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authormarcel <marcel@FreeBSD.org>2002-04-26 19:30:11 +0000
committermarcel <marcel@FreeBSD.org>2002-04-26 19:30:11 +0000
commitaf449c5ecc4fb3ee132f6d1be981af7f88cdb282 (patch)
tree1a816018572e29e9524210ce3bb208faeab86aba /sys/dev/sio/sio.c
parenta6e173ee3355f49affa5d31181daa19bb6c1229d (diff)
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Machine Check Architecture (MCA) support code. Error records are
collected at boot and made available through sysctl(8). At the moment, the following MIB names are created: hw.mca.count - The number of error records collected. hw.mca.first - The lowest sequence number present. hw.mca.last - The highest sequence number present. hw.mca.<X> - The error record with sequence number <X>. Using sysctl(8) allows us to easily detect and analyze the records, which is very helpful during development of MCA but can also be used in production as a way to collect machine health statistics.
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