Reboot while booting with new per-CPU allocator
Alexander Leidinger
Alexander at Leidinger.net
Fri Jun 17 21:12:40 GMT 2005
On Fri, 17 Jun 2005 11:02:43 +0100 (BST)
Robert Watson <rwatson at FreeBSD.org> wrote:
> > I try to load as much as possible as modules. Can you quantify "large
> > number of modules"? I could load some more modules for testing purposes
> > at the weekend.
>
> Well, it looked like 30 was enough to exceed the 40 page UMA threshold,
> but it's now been bumped to 48 in HEAD. However, what actually matters is
> malloc types, not modules, so I think two routes would be productive: to
> add a debugging printf to UMA to show how much of the boot page space is
> used at the time it transitions to non-boot pages, and to try creating a
> module that creates various numbers of malloc types.
% grep _load= /boot/loader.conf | grep -v '^#' | wc -l
51
I try to get some time tomorrow to update from a Jun 11 kernel to a
recent -current. It will at least serve as a datapoint.
Bye,
Alexander.
--
The computer revolution is over. The computers won.
http://www.Leidinger.net Alexander @ Leidinger.net
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