Date: Wed, 13 May 2015 10:54:09 +0200 From: =?windows-1252?Q?Roger_Pau_Monn=E9?= <roger.pau@citrix.com> To: "Eggert, Lars" <lars@netapp.com>, "freebsd-xen@freebsd.org" <freebsd-xen@freebsd.org> Subject: Re: Xen dom0 "interrupt storm detected on "irq16:"; throttling interrupt source" Message-ID: <55531131.7040404@citrix.com> In-Reply-To: <EAB58E00-BA0A-45FB-A709-01359219C106@netapp.com> References: <EAB58E00-BA0A-45FB-A709-01359219C106@netapp.com>
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Hello, El 13/05/15 a les 10.20, Eggert, Lars ha escrit: > Hi, > > with Xen from git and a recent -CURRENT, I get "interrupt storm detected on "irq16:"; throttling interrupt source" messages on the dom0 console about once a second. irq16 is used for ehci: > > # vmstat -i | grep irq16 > irq16: ehci0 1229805 6559 > > Any ideas? Can you post the full output of vmstat -i and the log of Xen and FreeBSD booting (with boot_verbose=YES)? If you don't have a serial console setup you can get the Xen boot log using xl dmesg. Roger.
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