Date: Wed, 05 Dec 2012 21:04:48 +0100 From: Harald Schmalzbauer <h.schmalzbauer@omnilan.de> To: freebsd-stable@freebsd.org, freebsd-scsi@freebsd.org Subject: Re: cam SCSI negotiation issues (mpt in that case), only 3.300MB/s transfers Message-ID: <50BFA8E0.3050603@omnilan.de> In-Reply-To: <50AF7C88.5000507@omnilan.de> References: <50AF7C88.5000507@omnilan.de>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigFBBB97480F55D763FDF81840 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: quoted-printable schrieb Harald Schmalzbauer am 23.11.2012 14:39 (localtime): > ... > found out that hint.mpt.0.msi_enable=3D"1" > solves the interrupt storm problem, although dmesg output still is > exactly the same: > mpt0: <LSILogic 1030 Ultra4 Adapter> port 0x4000-0x40ff mem > 0xd6440000-0xd645ffff,0xd6420000-0xd643ffff irq 18 at device 0.0 on pci= 3 > mpt0: MPI Version=3D1.2.15.0 > Btw, I'm still curious what the sysctl "hw.mpt.0.role" means? With my > LSI1030 it's "3", an onther 1068, it's "1" Any hint for me what "hw.mpt.0.role" means? > ...I had no luck using "camcontrol negotiate sa0 -R 40" to > alter the negotiation parameters. > It always shows 3,300MB/s and seems to reflect reality I'd still need help here if possible. Is there any point to start for non-developers? Any SCSI command "secrets" I can try? If anybody is interested in solving, but lacks hardware, I'd donate one LSI20320IE. Thanks, -Harry (not subscribed to freebsd-scsi@) --------------enigFBBB97480F55D763FDF81840 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (FreeBSD) iEYEARECAAYFAlC/qOgACgkQLDqVQ9VXb8gafACgsPQgIcDo4sM2kLqfiGtskIwO jegAn2Oc/pwDSGpJvtlz2qY/HBnn4DLB =w2Mo -----END PGP SIGNATURE----- --------------enigFBBB97480F55D763FDF81840--
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