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memusage.1: Add notes on additional fields displayed for realloc() and mremap() 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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Michael Kerrisk 2014-09-01 17:29:58 +02:00
parent 41deb515fd
commit 983700efea
1 changed files with 13 additions and 0 deletions
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man1/memusage.1
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@ -106,6 +106,19 @@ The maximum of these differences is then the stack peak.
Immediately following this summary line, a table shows the number calls,
total memory allocated or deallocated,
and number of failed calls for each intercepted function.
For
.BR realloc (3)
and
.BR mremap (2),
the additional field "nomove" shows reallocations that
changed the address of a block,
and the additional "dec" field shows reallocations that
decreased the size of the block.
For
.BR realloc (3),
the additional field "free" shows reallocations that
caused a block to be freed (i.e., the reallocated size was 0).
The "realloc/total memory" of the table output by
.B memusage