:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: : Copyright (c) 2017 Enea AB and others. : : All rights reserved. This program and the accompanying materials : are made available under the terms of the Apache License, Version 2.0 : which accompanies this distribution, and is available at : http://www.apache.org/licenses/LICENSE-2.0 :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: From: Alexandru Avadanii Date: Sun, 15 Jan 2017 08:14:12 +0100 Subject: [PATCH] AArch64: Read hugepage size from /proc/meminfo This method should be arch-indepedent, provided /proc/meminfo reports the correct information. Signed-off-by: Alexandru Avadanii --- agent | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/agent b/agent index eeb4d26..d514de6 100755 --- a/agent +++ b/agent @@ -1399,6 +1399,13 @@ class NodeAgent def supported_hugepages return [2048, 1048576] if _get_detailed_cpuinfo['0'][:flags].include?('pdpe1gb') return [2048] if _get_detailed_cpuinfo['0'][:flags].include?('pse') + # AArch64 does not expose CPU flags, but we can rely on /proc/meminfo + File.open('/proc/meminfo').each do |l| + case l.strip + when /Hugepagesize:\s+(\d+)\s+kB/ + return [$1.to_i()] + end + end [] end