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From: Richard Henderson <richard.henderson@linaro.org>
To: "Alex Bennée" <alex.bennee@linaro.org>, qemu-devel@nongnu.org
Cc: fam@euphon.net, berrange@redhat.com, f4bug@amsat.org,
	Christian Ehrhardt <christian.ehrhardt@canonical.com>,
	cota@braap.org, Paolo Bonzini <pbonzini@redhat.com>,
	aurelien@aurel32.net, Richard Henderson <rth@twiddle.net>
Subject: Re: [PATCH v3 06/16] accel/tcg: better handle memory constrained systems
Date: Fri, 24 Jul 2020 11:22:41 -0700	[thread overview]
Message-ID: <1927ea61-184d-59ac-8ce9-1eff32a0638d@linaro.org> (raw)
In-Reply-To: <20200724064509.331-7-alex.bennee@linaro.org>

On 7/23/20 11:44 PM, Alex Bennée wrote:
> It turns out there are some 64 bit systems that have relatively low
> amounts of physical memory available to them (typically CI system).
> Even with swapping available a 1GB translation buffer that fills up
> can put the machine under increased memory pressure. Detect these low
> memory situations and reduce tb_size appropriately.
> 
> Fixes: 600e17b2615 ("accel/tcg: increase default code gen buffer size for 64 bit")
> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
> Cc: BALATON Zoltan <balaton@eik.bme.hu>
> Cc: Christian Ehrhardt <christian.ehrhardt@canonical.com>

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~


  parent reply	other threads:[~2020-07-24 18:23 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-24  6:44 [PATCH v3 00/16] candidate fixes for 5.1-rc1 (testing, semihosting, OOM tcg, x86 fpu) Alex Bennée
2020-07-24  6:44 ` [PATCH v3 01/16] shippable: add one more qemu to registry url Alex Bennée
2020-07-24  6:44 ` [PATCH v3 02/16] semihosting: defer connect_chardevs a little more to use serialx Alex Bennée
2020-07-24  6:44 ` [PATCH v3 03/16] semihosting: don't send the trailing '\0' Alex Bennée
2020-07-24  6:44 ` [PATCH v3 04/16] util: add qemu_get_host_physmem utility function Alex Bennée
2020-07-24  6:44 ` [PATCH v3 05/16] util/oslib-win32: add qemu_get_host_physmem implementation Alex Bennée
2020-07-24  6:51   ` Stefan Weil
2020-07-24  6:44 ` [PATCH v3 06/16] accel/tcg: better handle memory constrained systems Alex Bennée
2020-07-24 13:41   ` Robert Foley
2020-07-24 18:22   ` Richard Henderson [this message]
2020-07-24  6:45 ` [PATCH v3 07/16] target/i386: floatx80: avoid compound literals in static initializers Alex Bennée
2020-07-24 18:23   ` Richard Henderson
2020-07-24  6:45 ` [PATCH v3 08/16] linux-user: don't use MAP_FIXED in pgd_find_hole_fallback Alex Bennée
2020-07-24  6:45 ` [PATCH v3 09/16] tests/docker: fix update command due to python3 str/bytes distinction Alex Bennée
2020-07-24  6:45 ` [PATCH v3 10/16] tests/docker: fix binfmt_misc image building Alex Bennée
2020-07-24  6:45 ` [PATCH v3 11/16] tests/docker: add support for DEB_KEYRING Alex Bennée
2020-07-24  6:45 ` [PATCH v3 12/16] linux-user: fix clock_nanosleep() Alex Bennée
2020-07-24 18:24   ` Richard Henderson
2020-07-24  6:45 ` [PATCH v3 13/16] linux-user, ppc: fix clock_nanosleep() for linux-user-ppc Alex Bennée
2020-07-24 18:24   ` [PATCH v3 13/16] linux-user,ppc: " Richard Henderson
2020-07-24  6:45 ` [PATCH v3 14/16] python/qemu: Cleanup changes to ConsoleSocket Alex Bennée
2020-07-24  7:25   ` Philippe Mathieu-Daudé
2020-07-24  6:45 ` [PATCH v3 15/16] python/qemu: Change ConsoleSocket to optionally drain socket Alex Bennée
2020-07-24  6:45 ` [PATCH v3 16/16] tests/vm: add shutdown timeout in basevm.py Alex Bennée

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