build
git clone https://github.com/jemalloc/jemalloc.git
cd jemalloc
(사전 준비) apt-get install docbook-xsl
(빌드)
./autogen.sh
make dist
make
make install
test
g++ test.c -I/usr/local/include -ljemalloc
test.c
#include <stdio.h>
#include <jemalloc/jemalloc.h>
void
do_something()
{
// Leak some memory.
malloc(sizeof(int));
malloc(512);
}
int
main(int argc, char **argv)
{
malloc_stats_print(NULL, NULL, NULL);
for (int i = 0; i < 500; ++i) {
do_something();
}
// Dump allocator statistics to stderr.
malloc_stats_print(NULL, NULL, NULL);
return (0);
}
| file | # of lines | 설명 |
| arena.c | 3,160 | |
| atomic.c | 2 | |
| base.c | 174 | |
| bitmap.c | 78 | |
| chunk.c | 573 | |
| chunk_dss.c | 213 | |
| chunk_mmap.c | 205 | |
| ckh.c | 568 | |
| ctl.c | 2,129 | |
| extent.c | 53 | |
| hash.c | 2 | |
| huge.c | 434 | |
| jemalloc.c | 2,548 | |
| mb.c | 2 | |
| mutex.c | 149 | |
| prof.c | 2,217 | |
| quarantine.c | 183 | |
| rtree.c | 127 | |
| stats.c | 638 | |
| tcache.c | 537 | |
| tsd.c | 190 | |
| util.c | 650 | |
| valgrind.c | 34 | |
| zone.c | 274 | OSX 용 |
| total | 15,140 |
참조:
https://github.com/jemalloc/jemalloc
http://analytaps.net/JEMalloc
A Scalable Concurrent malloc(3) Implementation for FreeBSD : https://people.freebsd.org/~jasone/jemalloc/bsdcan2006/jemalloc.pdf