITLE> [Mageia-dev] Anybody having high CPU by kded4 after upgrading to 4.6.90? + </TITLE> + <LINK REL="Index" HREF="index.html" > + <LINK REL="made" HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20Anybody%20having%20high%20CPU%20by%20kded4%20after%20upgrading%0A%09to%204.6.90%3F&In-Reply-To=%3CCA%2Bh4nj6Dzrs8yS_KSpYnAanwsyPFdz%2BaPtZiNy0yoaYOEzXhFA%40mail.gmail.com%3E"> + <META NAME="robots" CONTENT="index,nofollow"> + <META http-equiv="Content-Type" content="text/html; charset=us-ascii"> + <LINK REL="Previous" HREF="006244.html"> + <LINK REL="Next" HREF="006256.html"> + </HEAD> + <BODY BGCOLOR="#ffffff"> + <H1>[Mageia-dev] Anybody having high CPU by kded4 after upgrading to 4.6.90?</H1> + <B>Wolfgang Bornath</B> + <A HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20Anybody%20having%20high%20CPU%20by%20kded4%20after%20upgrading%0A%09to%204.6.90%3F&In-Reply-To=%3CCA%2Bh4nj6Dzrs8yS_KSpYnAanwsyPFdz%2BaPtZiNy0yoaYOEzXhFA%40mail.gmail.com%3E" + TITLE="[Mageia-dev] Anybody having high CPU by kded4 after upgrading to 4.6.90?">molch.b at googlemail.com + </A><BR> + <I>Sat Jul 2 09:45:15 CEST 2011</I> + <P><UL> + <LI>Previous message: <A HREF="006244.html">[Mageia-dev] Anybody having high CPU by kded4 after upgrading to 4.6.90? +</A></li> + <LI>Next message: <A HREF="006256.html">[Mageia-dev] Anybody having high CPU by kded4 after upgrading to 4.6.90? +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#6255">[ date ]</a> + <a href="thread.html#6255">[ thread ]</a> + <a href="subject.html#6255">[ subject ]</a> + <a href="author.html#6255">[ author ]</a> + </LI> + </UL> + <HR> +<!--beginarticle--> +<PRE>2011/7/1 Christiaan Welvaart <<A HREF="https://www.mageia.org/mailman/listinfo/mageia-dev">cjw at daneel.dyndns.org</A>>: +><i> On Fri, 1 Jul 2011, Radu-Cristian FOTESCU wrote: +</I>><i> +</I>>><i> Now, it's tough to determine what exactly is making kded4 to eat the CPU. +</I>>><i> As I'm having a single core, I'm burned. At the same time, minor changes +</I>>><i> that are actually small improvements make me want to stay with 4.6.90, not +</I>>><i> to revert to 4.6.4.... +</I>><i> +</I>><i> One way to figure that out is to attach gdb to it while it's running and +</I>><i> then print a backtrace. If you do that several times, you may break in the +</I>><i> code that's running a lot. But even if that works it is likely still not +</I>><i> easy to figure out what's going on. +</I>><i> +</I>><i> Other ways to get information would be to strace (or ltrace) this daemon to +</I>><i> get an idea what it's trying to do. But CPU usage by the application itself +</I>><i> cannot be seen this way. +</I>><i> +</I>><i> An easier way to start is to run iotop and check if kded4 is doing any I/O +</I>><i> related to this cpu usage. +</I> +Did that (after installing all updates up to 07:00 UTC), no signs of +any I/O activity other than the usual. Still, one of the 4 cores is on +full load. What strikes me here is: + - on a CPU with 1 core, this is fully loaded + - on a dual core CPU only 1 core is loaded + - on a quadcore CPU only 1 core is loaded. + +So, whatever it is, it affects only one CPU core no matter how many +cores the CPU offers. + +-- +wobo +</PRE> + + +<!--endarticle--> + <HR> + <P><UL> + <!--threads--> + <LI>Previous message: <A HREF="006244.html">[Mageia-dev] Anybody having high CPU by kded4 after upgrading to 4.6.90? +</A></li> + <LI>Next message: <A HREF="006256.html">[Mageia-dev] Anybody having high CPU by kded4 after upgrading to 4.6.90? +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#6255">[ date ]</a> + <a href="thread.html#6255">[ thread ]</a> + <a href="subject.html#6255">[ subject ]</a> + <a href="author.html#6255">[ 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> |