2005-05-02 15:01:42 +02:00
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.TH SYNC 8
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.SH NAME
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sync \- flush the cache to disk
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.SH SYNOPSIS
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\fBsync\fR
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.br
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.de FL
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.TP
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\\fB\\$1\\fR
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\\$2
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..
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.de EX
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.TP 20
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\\fB\\$1\\fR
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# \\$2
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..
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.SH EXAMPLES
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2012-03-31 23:44:29 +02:00
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.TP 20
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.B sync
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# Write out all modified cache blocks
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2005-05-02 15:01:42 +02:00
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.SH DESCRIPTION
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.PP
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2005-08-22 14:56:02 +02:00
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\s-1MINIX 3\s-1
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2005-05-02 15:01:42 +02:00
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maintains a cache of recently used disk blocks.
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The
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.I sync
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command writes any modified cache blocks back to the disk.
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This is essential before stopping the system, and should be done before
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running any
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.I a.out
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program that might crash.
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.SH "SEE ALSO"
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.BR sync (2),
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.BR update (8),
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.BR shutdown (8).
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