CG\_MERGE(1) cg\_merge CG\_MERGE(1)

# [NAME](#NAME)

cg\_merge - (deprecated) merges multiple Cachegrind output files into one

# [SYNOPSIS](#SYNOPSIS)

**cg\_merge**  
\[*options*]  
\[*cachegrind-out-files*...]

# [DESCRIPTION](#DESCRIPTION)

**cg\_merge** sums together multiple Cachegrind output files into a single Cachegrind output file. It is deprecated because **cg\_annotate** can now do much the same thing, but better.

# [OPTIONS](#OPTIONS)

.PP **-o outfile**

Write the output to to outfile instead of standard output.

.RE

# [SEE ALSO](#SEE_ALSO)

[cg\_annotate(1)](/man/os/valgrind/cg_annotate.1), [valgrind(1)](/man/os/valgrind/valgrind.1), $INSTALL/share/doc/valgrind/html/index.html or http://www.valgrind.org/docs/manual/index.html.

# [AUTHOR](#AUTHOR)

Nicholas Nethercote.

09/01/2026 Release 3.27.1

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Document: cg_merge(1) from valgrind 3.27.1-r2 (Chainguard OS)
Source: https://sourceware.org/git/valgrind.git