Files
oceanbase/src/share/ob_tenant_mem_limit_getter.cpp
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

107 lines
3.3 KiB
C++

/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#define USING_LOG_PREFIX COMMON
#include "share/ob_tenant_mem_limit_getter.h"
#include "observer/omt/ob_multi_tenant.h"
#include "share/ob_tenant_mgr.h"
#include "storage/tx_storage/ob_tenant_freezer.h"
namespace oceanbase
{
using namespace share;
namespace common
{
ObTenantMemLimitGetter &ObTenantMemLimitGetter::get_instance()
{
static ObTenantMemLimitGetter instance_;
return instance_;
}
bool ObTenantMemLimitGetter::has_tenant(const uint64_t tenant_id) const
{
bool bool_ret = false;
int ret = OB_SUCCESS;
omt::ObMultiTenant *omt = GCTX.omt_;
if (OB_INVALID_ID == tenant_id) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("invalid argument", K(ret), K(tenant_id));
} else if (is_virtual_tenant_id(tenant_id)) {
bool_ret = ObVirtualTenantManager::get_instance().has_tenant(tenant_id);
} else {
if (OB_ISNULL(omt)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("omt should not be null", K(ret), K(tenant_id));
} else if (omt->has_tenant(tenant_id)) {
bool_ret = true;
} else {
// do nothing
}
}
return bool_ret;
}
int ObTenantMemLimitGetter::get_all_tenant_id(ObIArray<uint64_t> &tenant_ids) const
{
int ret = OB_SUCCESS;
omt::ObMultiTenant *omt = GCTX.omt_;
// KVCache's tenant_id_ array cannot be reset or reuse.
// tenant_ids.reset();
// get virtual tenant id.
if (OB_FAIL(ObVirtualTenantManager::get_instance().get_all_tenant_id(tenant_ids))) {
LOG_WARN("get all virtual tenant id failed", K(ret));
} else if (OB_ISNULL(omt)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("omt should not be null", K(ret));
// get mtl tenant id.
} else if (OB_FAIL(omt->get_mtl_tenant_ids(tenant_ids))) {
LOG_WARN("get no virtual tenant ids failed", K(ret));
} else {
// do nothing
}
return ret;
}
int ObTenantMemLimitGetter::get_tenant_mem_limit(
const uint64_t tenant_id,
int64_t &lower_limit,
int64_t &upper_limit) const
{
int ret = OB_SUCCESS;
if (OB_INVALID_ID == tenant_id) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("invalid argument", K(ret), K(tenant_id));
} else if (is_virtual_tenant_id(tenant_id)) {
if (OB_FAIL(ObVirtualTenantManager::get_instance().get_tenant_mem_limit(tenant_id,
lower_limit,
upper_limit))) {
LOG_WARN("get virtual tenant mem limit failed.", K(ret), K(tenant_id));
}
} else {
MTL_SWITCH(tenant_id) {
storage::ObTenantFreezer *freezer = nullptr;
freezer = MTL(storage::ObTenantFreezer *);
if (OB_FAIL(freezer->get_tenant_mem_limit(lower_limit,
upper_limit))) {
LOG_WARN("get tenant mem limit failed.", K(ret), K(tenant_id));
}
}
}
return ret;
}
}
}