2.1.3版本，导入了几张百万级别的表（Be节点16核64G，3be节点），编写了几个压测语句，多表join，全部字段明细查询，使用jmeter压测后，Be内存使用高居不下，内存占用到90%后，后续查询全部报错，be war日志：
W20240604 16:12:59.013475 31847 status.h:412] meet error status: [INTERNAL_ERROR]Failed to get query fragments context. Query may be timeout or be cancelled. host: 10.22.22.27
0# doris::Status doris::FragmentMgr::_get_query_ctx<doris::TPipelineFragmentParams>(doris::TPipelineFragmentParams const&, doris::TUniqueId, bool, std::shared_ptr<doris::QueryContext>&) at /home/zcp/repo_center/doris_release/doris/be/src/common/status.h:0
1# doris::FragmentMgr::exec_plan_fragment(doris::TPipelineFragmentParams const&, std::function<void (doris::RuntimeState*, doris::Status*)> const&) at /home/zcp/repo_center/doris_release/doris/be/src/runtime/fragment_mgr.cpp:0
2# doris::FragmentMgr::exec_plan_fragment(doris::TPipelineFragmentParams const&) at /var/local/ldb_toolchain/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/bits/std_function.h:244
3# doris::PInternalServiceImpl::_exec_plan_fragment_impl(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, doris::PFragmentRequestVersion, bool, std::function<void (doris::RuntimeState*, doris::Status*)> const&) at /home/zcp/repo_center/doris_release/doris/be/src/service/internal_service.cpp:0
4# doris::PInternalServiceImpl::_exec_plan_fragment_in_pthread(google::protobuf::RpcController*, doris::PExecPlanFragmentRequest const*, doris::PExecPlanFragmentResult*, google::protobuf::Closure*) at /home/zcp/repo_center/doris_release/doris/be/src/common/status.h:377
5# doris::WorkThreadPool<false>::work_thread(int) at /var/local/ldb_toolchain/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/bits/atomic_base.h:646
6# execute_native_thread_routine at /data/gcc-11.1.0/build/x86_64-pc-linux-gnu/libstdc++-v3/include/bits/unique_ptr.h:85
7# start_thread
8# clone
W20240604 16:12:59.013717 31766 fragment_mgr.cpp:1075] Could not find the query id:a85bea5442224224-b06f7a2dc6117492 fragment id:3 to cancel
