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[CP] Support specify customed allocator for zstd_compressor

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This commit is contained in:
obdev
2023-12-06 03:42:03 +00:00
committed by ob-robot
parent d70d986be9
commit 6a8e140c01
7 changed files with 203 additions and 95 deletions
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23
deps/oblib/src/lib/compress/ob_compressor.h vendored
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@ -20,6 +20,7 @@ namespace oceanbase
{
namespace common
{
class ObIAllocator;
class ObCompressor
{
public:
@ -28,6 +29,28 @@ public:
ObCompressor() {}
virtual ~ObCompressor() {}
virtual int compress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size,
ObIAllocator *allocator)
{
UNUSED(allocator);
return compress(src_buffer, src_data_size, dst_buffer, dst_buffer_size,
dst_data_size);
}
virtual int decompress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size,
ObIAllocator *allocator)
{
UNUSED(allocator);
return decompress(src_buffer, src_data_size, dst_buffer, dst_buffer_size,
dst_data_size);
}
virtual int compress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,

23
deps/oblib/src/lib/compress/zstd/ob_zstd_compressor.cpp vendored
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@ -24,7 +24,7 @@ static void *ob_zstd_malloc(void *opaque, size_t size)
{
void *buf = NULL;
if (NULL != opaque) {
ObZstdCtxAllocator *allocator = reinterpret_cast<ObZstdCtxAllocator*> (opaque);
ObIAllocator *allocator = reinterpret_cast<ObIAllocator*> (opaque);
buf = allocator->alloc(size);
}
return buf;
@ -33,7 +33,7 @@ static void *ob_zstd_malloc(void *opaque, size_t size)
static void ob_zstd_free(void *opaque, void *address)
{
if (NULL != opaque) {
ObZstdCtxAllocator *allocator = reinterpret_cast<ObZstdCtxAllocator*> (opaque);
ObIAllocator *allocator = reinterpret_cast<ObIAllocator*> (opaque);
allocator->free(address);
}
}
@ -42,7 +42,7 @@ static void ob_zstd_free(void *opaque, void *address)
* ------------------------------ObZstdCtxAllocator---------------------
*/
ObZstdCtxAllocator::ObZstdCtxAllocator(int64_t tenant_id)
: allocator_(ObModIds::OB_COMPRESSOR, OB_MALLOC_BIG_BLOCK_SIZE,
: allocator_(ObModIds::OB_COMPRESSOR, ZSTD_ALLOCATOR_BLOCK_SIZE,
tenant_id)
{
}
@ -51,14 +51,14 @@ ObZstdCtxAllocator::~ObZstdCtxAllocator()
{
}
void* ObZstdCtxAllocator::alloc(size_t size)
void* ObZstdCtxAllocator::alloc(const int64_t size)
{
return allocator_.alloc(size);
}
void ObZstdCtxAllocator::free(void *addr)
void ObZstdCtxAllocator::free(void *ptr)
{
allocator_.free(addr);
allocator_.free(ptr);
}
void ObZstdCtxAllocator::reuse()
@ -78,13 +78,14 @@ int ObZstdCompressor::compress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size)
int64_t &dst_data_size,
ObIAllocator *allocator)
{
int ret = OB_SUCCESS;
int64_t max_overflow_size = 0;
size_t compress_ret_size = 0;
ObZstdCtxAllocator &zstd_allocator = ObZstdCtxAllocator::get_thread_local_instance();
OB_ZSTD_customMem zstd_mem = {ob_zstd_malloc, ob_zstd_free, &zstd_allocator};
OB_ZSTD_customMem zstd_mem = {ob_zstd_malloc, ob_zstd_free, allocator ?: &zstd_allocator};
dst_data_size = 0;
if (NULL == src_buffer
@ -120,12 +121,13 @@ int ObZstdCompressor::decompress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size)
int64_t &dst_data_size,
ObIAllocator *allocator)
{
int ret = OB_SUCCESS;
size_t decompress_ret_size = 0;
ObZstdCtxAllocator &zstd_allocator = ObZstdCtxAllocator::get_thread_local_instance();
OB_ZSTD_customMem zstd_mem = {ob_zstd_malloc, ob_zstd_free, &zstd_allocator};
OB_ZSTD_customMem zstd_mem = {ob_zstd_malloc, ob_zstd_free, allocator ?: &zstd_allocator};
dst_data_size = 0;
if (NULL == src_buffer
@ -178,4 +180,3 @@ int ObZstdCompressor::get_max_overflow_size(const int64_t src_data_size,
}
return ret;
}

36
deps/oblib/src/lib/compress/zstd/ob_zstd_compressor.h vendored
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@ -23,8 +23,9 @@ namespace common
namespace zstd
{
class ObZstdCtxAllocator
class ObZstdCtxAllocator : public ObIAllocator
{
static constexpr int64_t ZSTD_ALLOCATOR_BLOCK_SIZE = (1LL << 20) - (17LL << 10);
public:
ObZstdCtxAllocator(int64_t tenant_id);
virtual ~ObZstdCtxAllocator();
@ -33,10 +34,11 @@ public:
thread_local ObZstdCtxAllocator allocator(ob_thread_tenant_id());
return allocator;
}
void *alloc(size_t size);
void free(void *addr);
void reuse();
void reset();
void *alloc(const int64_t size) override;
void *alloc(const int64_t size, const ObMemAttr &attr) override { return NULL; }
void free(void *ptr) override;
void reuse() override;
void reset() override;
private:
ObArenaAllocator allocator_;
};
@ -50,12 +52,32 @@ public:
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size);
int64_t &dst_data_size,
ObIAllocator *allocator) override;
int decompress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size);
int64_t &dst_data_size,
ObIAllocator *allocator) override;
int compress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size) override
{
return compress(src_buffer, src_data_size, dst_buffer,
dst_buffer_size, dst_data_size, NULL);
}
int decompress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size) override
{
return decompress(src_buffer, src_data_size, dst_buffer,
dst_buffer_size, dst_data_size, NULL);
}
const char *get_compressor_name() const;
ObCompressorType get_compressor_type() const;
int get_max_overflow_size(const int64_t src_data_size,

23
deps/oblib/src/lib/compress/zstd_1_3_8/ob_zstd_compressor_1_3_8.cpp vendored
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@ -25,7 +25,7 @@ static void *ob_zstd_malloc(void *opaque, size_t size)
{
void *buf = NULL;
if (NULL != opaque) {
ObZstdCtxAllocator *allocator = reinterpret_cast<ObZstdCtxAllocator*> (opaque);
ObIAllocator *allocator = reinterpret_cast<ObIAllocator*> (opaque);
buf = allocator->alloc(size);
}
return buf;
@ -34,7 +34,7 @@ static void *ob_zstd_malloc(void *opaque, size_t size)
static void ob_zstd_free(void *opaque, void *address)
{
if (NULL != opaque) {
ObZstdCtxAllocator *allocator = reinterpret_cast<ObZstdCtxAllocator*> (opaque);
ObIAllocator *allocator = reinterpret_cast<ObIAllocator*> (opaque);
allocator->free(address);
}
}
@ -43,7 +43,7 @@ static void ob_zstd_free(void *opaque, void *address)
* ------------------------------ObZstdCtxAllocator---------------------
*/
ObZstdCtxAllocator::ObZstdCtxAllocator(int64_t tenant_id)
: allocator_(ObModIds::OB_COMPRESSOR, OB_MALLOC_BIG_BLOCK_SIZE,
: allocator_(ObModIds::OB_COMPRESSOR, ZSTD_ALLOCATOR_BLOCK_SIZE,
tenant_id)
{
}
@ -52,14 +52,14 @@ ObZstdCtxAllocator::~ObZstdCtxAllocator()
{
}
void* ObZstdCtxAllocator::alloc(size_t size)
void* ObZstdCtxAllocator::alloc(const int64_t size)
{
return allocator_.alloc(size);
}
void ObZstdCtxAllocator::free(void *addr)
void ObZstdCtxAllocator::free(void *ptr)
{
allocator_.free(addr);
allocator_.free(ptr);
}
void ObZstdCtxAllocator::reuse()
@ -79,13 +79,14 @@ int ObZstdCompressor_1_3_8::compress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size)
int64_t &dst_data_size,
ObIAllocator *allocator)
{
int ret = OB_SUCCESS;
int64_t max_overflow_size = 0;
size_t compress_ret_size = 0;
ObZstdCtxAllocator &zstd_allocator = ObZstdCtxAllocator::get_thread_local_instance();
OB_ZSTD_customMem zstd_mem = {ob_zstd_malloc, ob_zstd_free, &zstd_allocator};
OB_ZSTD_customMem zstd_mem = {ob_zstd_malloc, ob_zstd_free, allocator ?: &zstd_allocator};
dst_data_size = 0;
if (NULL == src_buffer
@ -121,12 +122,13 @@ int ObZstdCompressor_1_3_8::decompress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size)
int64_t &dst_data_size,
ObIAllocator *allocator)
{
int ret = OB_SUCCESS;
size_t decompress_ret_size = 0;
ObZstdCtxAllocator &zstd_allocator = ObZstdCtxAllocator::get_thread_local_instance();
OB_ZSTD_customMem zstd_mem = {ob_zstd_malloc, ob_zstd_free, &zstd_allocator};
OB_ZSTD_customMem zstd_mem = {ob_zstd_malloc, ob_zstd_free, allocator ?: &zstd_allocator};
dst_data_size = 0;
if (NULL == src_buffer
@ -179,4 +181,3 @@ int ObZstdCompressor_1_3_8::get_max_overflow_size(const int64_t src_data_size,
}
return ret;
}

36
deps/oblib/src/lib/compress/zstd_1_3_8/ob_zstd_compressor_1_3_8.h vendored
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@ -23,8 +23,9 @@ namespace common
namespace zstd_1_3_8
{
class ObZstdCtxAllocator
class ObZstdCtxAllocator : public ObIAllocator
{
static constexpr int64_t ZSTD_ALLOCATOR_BLOCK_SIZE = (1LL << 20) - (17LL << 10);
public:
ObZstdCtxAllocator(int64_t tenant_id);
virtual ~ObZstdCtxAllocator();
@ -33,10 +34,11 @@ public:
thread_local ObZstdCtxAllocator allocator(ob_thread_tenant_id());
return allocator;
}
void *alloc(size_t size);
void free(void *addr);
void reuse();
void reset();
void *alloc(const int64_t size) override;
void *alloc(const int64_t size, const ObMemAttr &attr) override { return NULL; }
void free(void *ptr) override;
void reuse() override;
void reset() override;
private:
ObArenaAllocator allocator_;
};
@ -50,12 +52,32 @@ public:
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size);
int64_t &dst_data_size,
ObIAllocator *allocator) override;
int decompress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size);
int64_t &dst_data_size,
ObIAllocator *allocator) override;
int compress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size) override
{
return compress(src_buffer, src_data_size, dst_buffer,
dst_buffer_size, dst_data_size, NULL);
}
int decompress(const char *src_buffer,
const int64_t src_data_size,
char *dst_buffer,
const int64_t dst_buffer_size,
int64_t &dst_data_size) override
{
return decompress(src_buffer, src_data_size, dst_buffer,
dst_buffer_size, dst_data_size, NULL);
}
const char *get_compressor_name() const;
ObCompressorType get_compressor_type() const;
int get_max_overflow_size(const int64_t src_data_size,

1
deps/oblib/unittest/lib/CMakeLists.txt vendored
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@ -119,6 +119,7 @@ oblib_addtest(wait_event/test_wait_event.cpp)
oblib_addtest(utility/test_fast_convert.cpp)
oblib_addtest(utility/test_defer.cpp)
oblib_addtest(hash/test_ob_ref_mgr.cpp)
oblib_addtest(compress/test_compressor.cpp)
##codec
oblib_addtest(codec/test_composite.cpp)

154
deps/oblib/unittest/lib/compress/test_compressor.cpp vendored
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@ -17,7 +17,7 @@
#include "lib/compress/ob_compressor_pool.h"
#include "lib/alloc/alloc_func.h"
#include "lib/ob_define.h"
#include "lib/compress/zlib/zlib.h"
#include "zlib.h"
#include "lib/checksum/ob_crc64.h"
#include "lib/coro/testing.h"
@ -25,6 +25,7 @@
using namespace oceanbase::obsys;
using namespace oceanbase::common;
using namespace oceanbase::common::hash;
using namespace oceanbase::common::zstd;
namespace oceanbase
{
@ -388,18 +389,6 @@ TEST(ObCompressorStress, compress_stable)
ASSERT_EQ(OB_SUCCESS, ret);
cmp_stress.set_thread_count(20);
cmp_stress.start();
for (int64_t i = 0; i < sleep_sec; ++i) {
common::ObLabelItem item;
lib::get_tenant_label_memory(common::OB_SERVER_TENANT_ID, ObModIds::OB_COMPRESSOR, item);
COMMON_LOG(INFO, "MEMORY USED: ",
K(item.hold_),
K(item.used_),
K(item.alloc_count_),
K(item.free_count_),
K(item.count_));
ASSERT_TRUE(item.alloc_count_ < 1000);
sleep(1);
}
cmp_stress.stop();
cmp_stress.wait();
cmp_stress.destroy();
@ -545,58 +534,107 @@ TEST_F(ObCompressorTest, test_zlib_stream)
ASSERT_NE(0, strcmp(data, decompress_buffer));
}
TEST_F(ObCompressorTest, test_zlib_vs_ob)
class MyAlloc : public ObIAllocator
{
static const uint32_t MAX_DATA_SIZE = 1<<18;//256k
const uint32_t compress_step = 10;
public:
MyAlloc() : alloc_count_(0), free_count_(0) {}
void *alloc(const int64_t sz)
{
alloc_count_++;
return ob_malloc(sz, "test");
}
void *alloc(const int64_t size, const ObMemAttr &attr)
{
return NULL;
}
void free(void *ptr)
{
free_count_++;
ob_free(ptr);
};
int64_t alloc_count_;
int64_t free_count_;
};
unsigned char data[MAX_DATA_SIZE];
uint64_t dst_data_size1 = 0;
unsigned char compress_buffer1[static_cast<uint32_t>(MAX_DATA_SIZE * 1.1 + 14)];
uint64_t dst_data_size2 = 0;
unsigned char compress_buffer2[static_cast<uint32_t>(MAX_DATA_SIZE * 1.1 + 14)];
uint64_t decompress_data_size = 0;
unsigned char decompress_buffer[MAX_DATA_SIZE];
void test_zstd_family(ObCompressor &compressor)
{
MyAlloc alloc;
ASSERT_EQ(alloc.alloc_count_, 0);
ASSERT_EQ(alloc.free_count_, alloc.alloc_count_);
int64_t src_len = 2L<<20;
char *src_buf = (char*)ob_malloc(src_len, "test");
for (int i = 0; i < src_len; i++) {
src_buf[i] = static_cast<char> ('a' + ObRandom::rand(0, 25));;
}
char *cmp_buf = (char*)ob_malloc(src_len, "test");
memcpy(cmp_buf, src_buf, src_len);
int64_t max_overflow_size = 0;
int ret = compressor.get_max_overflow_size(src_len, max_overflow_size);
ASSERT_EQ(OB_SUCCESS, ret);
int64_t dst_buf_len = src_len + max_overflow_size;
char *dst_buf = (char*)ob_malloc(dst_buf_len, "test");
int64_t dst_actual_len = 0;
ret = compressor.compress(src_buf, src_len, dst_buf, dst_buf_len, dst_actual_len, &alloc);
ASSERT_EQ(OB_SUCCESS, ret);
int64_t alloc_count_bak = alloc.alloc_count_;
ASSERT_NE(alloc.alloc_count_, 0);
ASSERT_EQ(alloc.free_count_, alloc.alloc_count_);
memset(src_buf, 0, src_len);
int64_t src_actual_len = 0;
ret = compressor.decompress(dst_buf, dst_actual_len, src_buf, src_len, src_actual_len, &alloc);
ASSERT_EQ(OB_SUCCESS, ret);
ASSERT_EQ(src_actual_len, src_len);
ASSERT_EQ(0, memcmp(cmp_buf, src_buf, src_len));
ASSERT_GT(alloc.alloc_count_, alloc_count_bak);
ASSERT_EQ(alloc.free_count_, alloc.alloc_count_);
alloc_count_bak = alloc.alloc_count_;
timeval start, end;
ObRandom test_random;
int64_t num = 0;
for (uint32_t i = 0; i < MAX_DATA_SIZE; i++) {
num = test_random.get(0, 255);
data[i] = (unsigned char)(num);
// decompress without allocator
memset(src_buf, 0, src_len);
src_actual_len = 0;
ret = compressor.decompress(dst_buf, dst_actual_len, src_buf, src_len, src_actual_len);
ASSERT_EQ(OB_SUCCESS, ret);
ASSERT_EQ(src_actual_len, src_len);
ASSERT_EQ(0, memcmp(cmp_buf, src_buf, src_len));
ASSERT_EQ(alloc.alloc_count_, alloc_count_bak);
ASSERT_EQ(alloc.free_count_, alloc.alloc_count_);
}
for (uint32_t test_len = 1; test_len < MAX_DATA_SIZE; test_len += compress_step) {
gettimeofday(&start, NULL);
for (int64_t i = 0; i < 2; i++) {
dst_data_size1 = static_cast<uint32_t>(test_len * 1.1 + 14);
compress2(compress_buffer1, &dst_data_size1, reinterpret_cast<const Bytef*>(data), test_len, 0);
TEST_F(ObCompressorTest, test_zstd_custom_alloc)
{
{
oceanbase::zstd::ObZstdCompressor compressor;
test_zstd_family(compressor);
}
{
oceanbase::zstd_1_3_8::ObZstdCompressor_1_3_8 compressor;
test_zstd_family(compressor);
}
{
oceanbase::common::ObLZ4Compressor lz4_compressor;
ObCompressor &compressor = lz4_compressor;
MyAlloc alloc;
ASSERT_EQ(alloc.alloc_count_, 0);
ASSERT_EQ(alloc.free_count_, alloc.alloc_count_);
int64_t src_len = 2L<<20;
char *src_buf = (char*)ob_malloc(src_len, "test");
int64_t max_overflow_size = 0;
int ret = compressor.get_max_overflow_size(src_len, max_overflow_size);
ASSERT_EQ(OB_SUCCESS, ret);
int64_t dst_buf_len = src_len + max_overflow_size;
char *dst_buf = (char*)ob_malloc(dst_buf_len, "test");
int64_t dst_actual_len = 0;
ret = compressor.compress(src_buf, src_len, dst_buf, dst_buf_len, dst_actual_len, &alloc);
ASSERT_EQ(OB_SUCCESS, ret);
ASSERT_EQ(alloc.alloc_count_, 0);
int64_t src_actual_len = 0;
ret = compressor.decompress(dst_buf, dst_actual_len, src_buf, src_len, src_actual_len, &alloc);
ASSERT_EQ(OB_SUCCESS, ret);
ASSERT_EQ(alloc.alloc_count_, 0);
ASSERT_EQ(src_actual_len, src_len);
}
}
gettimeofday(&end, NULL);
COMMON_LOG(INFO, "zlib cost", "usec", (end.tv_sec - start.tv_sec) * 1000000 + end.tv_usec - start.tv_usec, K(test_len));
gettimeofday(&start, NULL);
for (int64_t i = 0; i < 2; i++) {
dst_data_size2 = static_cast<uint32_t>(test_len * 1.1 + 14);
zlib_compressor.fast_level0_compress(compress_buffer2, &dst_data_size2, reinterpret_cast<const Bytef*>(data), test_len);
}
gettimeofday(&end, NULL);
COMMON_LOG(INFO, "ob cost", "usec", (end.tv_sec - start.tv_sec) * 1000000 + end.tv_usec - start.tv_usec);
ASSERT_EQ(dst_data_size1, dst_data_size2);
ASSERT_EQ(0, memcmp(compress_buffer1, compress_buffer2, dst_data_size2));
memset(decompress_buffer, 0, sizeof(decompress_buffer));
decompress_data_size = sizeof(decompress_buffer);
int zlib_errno = uncompress(reinterpret_cast<Bytef*>(decompress_buffer),
reinterpret_cast<uLongf*>(&decompress_data_size),
reinterpret_cast<const Byte*>(compress_buffer1),
static_cast<uLong>(dst_data_size1));
ASSERT_EQ(zlib_errno, Z_OK);
ASSERT_EQ(test_len, decompress_data_size);
ASSERT_EQ(0, memcmp(decompress_buffer, data, decompress_data_size));
}
}
}
}