summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--sbin/dumpon/dumpon.87
1 files changed, 5 insertions, 2 deletions
diff --git a/sbin/dumpon/dumpon.8 b/sbin/dumpon/dumpon.8
index 53f435c..0b74853 100644
--- a/sbin/dumpon/dumpon.8
+++ b/sbin/dumpon/dumpon.8
@@ -60,8 +60,11 @@ controlled by the
variable in the boot time configuration file
.Pa /etc/rc.conf .
.Pp
-The size of the specified dump device must be at least 64 KB greater
-than the size of physical memory.
+For most systems the size of the specified dump device must be at least
+the size of physical memory. Even though a header is added to the dump
+the BIOS for a platform typically holds back some memory, so you usually
+do not have to size the dump device larger then the actual amount of ram
+you stuffed into the machine.
.Pp
The
.Fl v
OpenPOWER on IntegriCloud