Date: Tue, 03 Mar 2009 10:56:16 -0600 From: Barry Pederson <bp@barryp.org> Cc: FreeBSD Current <freebsd-current@freebsd.org>, FreeBSD Stable <freebsd-stable@freebsd.org> Subject: Re: HEADS UP: Major CAM performance regression Message-ID: <49AD6130.8040703@barryp.org> In-Reply-To: <200902172307.n1HN74ml025580@pyroxene.sentex.ca> References: <499551B9.7050805@samsco.org> <200902172307.n1HN74ml025580@pyroxene.sentex.ca>
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Mike Tancsa wrote: > At 05:55 AM 2/13/2009, Scott Long wrote: > >> If, instead, it reports a value of '1', you are likely affected. Note >> that it may be normal for USB memory devices to report a low number. >> Also, many legacy SCSI disks, and devices that are not disks, may also >> be expected to report a low number. > > Hi Scott, > I tested with the patch on my areca controller, and it still > reports 1 post patch. (On RELENG_6, it shows 255 with the same controller) I can report a "metoo" on a 7.0-RELEASE-p3 machine with an Areca ARC-1212 card and SATA drives. "camcontrol tags da0" reports: (pass0:arcmsr0:0:0:0): device openings: 1 The machine is just a dog sometimes. Haven't tried the patch though. Barry
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