2017-03-06 20:33:50 -06:00
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.\" Copyright 2017 Red Hat, Inc.
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.\"
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.\" This file may be copied under the terms of the GNU Public License.
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.TH FINCORE 1 "March 2017" "util-linux" "User Commands"
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.SH NAME
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fincore \- count pages of file contents in core
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.SH SYNOPSIS
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.B fincore
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[options]
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.I file ...
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.SH DESCRIPTION
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.B fincore
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counts pages of file contents being resident in memory(in core), and
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reports the numbers. An output line has 3 columns: the number of
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2017-03-23 08:09:20 -05:00
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pages in core, a file size, and a file name. If an error
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occurs during counting, then an error message is printed to the stderr and
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2017-03-06 20:33:50 -06:00
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.B fincore
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continues processing the rest of files listed in a command line.
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.SH OPTIONS
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.TP
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\fB\-V\fR, \fB\-\-version\fR
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Display version information and exit.
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.TP
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\fB\-h\fR, \fB\-\-help\fR
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Display help text and exit.
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.SH EXAMPLES
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.PP
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An example of successfully executed case:
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.PP
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.RS
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.PD 0
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.TP
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.B fincore /etc/fstab /bin/emacs
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.TP
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1 1544 /etc/fstab
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.TP
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4156 17163144 /bin/emacs
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.TP
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.B echo $?
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.TP
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0
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.PD
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.RE
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.PP
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An example of failure case:
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.PP
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.RS
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.PD 0
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.TP
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.B fincore /etc/passwd
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.TP
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.I fincore: failed to open: /var/log/messages: Permission denied
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.TP
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failed -1 /var/log/messages
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.TP
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.B echo $?
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.TP
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1
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.PD
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.RE
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.SH AUTHORS
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.MT yamato@\:redhat.com
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Masatake YAMATO
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.ME
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.SH "SEE ALSO"
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.BR mincore (2),
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.BR getpagesize (2),
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.BR getconf (1)
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.SH AVAILABILITY
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The example command is part of the util-linux package and is available from
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.UR https://\:www.kernel.org\:/pub\:/linux\:/utils\:/util-linux/
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Linux Kernel Archive
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.UE .
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