From mboxrd@z Thu Jan 1 00:00:00 1970 From: Erik Slagter Subject: Re: Problems with Promise SATAII TX4 Date: Mon, 10 Oct 2005 12:29:13 +0200 Message-ID: <1128940153.4775.48.camel@localhost.localdomain> References: Mime-Version: 1.0 Content-Type: multipart/signed; micalg=sha1; protocol="application/x-pkcs7-signature"; boundary="=-UbNznDSvb0kTsD3KOY7B" Return-path: Received: from mx1.wlz.nl ([194.53.3.6]:2438 "HELO mx1.wlz.nl") by vger.kernel.org with SMTP id S1750736AbVJJKaG (ORCPT ); Mon, 10 Oct 2005 06:30:06 -0400 In-Reply-To: Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Mark Hahn Cc: linux-ide@vger.kernel.org --=-UbNznDSvb0kTsD3KOY7B Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Sat, 2005-10-08 at 13:06 -0400, Mark Hahn wrote: > > I'm not sure why the system needs more than 430W, but with the new >=20 > unfortunately, total watts is inadequate for characterizing a PSU. > it's about like classifying cars by how tall they are. >=20 > in particular, many non-server higher-watt PSU's are designed to provide > extra power for systems which consume power mainly on the CPU/video volta= ges, > and may not provide enough power for disks. further, modern motherboards > have voltage converters for the CPU and video which are less sensitive=20 > to power quality, and will thus "brownout" some power buses. after all,=20 > a typical CPU wants 1.5V or so at an obscene current. disk electronics,=20 > as far as I have seen, tend to treat their supply as clean and regulated. BTW my system has a 300W PSU but consumes about 195W according to a power meter on the primary (230V) side. Which of course is only comparable up to a certain level. Also BTW note that besides a total max power, PSU's also have ratings per voltage and some even per outlet. Maybe that's where the pain comes from ;-) A nice "bogus power" error message in the (S)ATA standard would have been ehrm... beneficial. --=-UbNznDSvb0kTsD3KOY7B Content-Type: application/x-pkcs7-signature; name=smime.p7s Content-Disposition: attachment; filename=smime.p7s Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIGFjCCAs8w ggI4oAMCAQICAw9TczANBgkqhkiG9w0BAQQFADBiMQswCQYDVQQGEwJaQTElMCMGA1UEChMcVGhh d3RlIENvbnN1bHRpbmcgKFB0eSkgTHRkLjEsMCoGA1UEAxMjVGhhd3RlIFBlcnNvbmFsIEZyZWVt YWlsIElzc3VpbmcgQ0EwHhcNMDUwODE4MTE1NDA1WhcNMDYwODE4MTE1NDA1WjBDMR8wHQYDVQQD ExZUaGF3dGUgRnJlZW1haWwgTWVtYmVyMSAwHgYJKoZIhvcNAQkBFhFlcmlrQHNsYWd0ZXIubmFt ZTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANAMKW15OgreNb+Wd++Xcw6uNJUXXIfX 56u1rtTObMmbbDY2wNc4Iqwbuwaysvox3z+YElXBibE8BAyV1iMjhee4mOfAy38dGHtWDxhOGke8 VpkyY8DSWgMN5p4egTiT6YNdHW75iiQ+Vh5zMHju1UXnIqgf5zkUGkNuxYp15jLZvRDbfA5H+Sil jbZGB2fiPOJHpyI61ZidcMgdow31qm70/oe6vXxhSZLzo7OLvExE+mQHwbCSIJMN/hPTK1z0lmQ1 kkaEjHrefqIgoF9Dk/WfOtulzvR3xBzDL50GZ32BxT/OhXYe1SHEJpSM1S/aq8TBQJYwjzREWyDh 0OYsmr0CAwEAAaMuMCwwHAYDVR0RBBUwE4ERZXJpa0BzbGFndGVyLm5hbWUwDAYDVR0TAQH/BAIw ADANBgkqhkiG9w0BAQQFAAOBgQCCpzoneRQIKsUO8zSnwQ7yhJTrS/EaDibiIVrkkCbzXwCiHFAi 7nmTRF0DlLVF3Ssf97ITWT/RSdkj9Xke0OHH7724PJdfpA6OglMnx2i7IcJLzPgPjB+fOmfR0nYX UYKuzGxTOXmshLmPcwKdpFuRLLk7n+vrTAwJYJI++crhJzCCAz8wggKooAMCAQICAQ0wDQYJKoZI hvcNAQEFBQAwgdExCzAJBgNVBAYTAlpBMRUwEwYDVQQIEwxXZXN0ZXJuIENhcGUxEjAQBgNVBAcT CUNhcGUgVG93bjEaMBgGA1UEChMRVGhhd3RlIENvbnN1bHRpbmcxKDAmBgNVBAsTH0NlcnRpZmlj YXRpb24gU2VydmljZXMgRGl2aXNpb24xJDAiBgNVBAMTG1RoYXd0ZSBQZXJzb25hbCBGcmVlbWFp bCBDQTErMCkGCSqGSIb3DQEJARYccGVyc29uYWwtZnJlZW1haWxAdGhhd3RlLmNvbTAeFw0wMzA3 MTcwMDAwMDBaFw0xMzA3MTYyMzU5NTlaMGIxCzAJBgNVBAYTAlpBMSUwIwYDVQQKExxUaGF3dGUg Q29uc3VsdGluZyAoUHR5KSBMdGQuMSwwKgYDVQQDEyNUaGF3dGUgUGVyc29uYWwgRnJlZW1haWwg SXNzdWluZyBDQTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEAxKY8VXNV+065yplaHmjAdQRw nd/p/6Me7L3N9VvyGna9fww6YfK/Uc4B1OVQCjDXAmNaLIkVcI7dyfArhVqqP3FWy688Cwfn8R+R NiQqE88r1fOCdz0Dviv+uxg+B79AgAJk16emu59l0cUqVIUPSAR/p7bRPGEEQB5kGXJgt/sCAwEA AaOBlDCBkTASBgNVHRMBAf8ECDAGAQH/AgEAMEMGA1UdHwQ8MDowOKA2oDSGMmh0dHA6Ly9jcmwu dGhhd3RlLmNvbS9UaGF3dGVQZXJzb25hbEZyZWVtYWlsQ0EuY3JsMAsGA1UdDwQEAwIBBjApBgNV HREEIjAgpB4wHDEaMBgGA1UEAxMRUHJpdmF0ZUxhYmVsMi0xMzgwDQYJKoZIhvcNAQEFBQADgYEA SIzRUIPqCy7MDaNmrGcPf6+svsIXoUOWlJ1/TCG4+DYfqi2fNi/A9BxQIJNwPP2t4WFiw9k6GX6E sZkbAMUaC4J0niVQlGLH2ydxVyWN3amcOY6MIE9lX5Xa9/eH1sYITq726jTlEBpbNU1341YheILc IRk13iSx0x1G/11fZU8xggHvMIIB6wIBATBpMGIxCzAJBgNVBAYTAlpBMSUwIwYDVQQKExxUaGF3 dGUgQ29uc3VsdGluZyAoUHR5KSBMdGQuMSwwKgYDVQQDEyNUaGF3dGUgUGVyc29uYWwgRnJlZW1h aWwgSXNzdWluZyBDQQIDD1NzMAkGBSsOAwIaBQCgXTAYBgkqhkiG9w0BCQMxCwYJKoZIhvcNAQcB MBwGCSqGSIb3DQEJBTEPFw0wNTEwMTAxMDI5MTNaMCMGCSqGSIb3DQEJBDEWBBRIRVEopqkqP2W8 G8TrC4d7tdr2hDANBgkqhkiG9w0BAQEFAASCAQAWret1mYMigmZuq2aqsk0WZcIt7z+6yNVjBFz7 9sAiK9Ms8zZwH4LXC0dJnkR5RUXLI2UPVTtDoLsEYnuVNWQAdvAzXCC++Z/zg+SOUrCbFLkRSqS0 u+ncFH77MoY/urRvaw6KdDToEFxF75Tyx/kQBsFfs3JxRva2sYzuRfaAmcAoTrA0oxEwkO0tc5rO RpfYFo0QgPsmI3OtHUijpcdcL75bwh1zPRicWJkUSfyWPOJ8rYaaEOcaDk94eN/fcBmZFm6TyJ6Z x/jKMQKTnpLMWPjxavE5hCpMhwbZoWcTm03VYUMPwQWLyQRwVeVvWVLUKg3eBd0qFiMcrL0aw7A8 AAAAAAAA --=-UbNznDSvb0kTsD3KOY7B--