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Dustin Lam2393a082019-06-04 10:55:50 -07001/*
2 * Copyright 2019 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package androidx.benchmark
18
19import java.io.File
20
21internal object MemInfo {
22 val memTotalBytes: Long
23
24 init {
25 val memInfo = File("/proc/meminfo")
26 val memTotalLine = memInfo.readLines().firstOrNull { it.matches(Regex("MemTotal:.*")) }
27 memTotalBytes = memTotalLine?.split(Regex("\\s+"))?.get(1)?.toLong()?.times(1024) ?: -1
28 }
29}