aboutsummaryrefslogtreecommitdiffstats
path: root/erts/emulator/beam/elib_stat.h
diff options
context:
space:
mode:
authorErlang/OTP <otp@erlang.org>2009-11-20 14:54:40 +0000
committerErlang/OTP <otp@erlang.org>2009-11-20 14:54:40 +0000
commit84adefa331c4159d432d22840663c38f155cd4c1 (patch)
treebff9a9c66adda4df2106dfd0e5c053ab182a12bd /erts/emulator/beam/elib_stat.h
downloadotp-84adefa331c4159d432d22840663c38f155cd4c1.tar.gz
otp-84adefa331c4159d432d22840663c38f155cd4c1.tar.bz2
otp-84adefa331c4159d432d22840663c38f155cd4c1.zip
The R13B03 release.OTP_R13B03
Diffstat (limited to 'erts/emulator/beam/elib_stat.h')
-rw-r--r--erts/emulator/beam/elib_stat.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/erts/emulator/beam/elib_stat.h b/erts/emulator/beam/elib_stat.h
new file mode 100644
index 0000000000..d8c7f31737
--- /dev/null
+++ b/erts/emulator/beam/elib_stat.h
@@ -0,0 +1,45 @@
+/*
+ * %CopyrightBegin%
+ *
+ * Copyright Ericsson AB 1996-2009. All Rights Reserved.
+ *
+ * The contents of this file are subject to the Erlang Public License,
+ * Version 1.1, (the "License"); you may not use this file except in
+ * compliance with the License. You should have received a copy of the
+ * Erlang Public License along with this software. If not, it can be
+ * retrieved online at http://www.erlang.org/.
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * %CopyrightEnd%
+ */
+
+/*
+** Interface to elib statistics
+**
+*/
+#ifndef __ELIB_STAT_H__
+#define __ELIB_STAT_H__
+
+struct elib_stat {
+ int mem_total; /* Number of heap words */
+ int mem_blocks; /* Number of block */
+ int mem_alloc; /* Number of words in use */
+ int mem_free; /* Number of words free */
+ int min_used; /* Size of the smallest block used */
+ int max_free; /* Size of the largest free block */
+ int free_blocks; /* Number of fragments in free list */
+ int mem_max_alloc;/* Max number of words in use */
+};
+
+EXTERN_FUNCTION(void, elib_statistics, (void*));
+EXTERN_FUNCTION(int, elib_check_heap, (_VOID_));
+EXTERN_FUNCTION(void, elib_heap_dump, (char*));
+EXTERN_FUNCTION(void, elib_stat, (struct elib_stat*));
+EXTERN_FUNCTION(int, elib_heap_map, (unsigned char*, int));
+EXTERN_FUNCTION(int, elib_histo, (unsigned long*, unsigned long*, int, int));
+
+#endif