Date: Thu, 30 Jun 2011 10:05:37 -0700 From: Marcel Moolenaar <marcel@xcllnt.net> To: Anton Shterenlikht <mexas@bristol.ac.uk> Cc: current@freebsd.org, freebsd-ia64@freebsd.org Subject: Re: isp(4) timeout Message-ID: <B4F9F3EF-98FF-44FF-9795-7FFC6FF06908@xcllnt.net> In-Reply-To: <20110630102544.GA97559@mech-cluster241.men.bris.ac.uk> References: <20110630102544.GA97559@mech-cluster241.men.bris.ac.uk>
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On Jun 30, 2011, at 3:25 AM, Anton Shterenlikht wrote: > I see in my logs: >=20 > isp0: Polled Mailbox Command (0x54) Timeout (500000us) (started @ = isp_plogx:2122) > isp0: Mailbox Command 'EXECUTE IOCB A64' failed (TIMEOUT) This is most likely caused by a loss of interrupt handling. Be it masked interrupts or the inability to have the interrupt thread running. I have some important improvements in the pipeline that significantly improve stability. I'm doing a final test and then I'll commit. It may address the issue as a side-effect. FYI, --=20 Marcel Moolenaar marcel@xcllnt.net
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