File:  [LON-CAPA] / doc / techtips / record_shell_commands.txt
Revision 1.2: download - view: text, annotated - select for diffs
Sun Jul 28 04:38:49 2002 UTC (21 years, 10 months ago) by harris41
Branches: MAIN
CVS tags: version_2_9_X, version_2_9_99_0, version_2_9_1, version_2_9_0, version_2_8_X, version_2_8_99_1, version_2_8_99_0, version_2_8_2, version_2_8_1, version_2_8_0, version_2_7_X, version_2_7_99_1, version_2_7_99_0, version_2_7_1, version_2_7_0, version_2_6_X, version_2_6_99_1, version_2_6_99_0, version_2_6_3, version_2_6_2, version_2_6_1, version_2_6_0, version_2_5_X, version_2_5_99_1, version_2_5_99_0, version_2_5_2, version_2_5_1, version_2_5_0, version_2_4_X, version_2_4_99_0, version_2_4_2, version_2_4_1, version_2_4_0, version_2_3_X, version_2_3_99_0, version_2_3_2, version_2_3_1, version_2_3_0, version_2_2_X, version_2_2_99_1, version_2_2_99_0, version_2_2_2, version_2_2_1, version_2_2_0, version_2_1_X, version_2_1_99_3, version_2_1_99_2, version_2_1_99_1, version_2_1_99_0, version_2_1_3, version_2_1_2, version_2_1_1, version_2_1_0, version_2_12_X, version_2_11_X, version_2_11_4_uiuc, version_2_11_4_msu, version_2_11_4, version_2_11_3_uiuc, version_2_11_3_msu, version_2_11_3, version_2_11_2_uiuc, version_2_11_2_msu, version_2_11_2_educog, version_2_11_2, version_2_11_1, version_2_11_0_RC3, version_2_11_0_RC2, version_2_11_0_RC1, version_2_11_0, version_2_10_X, version_2_10_1, version_2_10_0_RC2, version_2_10_0_RC1, version_2_10_0, version_2_0_X, version_2_0_99_1, version_2_0_2, version_2_0_1, version_2_0_0, version_1_99_3, version_1_99_2, version_1_99_1_tmcc, version_1_99_1, version_1_99_0_tmcc, version_1_99_0, version_1_3_X, version_1_3_3, version_1_3_2, version_1_3_1, version_1_3_0, version_1_2_X, version_1_2_99_1, version_1_2_99_0, version_1_2_1, version_1_2_0, version_1_1_X, version_1_1_99_5, version_1_1_99_4, version_1_1_99_3, version_1_1_99_2, version_1_1_99_1, version_1_1_99_0, version_1_1_3, version_1_1_2, version_1_1_1, version_1_1_0, version_1_0_99_3, version_1_0_99_2, version_1_0_99_1, version_1_0_99, version_1_0_3, version_1_0_2, version_1_0_1, version_1_0_0, version_0_99_5, version_0_99_4, version_0_99_3, version_0_99_2, version_0_99_1, version_0_99_0, version_0_6_2, version_0_6, version_0_5_1, version_0_5, loncapaMITrelate_1, language_hyphenation_merge, language_hyphenation, conference_2003, bz6209-base, bz6209, HEAD, GCI_3, GCI_2, GCI_1, BZ4492-merge, BZ4492-feature_horizontal_radioresponse, BZ4492-feature_Support_horizontal_radioresponse, BZ4492-Support_horizontal_radioresponse
general improvement

    1: -------------------------------------------------------
    2: Better Recording of Shell Commands
    3:   contributed by Scott, sharrison@users.sourceforge.net
    4: -------------------------------------------------------
    5: 
    6: GOAL: Keep track of the time of shell command execution
    7: and do not lose command history.
    8: 
    9: RATIONALE: Delivering educational resources to students via
   10: educational software is serious business.
   11: I recommend this technical tip as a practical way to
   12: improve your ability to capture most of the
   13: shell commands that would be typically executed on
   14: your LON-CAPA server system.  Someday, you may need
   15: to reconstruct the events and happenings on your Linux
   16: operating system over a large historical period.
   17: 
   18: THE SOLUTION:
   19: The following solution works well for me
   20: on many of my servers.
   21: 
   22: 1. cp /etc/profile /etc/profile.orig
   23: 2. Edit /etc/profile
   24: 3. diff /etc/profile /etc/profile.orig
   25: [root@zaphod root]# diff /etc/profile /etc/profile.orig 
   26: 32,36c32
   27: < HISTSIZE=1000000000
   28: < HISTFILESIZE=1000000000
   29: < HISTDATE=`date`
   30: < 
   31: < echo "Commands below this line occur after $HISTDATE" >> $HOME/.bash_history
   32: ---
   33: > HISTSIZE=1000
   34: 42c38
   35: < export PATH USER LOGNAME MAIL HOSTNAME HISTSIZE HISTFILESIZE INPUTRC
   36: ---
   37: > export PATH USER LOGNAME MAIL HOSTNAME HISTSIZE INPUTRC
   38: 
   39: NOTE: /etc/profile is many times called twice, so there are two
   40: lines "Commands below this line"... entered into .bash_history.
   41: 
   42: This is the best solution I have found aside from altering
   43: the bash source code and recompiling bash.
   44: 

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