faster booting

Roger Olofsson raggen at
Wed Mar 5 22:02:21 UTC 2008

Martin McCormick skrev:
> 	I second the statement about BIOS checks taking a long
> time. After working with many FreeBSD boxes, mostly Dells and a
> few IBM servers, they can take forever (2 to 3 minutes) which
> seems like forever when one is trying to get back on line quickly.
> 	If one is using a serial console, the \|/-\|/- of the
> kernel loading doesn't start until most of that time is gone. I
> am guessing the actual FreeBSD kernel bootup is maybe 30 seconds
> or so. If you have a SCSI bus, be sure the settling time built
> in to the boot process is as short as will still work correctly.
> Earlier versions of FreeBSD waited 15 seconds default. I safely
> got it down to 1.5 seconds and might have even gotten it shorter
> if I really knew how long it took the bus to settle.
> Martin McCormick WB5AGZ  Stillwater, OK 
> Systems Engineer
> OSU Information Technology Department Network Operations Group
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I tend to not reboot machines...FreeBSD somehow makes that possible. But 
If I do a shutdown there's the CTRL-D to get it back up fast....

Just my nickels worth.


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