/*
Bacula® - The Network Backup Solution
- Copyright (C) 2000-2010 Free Software Foundation Europe e.V.
+ Copyright (C) 2000-2011 Free Software Foundation Europe e.V.
The main author of Bacula is Kern Sibbald, with contributions from
many others, a complete list can be found in the file AUTHORS.
This program is Free Software; you can redistribute it and/or
- modify it under the terms of version two of the GNU General Public
+ modify it under the terms of version three of the GNU Affero General Public
License as published by the Free Software Foundation and included
in the file LICENSE.
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
- You should have received a copy of the GNU General Public License
+ You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
#include "bacula.h"
+#ifdef HAVE_MALLOC_TRIM
+extern "C" int malloc_trim (size_t pad);
+#endif
+
struct s_pool_ctl {
int32_t size; /* default size */
int32_t max_allocated; /* max allocated */
{ NLEN, NLEN,0, 0, NULL }, /* PM_NAME Bacula name */
{ 256, 256, 0, 0, NULL }, /* PM_FNAME filename buffers */
{ 512, 512, 0, 0, NULL }, /* PM_MESSAGE message buffer */
- { 1024, 1024, 0, 0, NULL } /* PM_EMSG error message buffer */
+ { 1024, 1024, 0, 0, NULL }, /* PM_EMSG error message buffer */
+ { 4096, 4096, 0, 0, NULL } /* PM_BSOCK message buffer */
};
#else
{ NLEN, NLEN,0, 0, NULL }, /* PM_NAME Bacula name */
{ 20, 20, 0, 0, NULL }, /* PM_FNAME filename buffers */
{ 20, 20, 0, 0, NULL }, /* PM_MESSAGE message buffer */
- { 20, 20, 0, 0, NULL } /* PM_EMSG error message buffer */
+ { 20, 20, 0, 0, NULL }, /* PM_EMSG error message buffer */
+ { 20, 20, 0, 0, NULL } /* PM_BSOCK message buffer */
};
#endif
if (now >= last_garbage_collection + garbage_interval) {
last_garbage_collection = now;
V(mutex);
- close_memory_pool();
+ garbage_collect_memory();
} else {
V(mutex);
}
}
-/* Release all pooled memory */
+/* Release all freed pooled memory */
void close_memory_pool()
{
struct abufhead *buf, *next;
}
pool_ctl[i].free_buf = NULL;
}
- Dmsg2(100, "Freed mem_pool count=%d size=%s\n", count, edit_uint64_with_commas(bytes, ed1));
+ Dmsg2(001, "Freed mem_pool count=%d size=%s\n", count, edit_uint64_with_commas(bytes, ed1));
+ if (debug_level >= 1) {
+ print_memory_pool_stats();
+ }
V(mutex);
}
+/*
+ * Garbage collect and trim memory if possible
+ * This should be called after all big memory usages
+ * if possible.
+ */
+void garbage_collect_memory()
+{
+ close_memory_pool(); /* release free chain */
+#ifdef HAVE_MALLOC_TRIM
+ P(mutex);
+ malloc_trim(8192);
+ V(mutex);
+#endif
+}
+
#ifdef DEBUG
static const char *pool_name(int pool)
{
- static const char *name[] = {"NoPool", "NAME ", "FNAME ", "MSG ", "EMSG "};
+ static const char *name[] = {"NoPool", "NAME ", "FNAME ", "MSG ", "EMSG ", "BSOCK "};
static char buf[30];
if (pool >= 0 && pool <= PM_MAX) {