On 4/27/06, Tom Shilson <[EMAIL PROTECTED]> wrote:

> It looks to me that taking a dump of a LIN-z system is a manual process.
> You either manually IPL a disk, a tape, or you do the VMDUMP command. The
> automatic dumping after an oops or kernel panic that is available on LINTEL
> is not available on LIN-z.  True?

You're right that one dump disk per server does not scale, and picking
one from a pool is not trivial (well, a pool of 1 could do). But you
would be better off with VMDUMP instead.

If the kernel crashes the CP READ wil make evidence disappear before
you're there to take the dump. My understanding is that the kernel
does a halt in case of bad damage, in that case vmhalt="VMDUMP 0:ALL"
would do the trick. Have a look at the "Using the dump tools" book
which describes the process to read in the dump in Linux (in the Linux
that caused the dump, or at least one with exactly the same level of
kernel).

--
Rob van der Heij
Velocity Software, Inc
http://velocitysoftware.com/

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