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From: "Daniel Walker (danielwa)" <danielwa@cisco.com>
To: Guilherme Piccoli <gpiccoli@canonical.com>
Cc: "kexec@lists.infradead.org" <kexec@lists.infradead.org>,
	"xe-linux-external(mailer list)" <xe-linux-external@cisco.com>
Subject: Re: [REQUEST] makedumpfile: stream compress flat ELF format with libz
Date: Tue, 12 May 2020 18:27:51 +0000	[thread overview]
Message-ID: <20200512182749.GP31850@zorba> (raw)
In-Reply-To: <CAHD1Q_wJGA+b9hgLhUUt2fBK8aEOchis9EDW4W8JVQ1EreFwqA@mail.gmail.com>

On Tue, May 12, 2020 at 03:14:49PM -0300, Guilherme Piccoli wrote:
> It's a quite interesting feature Daniel, thanks for the effort!
> I'm curious about memory usage - did you somehow measure the
> consumption with your patches vs. the regular kdump compression?

It's not really a memory consumption issue, it's a core size issue. The core
size is much smaller when compressed with gzip. I measured the core size with
different formats and gzip compressed.

Daniel
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  reply	other threads:[~2020-05-12 18:27 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-12 17:25 [REQUEST] makedumpfile: stream compress flat ELF format with libz Daniel Walker (danielwa)
2020-05-12 17:38 ` John Donnelly
2020-05-12 17:45   ` Daniel Walker (danielwa)
2020-05-12 18:14 ` Guilherme Piccoli
2020-05-12 18:27   ` Daniel Walker (danielwa) [this message]
2020-05-12 18:32     ` Guilherme Piccoli
2020-05-12 18:56       ` Daniel Walker (danielwa)
2020-05-12 19:20 ` HAGIO KAZUHITO(萩尾　一仁)

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