* [gentoo-dev] [PATCH] check-reqs.eclass: check-reqs_memory(): Check for available swap.
@ 2019-08-16 10:51 Ulrich Mueller
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From: Ulrich Mueller @ 2019-08-16 10:51 UTC (permalink / raw
To: gentoo-dev; +Cc: qa
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From: Arfrever Frehtes Taifersar Arahesis <Arfrever@Apache.Org>
Date: Mon, 13 May 2019 16:30:15 +0200
Print warning if usage of swap appears to be needed.
Closes: https://bugs.gentoo.org/569966
Signed-off-by: Arfrever Frehtes Taifersar Arahesis <Arfrever@Apache.Org>
Signed-off-by: Ulrich Müller <ulm@gentoo.org>
---
eclass/check-reqs.eclass | 22 ++++++++++++++++------
1 file changed, 16 insertions(+), 6 deletions(-)
diff --git a/eclass/check-reqs.eclass b/eclass/check-reqs.eclass
index 689944c8770..feb0b2fdbfd 100644
--- a/eclass/check-reqs.eclass
+++ b/eclass/check-reqs.eclass
@@ -1,3 +1,3 @@
-# Copyright 1999-2018 Gentoo Foundation
+# Copyright 2004-2019 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
@@ -241,33 +241,43 @@
check-reqs_memory() {
debug-print-function ${FUNCNAME} "$@"
[[ -z ${1} ]] && die "Usage: ${FUNCNAME} [size]"
local size=${1}
local actual_memory
+ local actual_swap
check-reqs_start_phase \
${size} \
"RAM"
if [[ -r /proc/meminfo ]] ; then
actual_memory=$(awk '/MemTotal/ { print $2 }' /proc/meminfo)
+ actual_swap=$(awk '/SwapTotal/ { print $2 }' /proc/meminfo)
else
- actual_memory=$(sysctl hw.physmem 2>/dev/null )
+ actual_memory=$(sysctl hw.physmem 2>/dev/null)
[[ "$?" == "0" ]] &&
- actual_memory=$(echo $actual_memory | sed -e 's/^[^:=]*[:=]//' )
+ actual_memory=$(echo "${actual_memory}" | sed -e 's/^[^:=]*[:=][[:space:]]*//')
+ actual_swap=$(sysctl vm.swap_total 2>/dev/null)
+ [[ "$?" == "0" ]] &&
+ actual_swap=$(echo "${actual_swap}" | sed -e 's/^[^:=]*[:=][[:space:]]*//')
fi
if [[ -n ${actual_memory} ]] ; then
- if [[ ${actual_memory} -lt $(check-reqs_get_kibibytes ${size}) ]] ; then
+ if [[ ${actual_memory} -ge $(check-reqs_get_kibibytes ${size}) ]] ; then
+ eend 0
+ elif [[ -n ${actual_swap} && $((${actual_memory} + ${actual_swap})) -ge $(check-reqs_get_kibibytes ${size}) ]] ; then
+ ewarn "Amount of main memory is insufficient, but amount"
+ ewarn "of main memory combined with swap is sufficient."
+ ewarn "Build process may make computer very slow!"
+ eend 0
+ else
eend 1
check-reqs_unsatisfied \
${size} \
"RAM"
- else
- eend 0
fi
else
eend 1
ewarn "Couldn't determine amount of memory, skipping..."
fi
}
--
2.22.1
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