From: Carsten Schiers <carsten@schiers.de>
To: xen-devel <xen-devel@lists.xensource.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Load increase after memory upgrade?
Date: Thu, 23 Jun 2011 16:22:39 +0200 [thread overview]
Message-ID: <27294748.111308838959011.JavaMail.root@uhura> (raw)
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Hi,
after my memory upgrade 4GB -> 8GB, I noticed a much higher load in the Video DomU,
related to some PCI cards that do DMA. I could check that it's related to two of the
three cards that use the same hardware architecture (budget_av and budget_ci) whereas
the b2c2_flexcop doesn't show shuch a behaviour.
As I changed at the same time from Xen 4.1.0 to 4.1.1, I wondered whether this is
a) normal or pathologic
b) related to Xen or the memory upgrade
Any thoughts? Can be seen as the yellow domain in my munin graphs.
Carsten.
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