Date: Mon, 11 Jul 2016 12:35:06 -0500 From: Karl Denninger <karl@denninger.net> To: freebsd-hackers@freebsd.org Subject: Re: 11-Beta1 problem with virtual KVM Message-ID: <27ab24b9-ef8c-0ce5-c70b-d7fe3a201946@denninger.net> In-Reply-To: <bd5decf7-7757-2591-783e-998399ad220a@FreeBSD.org> References: <4dc72d13-bdbf-3947-0564-4e8553475b17@denninger.net> <CAPed3OG9sa-F_t%2B%2BwTFHydBgHNO20cc_w6eaC7qVOU72rbHRsw@mail.gmail.com> <4e137b8a-4dd4-10c9-7843-83452c217a70@denninger.net> <bd5decf7-7757-2591-783e-998399ad220a@FreeBSD.org>
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This is a cryptographically signed message in MIME format. --------------ms080601040005050503030604 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable On 7/11/2016 12:22, Eric van Gyzen wrote: > On 07/11/16 12:12 PM, Karl Denninger wrote: >> On 7/11/2016 11:54, Ruben Kerkhof wrote: >>> Dear Karl, >>> >>> On Sun, Jul 10, 2016 at 3:24 AM, Karl Denninger <karl@denninger.net> = wrote: >>>> It looks like the VGA "synthetic" adapter that the system is outputt= ing >>>> on for the console now has one extra scan line. >>>> >>>> This results in the last line being half cut-off on my java-based >>>> KVM.... very annoying and it makes it extremely difficult to work on= the >>>> system via it. >>>> >>>> This was *not* a problem with 10.x; it's a new issue for 11. >>>> >>>> Ideas to fix? Setting rows does not do it. >>> FWIW, I'm seeing the same on various Supermicro KVMs. >>> This is indeed very annoying since it hides the prompt. >>> >>> I've been planning to open an issue in BZ but haven't had the time ye= t. >>> >> It also impacts a real monitor; I had to resize the screen that I had >> used on one of my test machines for quite some time. It appears they >> changed the scan line count or something similar in the driver. > You might try adding this to /boot/loader.conf and rebooting: > > kern.vty=3D"sc" > > That will at least narrow down the problem to the new vt(4). kern.vty=3D"sc" returns me to a reasonable console that works properly over the KVM. Looks like the "new" vt has problems.... this will bite (at least) anyone with a SuperMicro IPMI/KVM and there's a lot of those out there...= --=20 Karl Denninger karl@denninger.net <mailto:karl@denninger.net> /The Market Ticker/ /[S/MIME encrypted email preferred]/ --------------ms080601040005050503030604 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgMFADCABgkqhkiG9w0BBwEAAKCC Bl8wggZbMIIEQ6ADAgECAgEpMA0GCSqGSIb3DQEBCwUAMIGQMQswCQYDVQQGEwJVUzEQMA4G A1UECBMHRmxvcmlkYTESMBAGA1UEBxMJTmljZXZpbGxlMRkwFwYDVQQKExBDdWRhIFN5c3Rl bXMgTExDMRwwGgYDVQQDExNDdWRhIFN5c3RlbXMgTExDIENBMSIwIAYJKoZIhvcNAQkBFhND dWRhIFN5c3RlbXMgTExDIENBMB4XDTE1MDQyMTAyMjE1OVoXDTIwMDQxOTAyMjE1OVowWjEL MAkGA1UEBhMCVVMxEDAOBgNVBAgTB0Zsb3JpZGExGTAXBgNVBAoTEEN1ZGEgU3lzdGVtcyBM TEMxHjAcBgNVBAMTFUthcmwgRGVubmluZ2VyIChPQ1NQKTCCAiIwDQYJKoZIhvcNAQEBBQAD ggIPADCCAgoCggIBALmEWPhAdphrWd4K5VTvE5pxL3blRQPyGF3ApjUjgtavqU1Y8pbI3Byg XDj2/Uz9Si8XVj/kNbKEjkRh5SsNvx3Fc0oQ1uVjyCq7zC/kctF7yLzQbvWnU4grAPZ3IuAp 3/fFxIVaXpxEdKmyZAVDhk9az+IgHH43rdJRIMzxJ5vqQMb+n2EjadVqiGPbtG9aZEImlq7f IYDTnKyToi23PAnkPwwT+q1IkI2DTvf2jzWrhLR5DTX0fUYC0nxlHWbjgpiapyJWtR7K2YQO aevQb/3vN9gSojT2h+cBem7QIj6U69rEYcEDvPyCMXEV9VcXdcmW42LSRsPvZcBHFkWAJqMZ Myiz4kumaP+s+cIDaXitR/szoqDKGSHM4CPAZV9Yh8asvxQL5uDxz5wvLPgS5yS8K/o7zDR5 vNkMCyfYQuR6PAJxVOk5Arqvj9lfP3JSVapwbr01CoWDBkpuJlKfpQIEeC/pcCBKknllbMYq yHBO2TipLyO5Ocd1nhN/nOsO+C+j31lQHfOMRZaPQykXVPWG5BbhWT7ttX4vy5hOW6yJgeT/ o3apynlp1cEavkQRS8uJHoQszF6KIrQMID/JfySWvVQ4ksnfzwB2lRomrdrwnQ4eG/HBS+0l eozwOJNDIBlAP+hLe8A5oWZgooIIK/SulUAsfI6Sgd8dTZTTYmlhAgMBAAGjgfQwgfEwNwYI KwYBBQUHAQEEKzApMCcGCCsGAQUFBzABhhtodHRwOi8vY3VkYXN5c3RlbXMubmV0Ojg4ODgw CQYDVR0TBAIwADARBglghkgBhvhCAQEEBAMCBaAwCwYDVR0PBAQDAgXgMCwGCWCGSAGG+EIB DQQfFh1PcGVuU1NMIEdlbmVyYXRlZCBDZXJ0aWZpY2F0ZTAdBgNVHQ4EFgQUxRyULenJaFwX RtT79aNmIB/u5VkwHwYDVR0jBBgwFoAUJHGbnYV9/N3dvbDKkpQDofrTbTUwHQYDVR0RBBYw FIESa2FybEBkZW5uaW5nZXIubmV0MA0GCSqGSIb3DQEBCwUAA4ICAQBPf3cYtmKowmGIYsm6 eBinJu7QVWvxi1vqnBz3KE+HapqoIZS8/PolB/hwiY0UAE1RsjBJ7yEjihVRwummSBvkoOyf G30uPn4yg4vbJkR9lTz8d21fPshWETa6DBh2jx2Qf13LZpr3Pj2fTtlu6xMYKzg7cSDgd2bO sJGH/rcvva9Spkx5Vfq0RyOrYph9boshRN3D4tbWgBAcX9POdXCVfJONDxhfBuPHsJ6vEmPb An+XL5Yl26XYFPiODQ+Qbk44Ot1kt9s7oS3dVUrh92Qv0G3J3DF+Vt6C15nED+f+bk4gScu+ JHT7RjEmfa18GT8DcT//D1zEke1Ymhb41JH+GyZchDRWtjxsS5OBFMzrju7d264zJUFtX7iJ 3xvpKN7VcZKNtB6dLShj3v/XDsQVQWXmR/1YKWZ93C3LpRs2Y5nYdn6gEOpL/WfQFThtfnat HNc7fNs5vjotaYpBl5H8+VCautKbGOs219uQbhGZLYTv6okuKcY8W+4EJEtK0xB08vqr9Jd0 FS9MGjQE++GWo+5eQxFt6nUENHbVYnsr6bYPQsZH0CRNycgTG9MwY/UIXOf4W034UpR82TBG 1LiMsYfb8ahQJhs3wdf1nzipIjRwoZKT1vGXh/cj3gwSr64GfenURBxaFZA5O1acOZUjPrRT n3ci4McYW/0WVVA3lDGCBRMwggUPAgEBMIGWMIGQMQswCQYDVQQGEwJVUzEQMA4GA1UECBMH RmxvcmlkYTESMBAGA1UEBxMJTmljZXZpbGxlMRkwFwYDVQQKExBDdWRhIFN5c3RlbXMgTExD MRwwGgYDVQQDExNDdWRhIFN5c3RlbXMgTExDIENBMSIwIAYJKoZIhvcNAQkBFhNDdWRhIFN5 c3RlbXMgTExDIENBAgEpMA0GCWCGSAFlAwQCAwUAoIICTTAYBgkqhkiG9w0BCQMxCwYJKoZI hvcNAQcBMBwGCSqGSIb3DQEJBTEPFw0xNjA3MTExNzM1MDZaME8GCSqGSIb3DQEJBDFCBEA+ kh9t8HqV9NdOreumkB/VXqW5MWQKrgjlIU6HZztxtB4a/QAUJMeLGGKEGxXm++NSLeoG8qKc +wrBiIytl8gJMGwGCSqGSIb3DQEJDzFfMF0wCwYJYIZIAWUDBAEqMAsGCWCGSAFlAwQBAjAK BggqhkiG9w0DBzAOBggqhkiG9w0DAgICAIAwDQYIKoZIhvcNAwICAUAwBwYFKw4DAgcwDQYI KoZIhvcNAwICASgwgacGCSsGAQQBgjcQBDGBmTCBljCBkDELMAkGA1UEBhMCVVMxEDAOBgNV BAgTB0Zsb3JpZGExEjAQBgNVBAcTCU5pY2V2aWxsZTEZMBcGA1UEChMQQ3VkYSBTeXN0ZW1z IExMQzEcMBoGA1UEAxMTQ3VkYSBTeXN0ZW1zIExMQyBDQTEiMCAGCSqGSIb3DQEJARYTQ3Vk YSBTeXN0ZW1zIExMQyBDQQIBKTCBqQYLKoZIhvcNAQkQAgsxgZmggZYwgZAxCzAJBgNVBAYT AlVTMRAwDgYDVQQIEwdGbG9yaWRhMRIwEAYDVQQHEwlOaWNldmlsbGUxGTAXBgNVBAoTEEN1 ZGEgU3lzdGVtcyBMTEMxHDAaBgNVBAMTE0N1ZGEgU3lzdGVtcyBMTEMgQ0ExIjAgBgkqhkiG 9w0BCQEWE0N1ZGEgU3lzdGVtcyBMTEMgQ0ECASkwDQYJKoZIhvcNAQEBBQAEggIAND0gn9PW VJ4gWAJIfDYxIttM9IpgTk4gZCJGeTC1WG42Ed6YALdKJNFaIM0eKrbVAO9EF+5e/s5MrJz0 yGlzVP2imCT4IV2FgHjK1ApjrLtr6LFwRf+2Z2mnTYye4BLGYpwIuF+XudsUF0vOgqi+zjKI akMVrD3CvvHP6Y3OG+6/VA3PZQ1i8nkCx7TQ4izLA+ecjx+ZwzNZGqi6Q3RldwXeg1hyHgi1 wv1xM67XTUkCg0Ktk5cB8H8vfXNMvzMS6xKQ1oW7fn8rEYUao+ZPyO3kO26tPmNpBoqYkKk9 RYuMUgHYvGI/76R1BKr11XcW+gG7sEitvvcZHYzyYBdVtY7Jn9AThFUjysIfDw1haHQor+tC hugcVXjcKzvfLORbNjmfHgG6UnbIwmozUTHvQNE1fdNhckZv9CDrcYkWAg8CrBULxVYHHTEh wl5+4FVaeh8PCIW5cDrH8x03sdQzfvfbtXveyZgJpQ12xTzGsSj0RfbcqobhBIpxRR4zwwEU LQIXjx3MkaNvnQ4I5Dr+hfWIAwLr5NKwP4XuFIwU8/G9wpxBwFBM7kvCTtBZRk9gmcakeUKU s36nLeeNK+d8SimpyVVpV9OmH1HYZ5/eNbDqvLzxOyFg8hOLj3PcytcmHDiWy4O0C5u/Zcoi rIQaXXe2gkqwiqW4HOpACFz15d8AAAAAAAA= --------------ms080601040005050503030604--
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