From: Peter Xu <peterx@redhat.com>
To: "Philippe Mathieu-Daudé" <philmd@redhat.com>
Cc: Bin Meng <bmeng.cn@gmail.com>,
Igor Mammedov <imammedo@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
qemu-devel@nongnu.org, David Hildenbrand <david@redhat.com>
Subject: Re: [PATCH] softmmu/physmem: Improve guest memory allocation failure error message
Date: Fri, 20 Aug 2021 16:31:43 -0400 [thread overview]
Message-ID: <YSARLwcmNZ4vgjB1@t490s> (raw)
In-Reply-To: <20210820155211.3153137-1-philmd@redhat.com>
On Fri, Aug 20, 2021 at 05:52:11PM +0200, Philippe Mathieu-Daudé wrote:
> When Linux refuses to overcommit a seriously wild allocation we get:
>
> $ qemu-system-i386 -m 40000000
> qemu-system-i386: cannot set up guest memory 'pc.ram': Cannot allocate memory
>
> Slighly improve the error message, displaying the memory size
> requested (in case the user didn't expect unspecified memory size
> unit is in MiB):
>
> $ qemu-system-i386 -m 40000000
> qemu-system-i386: Cannot set up 38.1 TiB of guest memory 'pc.ram': Cannot allocate memory
>
> Reported-by: Bin Meng <bmeng.cn@gmail.com>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
--
Peter Xu
next prev parent reply other threads:[~2021-08-20 20:33 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-20 15:52 [PATCH] softmmu/physmem: Improve guest memory allocation failure error message Philippe Mathieu-Daudé
2021-08-20 15:53 ` David Hildenbrand
2021-08-20 16:00 ` Philippe Mathieu-Daudé
2021-08-20 16:40 ` Igor Mammedov
2021-08-20 16:59 ` Philippe Mathieu-Daudé
2021-08-20 17:13 ` Peter Maydell
2021-08-23 8:38 ` David Hildenbrand
2021-08-23 9:23 ` Peter Maydell
2021-08-23 9:29 ` David Hildenbrand
2021-08-23 10:12 ` Philippe Mathieu-Daudé
2021-08-23 10:24 ` David Hildenbrand
2021-08-23 10:34 ` Philippe Mathieu-Daudé
2021-08-23 19:27 ` David Hildenbrand
2021-08-24 8:37 ` Dr. David Alan Gilbert
2021-08-24 8:53 ` David Hildenbrand
2021-08-24 11:42 ` Igor Mammedov
2021-08-20 20:31 ` Peter Xu [this message]
2021-08-21 10:01 ` Bin Meng
2021-08-21 10:41 ` Peter Maydell
2021-08-21 13:32 ` Philippe Mathieu-Daudé
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