lihao/jemalloc
1
0
Fork 0
mirror of https://github.com/jemalloc/jemalloc.git synced 2026-07-23 13:13:06 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add the "stats.allocated" mallctl.

Browse Source
This commit is contained in:
Jason Evans
2015-03-23 17:25:57 -07:00
parent 8ad6bf360f
commit 4acd75a694
8 changed files with 67 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
src/base.c
View File

@@ -8,6 +8,8 @@ static malloc_mutex_t base_mtx;
static extent_tree_t base_avail_szad;
static extent_node_t *base_nodes;
static size_t base_allocated;
static size_t base_resident;
static size_t base_mapped;
/******************************************************************************/
@@ -54,11 +56,15 @@ base_chunk_alloc(size_t minsize)
base_node_dalloc(node);
return (NULL);
}
base_mapped += csize;
if (node == NULL) {
node = (extent_node_t *)addr;
addr = (void *)((uintptr_t)addr + nsize);
csize -= nsize;
node = (extent_node_t *)((uintptr_t)addr + csize);
if (config_stats)
if (config_stats) {
base_allocated += nsize;
base_resident += PAGE_CEILING(nsize);
}
}
extent_node_init(node, NULL, addr, csize, true);
return (node);
@@ -106,23 +112,30 @@ base_alloc(size_t size)
extent_tree_szad_insert(&base_avail_szad, node);
} else
base_node_dalloc(node);
if (config_stats)
if (config_stats) {
base_allocated += csize;
/*
* Add one PAGE to base_resident for every page boundary that is
* crossed by the new allocation.
*/
base_resident += PAGE_CEILING((uintptr_t)ret + csize) -
PAGE_CEILING((uintptr_t)ret);
}
JEMALLOC_VALGRIND_MAKE_MEM_UNDEFINED(ret, csize);
label_return:
malloc_mutex_unlock(&base_mtx);
return (ret);
}
size_t
base_allocated_get(void)
void
base_stats_get(size_t *allocated, size_t *resident, size_t *mapped)
{
size_t ret;
malloc_mutex_lock(&base_mtx);
ret = base_allocated;
*allocated = base_allocated;
*resident = base_resident;
*mapped = base_mapped;
malloc_mutex_unlock(&base_mtx);
return (ret);
}
bool