diff options
Diffstat (limited to 'erts/doc')
| -rw-r--r-- | erts/doc/src/erts_alloc.xml | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/erts/doc/src/erts_alloc.xml b/erts/doc/src/erts_alloc.xml index 0965f9b49c..c54082f8c8 100644 --- a/erts/doc/src/erts_alloc.xml +++ b/erts/doc/src/erts_alloc.xml @@ -63,6 +63,9 @@ <tag><c>fix_alloc</c></tag> <item>A fast allocator used for some frequently used fixed size data types.</item> + <tag><c>exec_alloc</c></tag> + <item>Allocator used by hipe for native executable code + on specific architectures (x86_64).</item> <tag><c>std_alloc</c></tag> <item>Allocator used for most memory blocks not allocated via any of the other allocators described above.</item> @@ -80,7 +83,8 @@ the number of system calls made.</item> </taglist> <p><c>sys_alloc</c> and <c>literal_alloc</c> are always enabled and - cannot be disabled. <c>mseg_alloc</c> is always enabled if it is + cannot be disabled. <c>exec_alloc</c> is only available if it is needed + and cannot be disabled. <c>mseg_alloc</c> is always enabled if it is available and an allocator that uses it is enabled. All other allocators can be <seealso marker="#M_e">enabled or disabled</seealso>. By default all allocators are enabled. @@ -248,16 +252,17 @@ the currently present allocators:</p> <list type="bulleted"> <item><c>B: binary_alloc</c></item> - <item><c>I: literal_alloc</c></item> <item><c>D: std_alloc</c></item> <item><c>E: ets_alloc</c></item> <item><c>F: fix_alloc</c></item> <item><c>H: eheap_alloc</c></item> + <item><c>I: literal_alloc</c></item> <item><c>L: ll_alloc</c></item> <item><c>M: mseg_alloc</c></item> <item><c>R: driver_alloc</c></item> <item><c>S: sl_alloc</c></item> <item><c>T: temp_alloc</c></item> + <item><c>X: exec_alloc</c></item> <item><c>Y: sys_alloc</c></item> </list> <p>The following flags are available for configuration of @@ -576,6 +581,15 @@ and is usually sufficient. The flag is ignored on 32-bit architectures.</item> </taglist> + <p>The following flag is special for <c>exec_alloc</c>:</p> + <taglist> + <tag><marker id="MIscs"/><c><![CDATA[+MXscs <size in MB>]]></c></tag> + <item> + <c>exec_alloc</c> super carrier size (in MB). The amount of + <em>virtual</em> address space reserved for native executable code + used by hipe on specific architectures (x86_64). The default is 512 MB. + </item> + </taglist> <p>Instrumentation flags:</p> <taglist> <tag><marker id="Mim"/><c>+Mim true|false</c></tag> |