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linux:system_config [2016/09/01 23:25]
tkilla
linux:system_config [2018/10/08 17:05]
tkilla [Date, Time and Timezones]
Line 8: Line 8:
 get installed packages: get installed packages:
  
-  dpkg --get-selections > dpkg_selection+  dpkg --get-selections > dpkgselections
      
 set & install packages from file: set & install packages from file:
  
-  dpkg --set-selections < dpkg_selection+  dpkg --set-selections < dpkgselections
  
-  aptitude install+  dselect update   # fixes packages not found in db errors 
 +  apt-get -u dselect-upgrade
  
   # or:   # or:
-  apt-get -u dselect-upgrade+  aptitude install
  
  
Line 24: Line 25:
 ===== Date, Time and Timezones ===== ===== Date, Time and Timezones =====
  
-== get date & time ==+==== get date & time ====
  
   date   date
      
-== set date & time ==+==== set date & time ====
  
   date --set 1998-11-02    date --set 1998-11-02 
Line 34: Line 35:
      
      
-== set timezone ==+==== set timezone ====
  
   dpkg-reconfigure tzdata   dpkg-reconfigure tzdata
  
  
-== fix locale ==+ 
 +==== fix locales ====
  
   apt-get install locales   apt-get install locales
Line 45: Line 47:
   locale   locale
  
 +If you still get "unable to set locale, falling back to the default locale", try this:
  
-===== fail2ban ===== +  export LANGUAGE=en_US.UTF-8 
- +  export LANG=en_US.UTF-8 
-debugging: +  export LC_ALL=en_US.UTF-8 
- +  locale-gen en_US.UTF-8
-if the service doesn't start +
- +
-for some useful error messages: +
-  fail2ban-client -x start +
- +
-too much cpu / ram usage maybe a problem with /etc/localtime +
- +
-trace which files are opened / closed all the time by one of the server threads:+
  
-  strace -f -p <various pids of fail2ban processes 
  
-try to delete the database in /var/lib/fail2ban 
linux/system_config.txt · Last modified: 2019/01/24 21:43 by tkilla