Tiki RSS feed for the wiki pages http://redflo.de/tiki-wiki_rss.php?ver=2 Mon, 06 Sep 2010 21:58:01 +0100 Tiki CMS/Groupware via FeedCreator 1.7.2.1 http://redflo.de/img/tiki/tikilogo.png redflo.de http://redflo.de/tiki-index.php en-us Linux on Acer Travelmate 8371 http://redflo.de/tiki-index.php?page=Linux+on+Acer+Travelmate+8371 .diffchar { color:red; } -
  • Linux on Acer Travelmate 8371+
    + Update: Upgraded to OpenSuse? 11.3. All worked as before. SATA and suspend to ram need the grub entries.
    +
    + Update: With Opensuse 11.3 Bluetooth is disabled by default again.
    ]]> Thu, 19 Aug 2010 12:54:04 +0100 HomePage http://redflo.de/tiki-index.php?page=HomePage .diffchar { color:red; } +
    Freizeit
    +
    + Freizeitbasketball (external link)
    ]]>     Sun, 04 Jul 2010 08:45:55 +0100     lessfs http://redflo.de/tiki-index.php?page=lessfs .diffchar { color:red; } - lessfs is a deduplicating filesystem. If you store files that have the same content, lessfs saves the data only once.
    + lessfs is a deduplicating filesystem. If you store files that have the same content, lessfs saves the data only once. Additionaly lessfs compresses the content and can also encrypt content and metadata.
    ]]>     Thu, 06 May 2010 23:56:10 +0100     4k sector disk drive and linux http://redflo.de/tiki-index.php?page=4k+sector+disk+drive+and+linux .diffchar { color:red; } +

    4k sector disk drive and linux

    +
    + Read this article: http://lwn.net/Articles/377895/ (external link)
    +
    + I just want to add my performance measures here. Drive is a WDC WD20EARS:
    +
    + Misaligned partition 10GB ext2 results with bonnie++:
    +
    + 
    + Version 1.03d       ------Sequential Output------ --Sequential Input- --Random-+                     -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks--+ Machine        Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP  /sec %CP+ server           5G 61962  41 59906   6 26673   1 91696  58 125708   2 170.9   0+                     ------Sequential Create------ --------Random Create--------+                     -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--+               files  /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec %CP+                  16  6384  95 +++++ +++ +++++ +++  6649  98 +++++ +++ 19556  99+ server,5G,61962,41,59906,6,26673,1,91696,58,125708,2,170.9,0,16,6384,95,+++++,+++,+++++,+++,6649,98,+++++,+++,19556,99+

    +
    + Aligned partition with fdisk expert ("x") menu: Type "b" and move start of partition to sector 64. Attention: You loose all data in the partition!
    +
    + Results with bonnie++:
    +
    + 
    + Version 1.03d       ------Sequential Output------ --Sequential Input- --Random-+                     -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks--+ Machine        Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP  /sec %CP+ server           5G 107161  71 106024  12 45917   1 101213  64 125729   2 217.6   0+                     ------Sequential Create------ --------Random Create--------+                     -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--+               files  /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec %CP+                  16  6316  98 +++++ +++ +++++ +++  6680  99 +++++ +++ 19471  99+ server,5G,107161,71,106024,12,45917,1,101213,64,125729,2,217.6,0,16,6316,98,+++++,+++,+++++,+++,6680,99,+++++,+++,19471,99+ +

    +
    +
    + So you can see: the alignment has a significant impact on the performance.
    +
    ]]>     Sat, 10 Apr 2010 22:50:29 +0100     IPv6 for my home network on Opensuse 11.2 with Sixxs http://redflo.de/tiki-index.php?page=IPv6+for+my+home+network+on+Opensuse+11.2+with+Sixxs .diffchar { color:red; } -
  • 4. Install and configure aiccu-
  • 5. Address your subnet-
  • 6. IPv6 connect your subnet-
  • IPv6 for my home network-
    • 1. Intro-
    • 2. Getting IPv6 addresses-
    • 3. Security part 1-

      _part_1">3. Security part 1

      +

      3. Security

      - Install the Suse standard firewall for the server. The server will be your tunnel endpoint and it will be attackable as soon as ipv6 connectivity is reached.
      + Install the Suse standard firewall for the server. The server will be your tunnel endpoint and it will be attackable as soon as ipv6 connectivity is reached. We will configure it later.
      +
      +
      + but this is not enough - enable also in /etc/sysconfig/sysctl
      + 
      + IPV6_FORWARD="yes"]]>
            Mon, 29 Mar 2010 20:33:14 +0100
        
        
            useful JBoss Seam links
            http://redflo.de/tiki-index.php?page=useful+JBoss+Seam+links
             .diffchar { color:red; } + Seam Identity Management And Multiple Identity Stores (external link)
      ]]>      
            Thu, 18 Mar 2010 22:58:55 +0100
              
        
            Configure AFS volumes
            http://redflo.de/tiki-index.php?page=Configure+AFS+volumes
             .diffchar { color:red; } -
    • Configure AFS volumes- fs setacl /afs/redflo.de/usr/redflo ....+ pts createuser redflo `id -u redflo`
      fs setacl /afs/redflo.de/usr/redflo redflo write]]> Sun, 07 Mar 2010 17:28:40 +0100 Configure AFS Client http://redflo.de/tiki-index.php?page=Configure+AFS+Client .diffchar { color:red; } -
  • Configure AFS Client-