Added some further UTF-8 tips.

[grml-tips.git] / grml_tips

diff --git a/grml_tips b/grml_tips
index 21ff86c..7825e12 100644 (file)
--- a/grml_tips
+++ b/grml_tips
@@ -704,9 +704,9 @@ Write back the guessed table:
 Develop, test and use exploit code with the Metasploit Framework:
 
 cd /tmp
-wget http://www.metasploit.com/tools/framework-2.7-snapshot.tar.gz
-unp framework-2.7-snapshot.tar.gz
-cd framework*
+wget http://framework-mirrors.metasploit.com/msf/downloader/framework-3.0.tar.gz
+unp framework-3.0.tar.gz
+cd framework-3.0
 ./msfcli
 -- 
 Useful documentation:
@@ -1088,7 +1088,7 @@ EOF
 See also: http://www.debian.org/releases/stable/i386/apcs04.html.en
 Avoid all of the above steps - use grml-debootstrap(8) instead!
 -- 
-Convert files from Unicode / UTF to ISO:
+Convert files from Unicode / UTF-8 to ISO:
 
 % iconv -f utf8 -t iso-8859-15 < utffile > isofile
 
@@ -1756,12 +1756,16 @@ Start X and lock console via exiting:
 
 % startx 2>~/.xsession-errors &| exit
 -- 
-Which process is writing to disk?
+Which process is writing to disk and/or causes the disk to spin up?
+
+First of all use lsof to check what's going on. Does not help? ->
 
 # echo 1 > /proc/sys/vm/block_dump
 
-Warning: you must disable syslogd before you do this, or you must
-make sure that kernel output is not logged.
+The command sets a sysctl to cause the kernel to log all disk
+writes. Please notice that there is a lot of data.  So please
+disable syslogd/syslog-ng before you do this, or you must make
+sure that kernel output is not logged.
 
 When you're done, disable block dump using:
 # echo 0 > /proc/sys/vm/block_dump
@@ -1769,6 +1773,10 @@ When you're done, disable block dump using:
 Alternative:
 laptop-mode-tools provides a tool named lm-profiler (laptop mode profiler)
 which handles block_dump on its own.
+
+See: $KERNEL-SOURCE/Documentation/laptop-mode.txt
+
+Also take a look at event-viewer(8) which is part of grml-debugtools.
 -- 
 Install initrd via initramfs-tools for currently running kernel:
 
@@ -2069,10 +2077,13 @@ xfs without vol_id:
 # xfs_admin -l /dev/sda1
 
 reiserfs without vol_id:
-# debugreiserfs /dev/sda1 | grep UUID
+# debugreiserfs /dev/sda1 | grep -i label
+
+jfs without vol_id:
+# jfs_tune -l /dev/sda1 | grep -i label
 
 reiser4 without vol_id:
-# debugfs.reiser4 /dev/sda1 | grep uuid
+# debugfs.reiser4 /dev/sda1 | grep -i label
 -- 
 Check filesystem's UUID:
 
@@ -2080,16 +2091,41 @@ generic way:
 # vol_id -u /dev/sda1
 
 ext2/3 without vol_id:
-# dumpe2fs /dev/sda1 | grep UUID
+# dumpe2fs /dev/sda1 | grep -i UUID
 
 xfs without vol_id:
 # xfs_admin -u /dev/sda1
 
 reiserfs without vol_id:
-# debugreiserfs /dev/sda1 | grep LABEL
+# debugreiserfs /dev/sda1 | grep -i UUID
 
 reiser4 without vol_id:
-# debugfs.reiser4 /dev/sda1 | grep label
+# debugfs.reiser4 /dev/sda1 | grep -i UUID
+-- 
+Change a filesystem's LABEL:
+
+swap:
+# mkswap -L $LABEL /dev/sda1
+
+ext2/ext3:
+# e2label /dev/sda1 $LABEL
+# tune2fs -L $LABEL /dev/sda1
+
+reiserfs:
+# reiserfstune -l $LABEL /dev/sda1
+
+jfs:
+# jfs_tune -L $LABEL /dev/sda1
+
+xfs:
+# xfs_admin -L $LABEL /dev/sda1
+
+fat/vfat:
+# echo 'drive i: file="/dev/sda1"' >> ~/.mtoolsrc
+# mlabel -s i:$LABEL
+
+ntfs:
+# ntfslabel $LABEL /dev/sda1
 -- 
 Disable pdiffs feature of APT:
 
@@ -2380,17 +2416,6 @@ EOF
 Start dnsmasq finally:
 # Restart dnsmasq
 -- 
-Find out which process(es) cause the disk to spin up:
-
-# echo 1 > /proc/sys/vm/block_dump
-
-The command sets a sysctl to cause the kernel to log all disk
-writes. Please notice that there is a lot of data.
-
-See: $KERNEL-SOURCE/Documentation/laptop-mode.txt
-
-Also take a look at event-viewer(8).
--- 
 Display stats about memory allocations performed by a program:
 
 Usage example for 'ls':
@@ -2475,7 +2500,11 @@ Configuration options relevant on harddisk installation:
   # tzconfig
 
   which adjusts /etc/timezone and /etc/localtime according
-  to the provided information.
+  to the provided information. Running:
+
+  # dpkg-reconfigure tzdata
+
+  might be useful as well.
 
 * /etc/default/rcS: set variable UTC according to your needs,
   whether your system clock is set to UTC (UTC='yes') or
@@ -2497,7 +2526,7 @@ Configuration options relevant on harddisk installation:
 * If you change the time (using 'date --set ...', ntpdate,...)
   it is worth setting also the hardware clock to the correct time:
 
-  # hwclock --hctosys [--utc]
+  # hwclock --systohc [--utc]
 
   Remember to add the --utc -option if the hardware clock is set
   to UTC!
@@ -2521,3 +2550,22 @@ Further information:
   http://www.debian.org/doc/manuals/system-administrator/ch-sysadmin-time.html
   http://wiki.debian.org/TimeZoneChanges
 -- 
+Recorder shellscript session using script:
+
+% script -t 2>~/upgrade.time -a ~/upgrade.script
+% scriptreplay ~/upgrade.time ~/upgrade.script
+-- 
+Test UTF-8 capabilities of terminal:
+
+wget http://melkor.dnp.fmph.uniba.sk/~garabik/debian-utf8/download/UTF-8-demo.txt.gz
+zcat UTF-8-demo.txt.gz
+
+or:
+
+wget http://www.cl.cam.ac.uk/~mgk25/ucs/examples/UTF-8-test.txt
+cat UTF-8-test.txt
+-- 
+UTF-8 at grml / some general information regarding Unicde/UTF-8:
+
+  http://wiki.grml.org/doku.php?id=utf8
+--