Messages in this thread | | | Date | Mon, 1 Oct 2001 16:55:13 -0700 (PDT) | From | James Simmons <> | Subject | Re: Increasing dmesg buffer size? |
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> 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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