centos_6.5_on_apu_-_post_install
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centos_6.5_on_apu_-_post_install [2014/05/17 08:28] – [Temperature sensor] admin | centos_6.5_on_apu_-_post_install [2014/06/10 12:09] – admin | ||
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+ | {{tag> | ||
+ | |||
+ | =====PC Engines APU - CentOS 6.5 post install===== | ||
====Change hostname==== | ====Change hostname==== | ||
Edit / | Edit / | ||
Line 55: | Line 58: | ||
sensors |grep temp1 |awk ' | sensors |grep temp1 |awk ' | ||
fi; | fi; | ||
- | </ | ||
- | ===SSD tuning=== | ||
- | ==elevator=noop== | ||
- | Check current elevator setting: | ||
- | cat / | ||
- | | ||
- | Set elevator: | ||
- | Add to / | ||
- | echo noop >/ | ||
- | | ||
- | ==Reduce swappiness== | ||
- | Check current setting: | ||
- | cat / | ||
- | |||
- | Change setting, using / | ||
- | vm.swappiness=1 | ||
- | vm.vfs_cache_pressure=50 | ||
- | Then activate: | ||
- | sysctl -p | ||
- | | ||
- | ==Edit / | ||
- | Add noatime, | ||
- | |||
- | ==Edit / | ||
- | issue_discards = 1 | ||
- | | ||
- | ====reduce writes: tmpfs for logging and /tmp==== | ||
- | You will lose files in tmpfs after reboot! Use remote syslog for important logs. | ||
- | |||
- | ==/ | ||
- | < | ||
- | tmpfs / | ||
- | tmpfs / | ||
- | </ | ||
- | |||
- | ==or set large commit interval== | ||
- | < | ||
- | / | ||
</ | </ | ||
centos_6.5_on_apu_-_post_install.txt · Last modified: 2021/10/09 15:14 by 127.0.0.1