Date: Sun, 15 Mar 1998 12:16:32 -0700 From: "Justin T. Gibbs" <gibbs@plutotech.com> To: Karl Denninger <karl@mcs.net> Cc: "Justin T. Gibbs" <gibbs@plutotech.com>, scsi@FreeBSD.ORG Subject: Re: CAM question Message-ID: <199803151919.MAA09848@pluto.plutotech.com> In-Reply-To: Your message of "Sun, 15 Mar 1998 05:55:21 CST." <19980315055521.51883@mcs.net>
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>The prioritization and operational changes are very nice and make a big >difference; Can you quantify that? I'm very curious about the performance impact of CAM. >one thing that I find interesting is the behavior with our >RAID systems, in that CAM has changed the outstanding tag queue size >several times - including once revising it *upwards* (which I didn't >expect to see). I wouldn't expect it to go upwards either. Can you send me a dmesg + the appropriate messages from /var/log/messages privately? I'd like to look into why this might happen. >Have you tried building a release with the patches in? That would be an >interesting exercise.. Jordan was talking about doing this at one point. I don't if that is still the case. -- Justin To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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