As a follow up, the first invocation of grep in a session always shows
the output. Any later invocation doesn't, even if it is some time later.
-------------snip--------------
[narayana@bloom narayana]$ date; ps -aux | grep grep
Tue Jul 4 06:35:22 IST 2000
narayana 1269 0.0 0.8 1360 508 tty1 S 06:35 0:00 grep grep
[narayana@bloom narayana]$ date; ps -aux | grep grep
Tue Jul 4 06:35:34 IST 2000
[narayana@bloom narayana]$ date; ps -aux | grep grep
Tue Jul 4 07:40:21 IST 2000
[narayana@bloom narayana]$
-------------snip--------------
YL Narayana
-----------------------------------------------------------
Harvard Law of Animal Behaviour:
Experimental animals, under carefully controlled laboratory
conditions, do what they damned well please.
-----------------------------------------------------------
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