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Date: | Thu, 12 May 2005 18:54:28 -0400 |
From: | Lev Bishop <lev DOT bishop AT gmail DOT com> |
Reply-To: | Lev Bishop <lev DOT bishop AT gmail DOT com> |
To: | cygwin AT cygwin DOT com |
Subject: | Re: tail -f and pipes with bash shell |
In-Reply-To: | <90459864DAD67D43BDD3D517DEFC2F7D05AF1E@axon.Axentia.local> |
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References: | <90459864DAD67D43BDD3D517DEFC2F7D05AF1E AT axon DOT Axentia DOT local> |
X-MIME-Autoconverted: | from quoted-printable to 8bit by delorie.com id j4CMsgAq024115 |
On 11/05/05, Peter Ekberg <peda AT axentia DOT se> wrote: > What is going on here? My guess: "tail frame.log" closes its stdout as soon as it has read the requested lines from the file, "tail -f frame.log" keeps its stdout open, since it is waiting for new lines to be added to the logfile. Cat is using some buffering on its stdin, so it tries to read a buffer's worth of data at a time. -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/
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