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Collection of Linux administration tips, tutorials, HOWTOs and articles.

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Quick links Latest articles: 2016-08-12 04:13:33 Software RAID in Linux 2016-07-23 03:23:46 Serious security flaw in WHM/cPanel – symlinks and .htaccess can be evil 2016-07-22 12:17:01 Acer accepting Windows tax refund 2016-07-22 11:02:43 The smallest Windows domain controller on Earth 2016-07-21 13:55:42 Country codes for SSL certificates 2016-07-20 09:00:04 Cipher benchmark for dm-crypt / LUKS 2016-07-20 07:35:32 DRDB and link compression 2016-07-20 06:32:38 Solving reliability and scalability problems with iSCSI, part 2 2016-07-20 05:15:39 Solving reliability and scalability problems with iSCSI 2016-07-20 05:03:35 CPUfreq and dm-crypt performance problems Latest HOWTOs: 2017-11-25 15:58:46 Static compilation of cpuminer 2017-01-29 02:12:16 Renaming mongo shards 2016-11-14 17:11:27 Running Debian on ASUS WL-500G deluxe 2016-10-17 10:13:09 MySQL: avoiding "Waiting for table metadata lock" when executing "ALTER TABLE" 2016-09-19 17:45:51 Unicast VXLAN: overlay network for multiple servers with dozens of containers 2016-08-16 15:42:02 Secure rsync over SSH without shell access 2016-08-14 07:08:16 Running Debian on Thecus n5200 2016-08-14 07:04:47 Running Debian on Thecus n4100 2016-08-13 14:56:43 Running Debian on Freecom FSG-3 2016-08-13 14:45:19 Running Debian on ASUS WL-500G deluxe:Additional hardware Latest short tips and fixes: 2020-03-08 09:57:35 Setting cpu affinity for programs with large number of threads 2019-08-09 07:09:56 Date conversion oneliners in bash 2019-05-16 01:51:24 Routing with multiple network cards 2018-12-01 02:55:36 Bridge with a static IP with netplan 2018-05-05 23:47:46 MySQL - can't raise max connections over 214 2018-04-25 06:00:21 Static IPs with netplan 2018-04-25 05:44:42 Routing with two default gateways 2017-12-17 14:38:36 Disable systemd listening on port 111 2017-12-13 04:48:41 NODE.JS: sh: 1: node: Permission denied 2017-12-04 15:18:54 OpenSSH: tunnel-only user