2017

Preferred settings for Macs Fan Control on older iMacs that run hot and make funny noises

Yesterday I encountered a customers iMac which ran crazy hot on the backside. Macs Fan Control indicated that the PSU was running on 70°C and more, and something made a buzzing sound (like a wire dangling inside a fan, which was not the case). So I decided to set up the fans manually, the Mac […]

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MariaDB 10.1.28 with WSREP will not start – here’s how you can fix it

Kommentar verfassen / TechTalk / Florian

If you are running MariaDB 10.1 branch on any major distro (Ububtu, CentOS/RHEL…) with WSREP=ON (indicating replication such as galera), then your MariaDB systemd unit will most likely fail to start. Steps to reproduce: Install mariadb-10.1.27 or earlier for any distro enable WSREP (have a cluster running) upgrade one node to 10.1.28 mysql will simply

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