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https://github.com/Divested-Mobile/DivestOS-Build.git
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28 lines
1.2 KiB
Bash
28 lines
1.2 KiB
Bash
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#!/bin/bash
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#DivestOS: A privacy oriented Android distribution
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#Copyright (c) 2017-2018 Divested Computing, Inc.
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#
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#This program is free software: you can redistribute it and/or modify
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#it under the terms of the GNU General Public License as published by
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#the Free Software Foundation, either version 3 of the License, or
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#(at your option) any later version.
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#
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#This program is distributed in the hope that it will be useful,
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#but WITHOUT ANY WARRANTY; without even the implied warranty of
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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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#GNU General Public License for more details.
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#
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#You should have received a copy of the GNU General Public License
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#along with this program. If not, see <https://www.gnu.org/licenses/>.
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#Attempts to increase performance and battery life
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#Last verified: 2018-07-10
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echo "Optimizing...";
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enter "kernel"
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sed -i "s/#define VM_MAX_READAHEAD\t128/#define VM_MAX_READAHEAD\t512/" ./*/*/include/linux/mm.h; #Lee Susman <lsusman@codeaurora.org>: Change the VM_MAX_READAHEAD value from the default 128KB to 512KB. This will allow the readahead window to grow to a maximum size of 512KB, which greatly benefits to sequential read throughput.
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cd "$DOS_BUILD_BASE";
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echo "Optimizing complete!";
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