Autor: admin

  • Hoher CPU-Verbrauch durch Tracker-Miner-Fs unter Ubuntu 20.04

    In meiner Ubuntu-Installation habe ich das Problem, dass der Prozess Tracker-Miner-FS viel CPU verbraucht (konstant 5-10%) und einiges an Ram (ca. 200MB). Der Tracker Miner ist Teil der Suche innerhalb von Gnome. Während andere Nutzer davon berichten, dass ein hoher CPU-Verbrauch nur direkt nach dem Systemstart vorkam, bestand dieser bei mir konstant. Analyse Über tracker…

  • Verzeichnis von Linux-Server unter Ubuntu 20.04 einbinden

    Auf meinem Laptop möchte ich ein Verzeichnis von meinem Selbstbau-NAS einbinden. Da beides Linuxsysteme sind, verwende ich kein smb, sondern eine Freigabe über SSH. Mit sshfs ist dies kein Problem. Ein entferntes Verzeichnis kann über SSH in einem beliebigen lokalen Verzeichnis eingebunden werden. Für die Einbindung fand ich die folgende Anleitung sehr gut: https://askubuntu.com/a/925848/950658 Als…

  • Ubuntu 20.04 LTS auf MacBook Pro (Retina, 15″, Ende 2013)

    Installation Ubuntu Image per LinuxLive USB Creator (https://www.linuxliveusb.com/) auf USB-Stick spielen. Beim Start des Macbooks die Alt-Taste drücken, um in die Bootauswahl zu gelangen. Installation mit „Third Party Treibern“ (sonst wird die Netzwerkkarte nicht erkannt) Grafiktreiber Grafikkarte ermitteln:lspci | grep -i –color ‚vga|3d|2d’Ausgabe bei mir: 01:00.0 VGA compatible controller: NVIDIA Corporation GK107M [GeForce GT 750M…

  • Seafile CLI sync certificate error

    If you get the following error while syncing your seafile library with a server using a self signed certificate, you have to add the certficate to your certificate store. Error: urllib2.URLError: <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:581)> Solution: Retrieve the self-signed certificate (usually .pem or .crt) Make sure you have ca-certificates installed apt-get…

  • Update Seafile Client 4.x to 5.x on Raspberry Pi

    To update your Seafile Client (e.g. 3.1.7) on your Raspberry you just have to install the new packages of version 5.x. 1. Download packages libsearpc-3.0_3.0-latest-2_armhf ccnet_5.0.1-1_armhf seafile_5.0.1-1_armhf seafile-client_5.0.1-1_armhf 2. Install packages dpkg -i libsearpc-3.0_3.0-latest-2_armhf.deb dpkg -i ccnet_5.0.1-1_armhf.deb dpkg -i seafile_5.0.1-1_armhf.deb dpkg -i seafile-client_5.0.1-1_armhf.deb As usual: Please, report if you have any issues and also report…

  • Update Seafile Server on Raspberry

    Get link of newest seafile server release from https://github.com/haiwen/seafile-rpi/releases (e.g. v4.4.0/seafile-server_4.4.0_pi.tar.gz) Switch to the seafile user: sudo su seafile Switch to the seafile home folder: cd ~ Download the new release: e.g. wget https://github.com/haiwen/seafile-rpi/releases/download/v4.4.0/seafile-server_4.4.0_pi.tar.gz Unpack the new release: tar -xzf seafile-server_4.4.0_pi.tar.gz Follow the steps in http://manual.seafile.com/deploy/upgrade.html

  • Fix „SSLCertificateFile: file ‚…‘ does not exist or is empty“

    After updating a certificate in Plesk I got the error message: New configuration files for the Apache web server were not created due to the errors in configuration templates: Syntax error on line 50 of /etc/apache2/plesk.conf.d/vhosts/xxx.conf: SSLCertificateFile: file ‚/opt/psa/var/certificates/cert-xxx‘ does not exist or is empty . Detailed error descriptions were sent to you by email.…

  • Update Seafile Client 3.x to 4.x on Raspberry Pi

    To update your Seafile Client (e.g. 3.1.7) on your Raspberry you just have to install the new packages of version 4.x. 1. Download packages libsearpc-3.0_3.0.4-1_armhf.deb (Same as in Version 3. Not update needed) ccnet_4.0.6-1_armhf.deb seafile_4.0.6-1_armhf.deb seafile-client_4.0.6-1_armhf.deb 2. Install packages dpkg -i libsearpc-3.0_3.0.4-1_armhf.deb dpkg -i ccnet_4.0.6-1_armhf.deb dpkg -i seafile_4.0.6-1_armhf.deb dpkg -i seafile-client_4.0.6-1_armhf.deb As usual: Please, report…

  • Angular.js: Conditional filtering of list

    I just spent 2 hours in finding a solution. In case anybody else needs this: I want to filter a list. Not all the time, but conditional. In my case only if a checkbox is checked. If experimented with if and various custom filter solutions. This is the very simple solution using unique from the…

  • Seafile Client on Raspberry PI

    The Raspberry PI is often used as a server for seafile. For this case there are ready-to-use binaries (http://seafile.com/en/download/) and good tutorials how to do so. Unfortunately this is not the case for the client on raspberry. This article describes how to easily setup the seafile client on raspberry. It is also possible to install…