Date: Sat, 07 Jun 2014 17:54:20 -0400 From: Allan Jude <allanjude@freebsd.org> To: freebsd-virtualization@freebsd.org Subject: Re: interrupt storm on ahci Message-ID: <53938A0C.5000603@freebsd.org> In-Reply-To: <539383F3.2060307@freebsd.org> References: <20140607212440.GB3163@mouf.net> <539383F3.2060307@freebsd.org>
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On 2014-06-07 17:28, Peter Grehan wrote: > Hi Steve, > >> I'm running a FreeBSD guest in bhyve on a FreeBSD host. Both are running >> FreeBSD CURRENT, r266947. I've gotten this message about 12 times >> since boot: >> >> interrupt storm detected on "irq268:"; throttling interrupt source >> >> vmstat -i shows: >> >> irq268: ahci1 236514222 839 >> >> ahci1 is the second disk connected to the system: >> >> ahci1: <Intel ICH8 AHCI SATA controller> mem 0xc0002400-0xc00027ff irq >> 18 at device 4.0 on pci0 >> >> The VM itself runs poudriere and was building a bunch of packages. At the >> moment, the VM seems to be in a rather odd state. The poudriere jails are >> running, but not doing anything. Ideas? > > Is this an 8.* host ? I don't believe AHCI has MSI support on that > version, and AHCI legacy interrupts haven't had a huge amount of testing > under load. > > If it is 8.*, I'd recommend using virtio-blk for the block device until > we can work out what's going wrong. > > later, > > Peter. > > _______________________________________________ > freebsd-virtualization@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-virtualization > To unsubscribe, send any mail to > "freebsd-virtualization-unsubscribe@freebsd.org" He mentioned that both the host and guest are recent -CURRENT -- Allan Jude
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