http://www.itp.uzh.ch/~dpotter/ Mon, 09 Jan 2012 14:01:05 +0100 FeedCreator 1.7.1 http://www.itp.uzh.ch/~dpotter/lib/images/favicon.ico http://www.itp.uzh.ch/~dpotter/ http://www.itp.uzh.ch/~dpotter/howto/brownie?rev=1154879961 Brownie RAID Upgrade Mini HOWTO Our old Transtec SCSI RAID (actually rebranded Brownie boxes) started to experience increasing disk failures. The original RAID consisted of 16 200GB hard drives. We had the idea to upgrade the storage by replacin... Sun, 06 Aug 2006 17:59:21 +0100 http://www.itp.uzh.ch/~dpotter/howto/certificates?rev=1150963867 The LDAP server will require an SSL certificate. Of course, you can purchase one, but this isn’t necessary. Unlike web or mail servers, the certificate authority can be easily distributed to the clients during configuration. The openssl packag... Thu, 22 Jun 2006 10:11:07 +0100 http://www.itp.uzh.ch/~dpotter/howto/daemonize?rev=1214837676 This work is dedicated to the Public Domain. How to Daemonize in Linux One of the things I keep running across is Linux daemons that don’t properly daemonize themselves. To properly daemonize, the following steps must be followed. The for... Mon, 30 Jun 2008 16:54:36 +0100 http://www.itp.uzh.ch/~dpotter/howto/diskless?rev=1206986710 Under Contruction The method for booting workstations via NFS in RHEL4 is well documented and works reasonably well. The same process can be used in RHEL5, but at the current time the necessary tools have not been made available. Details can be fou... Mon, 31 Mar 2008 20:05:10 +0100 http://www.itp.uzh.ch/~dpotter/howto/dokuwiki?rev=1151141793 In general, follow the instructions found at: http://wiki.splitbrain.org/wiki:install Set File Permissions Instead of modifying the file permissions by changing the user and/or group, setup appropriate ACL entries as follows. setfacl -R -m def... Sat, 24 Jun 2006 11:36:33 +0100 http://www.itp.uzh.ch/~dpotter/howto/grafic?rev=1264501854 You will need the GRAFIC2 package. Alternatively, you can use MPI parallel grafic++ package. Patch the source code Power Spectrum Version 2.101 has an issue where the power spectrum for baryons is used for CDM when the spherical transfer fun... Tue, 26 Jan 2010 11:30:54 +0100 http://www.itp.uzh.ch/~dpotter/howto/gv?rev=1150927750 These are the steps necessary to compile the gv postscript viewer on Redhat Enterprise Linux 4 (RHEL4). The home page for this package can be found at the following URL. http://www.cs.wisc.edu/~ghost/gv/gv.htm Download the Source Visit the mai... Thu, 22 Jun 2006 00:09:10 +0100 http://www.itp.uzh.ch/~dpotter/howto/kerberos?rev=1219157018 These instructions are specific to Redhat Enterprise Linux (RHEL), Version 4. A combination of RHEL AS (for servers) and RHEL WS (for workstations) were used. Interoperability with other clients is possible, but is not addressed here (but refer to t... Tue, 19 Aug 2008 16:43:38 +0100 http://www.itp.uzh.ch/~dpotter/howto/lvm?rev=1152652217 If you are placing a logical volume on a hard drive, it is useful to create a partition with type 8e (Linux LVM). This is not required; you can use the raw disk (e.g., /dev/sdi instead of /dev/sdi1). I believe that it makes the management of the dis... Tue, 11 Jul 2006 23:10:17 +0100 http://www.itp.uzh.ch/~dpotter/howto/modules?rev=1151010695 On Red Hat Enterprise Linux, it is sometime desireable to compile a kernel module that is not included with the standard distribution. This document describes the basic procedure. If you subsequently upgrade your kernel, you must rebuild any modul... Thu, 22 Jun 2006 23:11:35 +0100 http://www.itp.uzh.ch/~dpotter/howto/nmpi?rev=1156159712 This document describes how we integrated NMPI (a version of MPICH2 with SCI support) into SGE (Sun Gridengine). The actual SGE integration is pretty much the same as for regular MPICH2. Our integration was based on the following document. gridengi... Mon, 21 Aug 2006 13:28:32 +0100 http://www.itp.uzh.ch/~dpotter/howto/scsi?rev=1152121259 Various recipies for SCSI maintenance. Hot Swap SCSI This is only supported on a machine with Hot Swap SCSI bays. Unmount all volumes on the drive and/or remove it from RAID configurations and/or stop swap. Tell linux that the device is gone... Wed, 05 Jul 2006 19:40:59 +0100 http://www.itp.uzh.ch/~dpotter/howto/u105?rev=1152550512 http://www.inf.ufrgs.br/~jaatavaresf/Libretto_U100/ http://gkall.hobby.nl/authentec.html http://linux.toshiba-dme.co.jp/linux/eng/pc/jp_libU100_report.htm Linux Device Driver for Fingerprint Reader ... Mon, 10 Jul 2006 18:55:12 +0100 http://www.itp.uzh.ch/~dpotter/howto/x264?rev=1164471961 First, the sample command line for mencoder. mencoder -dvd-device /mnt/dvd dvd://1 -aid 128 -oac copy\ -ovc x264\ -x264encopts crf=19:i8x8:i4x4:b8x8mv:8x8mv:4x4mv:subq=7:me=3:frameref=5:nofast_pskip:deblock=-1,-1:threads=2\ -vf filmdint=crop=720:35... Sat, 25 Nov 2006 17:26:01 +0100 http://www.itp.uzh.ch/~dpotter/howto/x60?rev=1181246520 Then run kuzu and edit and save the properties of eth1 so it has wireless. References http://alum.wpi.edu/~tfraser/Stories/t60.html http://hostap.epitest.fi/wpa_supplicant/ http://luke.no-ip.org/x60tablet/ ... Thu, 07 Jun 2007 22:02:00 +0100 http://www.itp.uzh.ch/~dpotter/howto/xv?rev=1151142515 These are the steps necessary to compile the xv image viewer on Redhat Enterprise Linux 4 (RHEL4). The home page for this excellent package can be found at the following URL. http://www.trilon.com/xv/xv.html xv is not free software. Read and und... Sat, 24 Jun 2006 11:48:35 +0100