On Tue, 29 Jun 2004 18:22:57 -0700 (PDT), Doug White
<dwhite@gumbysoft.com> wrote:
> On Wed, 30 Jun 2004, Ronald Klop wrote:
>
>> I get the following panics while untarring a 30MB archive on an md
>> device
>> create with:
>> tmpmfs="YES"
>> tmpsize="256m"
>
> This is a malloc-backed md disk, which consumes memory directly from KVM.
> If you do a large extraction it will consume all of KVM and cause your
> panic. Unless you're running diskless and this is your only option
> besides NFS, either don't use tmpmfs or avoid extracting large amounts of
> data to /tmp.
Thanks, I read this a few moments ago in the manual page.
Isn't there a way to prevent or warn people when they create a malloc
backed disk that is larger than KVM? I think a panic isn't very user
friendly and it took me quite some time to figure this out.
Ronald.
--
Ronald Klop
Amsterdam, The Netherlands