2015-02-02 18:27 GMT+01:00 Ralf Mardorf <ralf.mardorf@xxxxxxxxxxxxxx>: > On Mon, 2 Feb 2015 17:29:25 +0100, Csányi Pál wrote: >> So I can tell that the RAM is all right on this desktop PC box, right? > > Most likely the main memory is _not_ defect. However, when passing the > memtest it's without guarantee that the RAM is ok and if there would > have been errors, it also wouldn't necessarily mean that the RAM is > broken. Memtest isn't perfect. But since we are talking about "Voodoo", > have you checked, if your power supply is able to handle the worst case > scenario? Have you replaced the battery? Power supply and the battery > unlikely are the culprits either, but both could cause "Voodoo" too. I don't know how to check if my power supply is able to handle the worst case scenario? No, I haven't replaced the battery. > Have you checked the homepage of your mobo regarding BIOS updates (or > whatever the "BIOS" is called nowadays). Are there changelogs that > ever mentioned Linux incompatibilities? No, I did not checked that. I did not dare even to update the BIOS. > The very last thing I would do, is to care about strange "Voodoo". I > would test Arch's Linux LTS, downgrade systemd and similar. > > Most likely it's a user issue, or a complete incompatibility to Linux > of some hardware component. I returned several times hardware that was > mentioned by the vendors by Linux communities as Linux compatible and > not seldom it put out, that there was one revision, chipset nobody cared > about, neither the communities, nor the vendors or nobody did use all > features of the hardware. This hardware on which I'm running my Arch linux system I have used since 3-4 years. During this time I did run on this hardware Debian GNU/Linux SID, Arch linux, Parabolagnulinux and finally Arch linux again. Wowever, so far I did not have any hardware issues, as far as I know. > Backup your current install and make a clean new install. Replace the > default kernel with > https://www.archlinux.org/packages/core/x86_64/linux-lts/ > or with linux-rt-lts from the Arch Audio repository or from AUR, since > it's 3.10..., don't worry about the Rt-patch, when instlling it just > for testing purpose. I shall do that. Thank you for your advices and support. -- Regards from Pal