From: Borislav Petkov <bp@alien8.de>
To: Baoquan He <bhe@redhat.com>, Thomas.Lendacky@amd.com
Cc: x86@kernel.org, lijiang <lijiang@redhat.com>,
peterz@infradead.org, dave.hansen@linux.intel.com,
kexec@lists.infradead.org, linux-kernel@vger.kernel.org,
mingo@redhat.com, luto@kernel.org, hpa@zytor.com,
tglx@linutronix.de, dyoung@redhat.com, akpm@linux-foundation.org
Subject: Re: [PATCH 0/3 v11] add reserved e820 ranges to the kdump kernel e820 table
Date: Wed, 12 Jun 2019 17:10:33 +0200 [thread overview]
Message-ID: <20190612151033.GJ32652@zn.tnic> (raw)
In-Reply-To: <20190612015549.GI26148@MiWiFi-R3L-srv>
On Wed, Jun 12, 2019 at 09:55:49AM +0800, Baoquan He wrote:
> With further investigation, the failure after applying Tom's patch is
> caused by OOM. When increase crashkernel reservation to 512M, kdump
> kernel can boot successfully. I noticed your crashkernel reservation is
> 256M, that will fail and stuck there very possibly.
>
> So Tom's patch can fix the issue. We need further check why much more
> crashkernel memory is needed on those AMD boxes with sme support..
Yes, 256M for a kexec kernel sounds pretty much enough to me. So there's
something else at play here. I wonder if that workarea after _end, from
Tom's patch, needs so much room...
--
Regards/Gruss,
Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
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next prev parent reply other threads:[~2019-06-12 15:10 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-23 1:30 [PATCH 0/3 v11] add reserved e820 ranges to the kdump kernel e820 table Lianbo Jiang
2019-04-23 1:30 ` [PATCH 1/3 v11] x86/e820, resource: add a new I/O resource descriptor 'IORES_DESC_RESERVED' Lianbo Jiang
2019-04-23 1:30 ` [PATCH 2/3 v11] x86/mm: change the check condition in SEV because a new descriptor is introduced Lianbo Jiang
2019-04-23 1:30 ` [PATCH 3/3 v11] x86/kexec_file: add reserved e820 ranges to kdump kernel e820 table Lianbo Jiang
2019-05-28 7:30 ` [PATCH 0/3 v11] add reserved e820 ranges to the " lijiang
2019-06-07 17:42 ` Borislav Petkov
2019-06-08 3:54 ` Baoquan He
2019-06-08 9:10 ` Borislav Petkov
2019-06-08 10:01 ` Baoquan He
2019-06-08 10:06 ` Borislav Petkov
2019-06-08 10:26 ` Baoquan He
2019-06-10 11:37 ` Borislav Petkov
2019-06-12 1:14 ` lijiang
2019-06-12 1:55 ` Baoquan He
2019-06-12 5:49 ` Dave Young
2019-06-12 15:10 ` Borislav Petkov [this message]
2019-06-12 16:52 ` Lendacky, Thomas
2019-06-12 18:07 ` Borislav Petkov
2019-06-12 19:10 ` Lendacky, Thomas
2019-06-13 15:07 ` Baoquan He
2019-06-13 1:18 ` dyoung
2019-06-09 4:02 ` lijiang
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