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Alexander Puchmayr writes: |
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> On Dienstag, 14. Oktober 2008, Daniel da Veiga wrote: |
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> > |
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> > I had one of this freezes today. |
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> > Simply killed X using CTRL+SYSREQ+K and got back a console with error |
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> > messages. |
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> > |
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> > Have you tried the SYSREQ keys? |
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> |
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> How does this work? I've tried it but I didn't get this working at all. |
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> AFAIK, first step is to compile the CONFIG_MAGIC_SYSRQ into the kernel. |
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> Then, make sure there's a "1" in /proc/sys/kernel/sysrq; well it is. |
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> /usr/src/linux/Documentation/sysrq.txt says press "ALT-SysRq-<command |
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> key>", I've tried it out with SysRq=printScreen and cmd='h' for help, |
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> but nothing happens, even under normal conditions. What did I make |
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> wrong? |
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Try another key than 'h'. The space key will show a little help, probably |
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that what you expected to see with 'h'. Oh, you need to be on a text |
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console (ctrl-at-f1) to get visible output. |
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http://en.wikipedia.org/wiki/Magic_SysRq_key |
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Wonko |