diff options
author | pluknet <pluknet@FreeBSD.org> | 2011-01-21 10:26:26 +0000 |
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committer | pluknet <pluknet@FreeBSD.org> | 2011-01-21 10:26:26 +0000 |
commit | 5f536fc1d3dfb28e75a18d60bddcfacdf3f22617 (patch) | |
tree | 7eea8c732d50e7ebda3498e40f7ccad228cc1453 /sys/boot | |
parent | 8309d738784bb61d488dbea96837e5d407437cfc (diff) | |
download | FreeBSD-src-5f536fc1d3dfb28e75a18d60bddcfacdf3f22617.zip FreeBSD-src-5f536fc1d3dfb28e75a18d60bddcfacdf3f22617.tar.gz |
Make MSGBUF_SIZE kernel option a loader tunable kern.msgbufsize.
Submitted by: perryh pluto.rain.com (previous version)
Reviewed by: jhb
Approved by: kib (mentor)
Tested by: universe
Diffstat (limited to 'sys/boot')
-rw-r--r-- | sys/boot/common/loader.8 | 8 | ||||
-rw-r--r-- | sys/boot/forth/loader.conf | 1 |
2 files changed, 9 insertions, 0 deletions
diff --git a/sys/boot/common/loader.8 b/sys/boot/common/loader.8 index 56c5199..94b4e6a 100644 --- a/sys/boot/common/loader.8 +++ b/sys/boot/common/loader.8 @@ -609,6 +609,14 @@ Note that the NBUF parameter will override this limit. Modifies .Dv VM_BCACHE_SIZE_MAX . +.It Va kern.msgbufsize +Sets the size of the kernel message buffer. +The default limit of 64KB is usually sufficient unless +large amounts of trace data need to be collected +between opportunities to examine the buffer or +dump it to a file. +Overrides kernel option +.Dv MSGBUF_SIZE . .It Va machdep.disable_mtrrs Disable the use of i686 MTRRs (x86 only). .It Va net.inet.tcp.tcbhashsize diff --git a/sys/boot/forth/loader.conf b/sys/boot/forth/loader.conf index ee60bae..785c6a3 100644 --- a/sys/boot/forth/loader.conf +++ b/sys/boot/forth/loader.conf @@ -99,6 +99,7 @@ module_path="/boot/modules" # Set the module search path #kern.maxswzone="" # Set the max swmeta KVA storage #kern.maxtsiz="" # Set the max text size #kern.maxusers="32" # Set size of various static tables +#kern.msgbufsize="" # Set size of kernel message buffer #kern.nbuf="" # Set the number of buffer headers #kern.ncallout="" # Set the maximum # of timer events #kern.ngroups="1023" # Set the maximum # of supplemental groups |