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SubjectRe: Increasing dmesg buffer size?

> What kernel parameter do I need to modify in the source to allow a
> larger dmesg buffer? I have a lot of boot messages and I currently
> loose about 10-20 lines immediately and they can not even be seen in
> /var/log/dmesg because that file gets dumped after those lines are
> already gone. Thanks to anyone who can help.

No command line paramter. Go into linux/kernel/printk.c and increase the
value of LOG_BUF_LEN. It must be a power of two.

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