From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from rcdn-iport-2.cisco.com ([173.37.86.73]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYZdD-00005l-Hm for kexec@lists.infradead.org; Tue, 12 May 2020 18:27:56 +0000 From: "Daniel Walker (danielwa)" Subject: Re: [REQUEST] makedumpfile: stream compress flat ELF format with libz Date: Tue, 12 May 2020 18:27:51 +0000 Message-ID: <20200512182749.GP31850@zorba> References: <20200512172546.GL31850@zorba> In-Reply-To: Content-Language: en-US Content-ID: MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: Guilherme Piccoli Cc: "kexec@lists.infradead.org" , "xe-linux-external(mailer list)" 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 _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec