常见 Crash / BUG / 优化查询

trueeyu · 2023年04月18日 06:57

BE 内存泄漏 (LocalExchange)

LocalExchange 内存泄漏导致内存缓慢增长

Github Issue:
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/20885
Jira
问题版本:
- 2.2.0 ~ 2.2.13
- 2.3.0 ~ 2.3.11
- 2.4.0 ~ 2.4.4
- 2.5.0 ~ 2.5.4
修复版本:
- 2.2.14+
- 2.3.12+
- 2.4.5+
- 2.5.5+
临时规避方法:
- 无
问题原因:
- 析构函数未定义成虚函数

trueeyu · 2023年05月5日 02:06

JDBC 外表查询 Crash

*** Aborted at 1681439883 (unix time) try "date -d @1681439883" if you are using GNU date ***
PC: @     0x7f87e0eb5720 __memcpy_ssse3_back
*** SIGSEGV (@0x7f83fcd49ffd) received by PID 1695 (TID 0x7f862f707700) from PID 18446744073656377341; stack trace: ***
    @          0x5769222 google::(anonymous namespace)::FailureSignalHandler()
    @     0x7f87e23749db os::Linux::chained_handler()
    @     0x7f87e23794bc JVM_handle_linux_signal
    @     0x7f87e236c378 signalHandler()
    @     0x7f87e184a630 (unknown)
    @     0x7f87e0eb5720 __memcpy_ssse3_back
    @          0x2c38092 starrocks::vectorized::BinaryColumnBase<>::append_selective()
    @          0x4d29e93 starrocks::vectorized::NullableColumn::append_selective()
    @          0x4d0d42a starrocks::vectorized::Chunk::append_selective()
    @          0x310b6ee starrocks::pipeline::LocalExchangeSourceOperator::_pull_shuffle_chunk()
    @          0x310bfc7 starrocks::pipeline::LocalExchangeSourceOperator::pull_chunk()
    @          0x2c57583 starrocks::pipeline::PipelineDriver::process()
    @          0x4e075e7 starrocks::pipeline::GlobalDriverExecutor::_worker_thread()
    @          0x4812f8d starrocks::ThreadPool::dispatch_thread()
    @          0x480dd1a starrocks::Thread::supervise_thread()
    @     0x7f87e1842ea5 start_thread
    @     0x7f87e0e5db0d __clone
    @                0x0 (unknown)

Github Issue:
- https://github.com/StarRocks/starrocks/issues/20723
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/21305
- https://github.com/StarRocks/starrocks/pull/22759
Jira
问题版本:
- 2.5.0 ~ 2.5.5
修复版本:
- 2.5.6+
临时规避方法:
- 无
问题原因:
- Column 处理问题

trueeyu · 2023年04月26日 05:21

Multi distinct rewrite 报错

(1064, 'There are multi count(distinct) function call, multi distinct rewrite error')

Github Issue:
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/19714
Jira
问题版本:
- 2.4.0 ~ 2.4.4
修复版本:
- 2.4.5+
临时规避方法:
- set global cbo_cte_reuse = false; (会影响性能)
问题原因:
- 见 issue 描述

trueeyu · 2023年05月23日 06:52

Persistent compaction crash

query_id:00000000-0000-0000-0000-000000000000, fragment_instance:00000000-0000-0000-0000-000000000000
*** Aborted at 1684761824 (unix time) try "date -d @1684761824" if you are using GNU date ***
PC: @          0x315124a starrocks::PersistentIndex::_merge_compaction()
*** SIGFPE (@0x315124a) received by PID 19356 (TID 0x7f792b578700) from PID 51712586; stack trace: ***
    @          0x4877742 google::(anonymous namespace)::FailureSignalHandler()
    @     0x7f794dda7630 (unknown)
    @          0x315124a starrocks::PersistentIndex::_merge_compaction()
    @          0x315529e starrocks::PersistentIndex::commit()
    @          0x2ed2c8e starrocks::PrimaryIndex::commit()
    @          0x2fa6786 starrocks::TabletUpdates::_apply_rowset_commit()
    @          0x2fa9023 starrocks::TabletUpdates::do_apply()
    @          0x37a9945 starrocks::ThreadPool::dispatch_thread()
    @          0x37a4d7a starrocks::Thread::supervise_thread()
    @     0x7f794dd9fea5 start_thread
    @     0x7f794d3ba8dd __clone
    @                0x0 (unknown)

Github Issue:
- https://github.com/StarRocks/starrocks/issues/23190
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/23191
Jira
- https://starrocks.atlassian.net/browse/SR-17801
问题版本:
- 2.4.0 ~ 2.4.5
修复版本:
- 2.4.6+
临时规避方法:
- 使用 meta_tool.sh 删除有问题的 Tablet
问题原因:
- 见 issue 描述

trueeyu · 2023年05月23日 09:00

Bitmap index apply crash

这个问题，也会导致 BitmapIndex 查询结果不对, 一般命中多个 BitmapIndex 的时候容易触发

*** Aborted at 1666056468 (unix time) try "date -d @1666056468" if you are using GNU date ***
PC: @          0x416239c run_container_andnot
*** SIGSEGV (@0x0) received by PID 38015 (TID 0x7f6c3cb49700) from PID 0; stack trace: ***
    @          0x3cf85d2 google::(anonymous namespace)::FailureSignalHandler()
    @     0x7f6c99db5630 (unknown)
    @          0x416239c run_container_andnot
    @          0x4160ab9 run_run_container_andnot
    @          0x4160aef run_run_container_iandnot
    @          0x4146ad5 roaring_bitmap_andnot_inplace
    @          0x1a6b0de starrocks::vectorized::SegmentIterator::_apply_bitmap_index()
    @          0x1a6fe4a starrocks::vectorized::SegmentIterator::_init()
    @          0x1a70539 starrocks::vectorized::SegmentIterator::do_get_next()
    @          0x1acd5b2 starrocks::vectorized::ProjectionIterator::do_get_next()
    @          0x1e2dc0a starrocks::SegmentIteratorWrapper::do_get_next()
    @          0x1b0566b starrocks::vectorized::TimedChunkIterator::do_get_next()
    @          0x1afe0ce starrocks::vectorized::TabletReader::do_get_next()
    @          0x27c9c4d starrocks::pipeline::OlapChunkSource::_read_chunk_from_storage()
    @          0x27ca2d0 starrocks::pipeline::OlapChunkSource::buffer_next_batch_chunks_blocking()
    @          0x27cd573 _ZNSt17_Function_handlerIFvvEZN9starrocks8pipeline12ScanOperator18_trigger_next_scanEPNS1_12RuntimeStateEiEUlvE0_E9_M_invokeERKSt9_Any_data
    @          0x1e54dd0 starrocks::PriorityThreadPool::work_thread()
    @          0x3c93c07 thread_proxy
    @     0x7f6c99dadea5 start_thread
    @     0x7f6c993c8b0d __clone
    @                0x0 (unknown)

Github Issue:
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/23484
Jira
- https://starrocks.atlassian.net/browse/SR-12940
问题版本:
- 2.2.0 ~ 2.2.14
- 2.3.0 ~ 2.3.12
- 2.4.0 ~ 2.4.5
- 2.5.0 ~ 2.5.5
- 3.0.0
修复版本:
- 2.2.15+
- 2.3.13+
- 2.4.6+
- 2.5.6+
- 3.0.1+
临时规避方法:
- 删除 BitmapIndex
问题原因:
- 第三方库: RoaringBitmapBug

trueeyu · 2023年05月24日 03:16

Local Shuffle Crash

#0  0x00000000025818f6 in starrocks::vectorized::Chunk::clone_empty_with_slot (this=0x15ebf4b70, size=212) at /root/starrocks/be/src/column/chunk.cpp:188
#1  0x0000000002581dc3 in starrocks::vectorized::Chunk::clone_empty_with_slot (this=0x15ebf4b70) at /root/starrocks/be/src/column/chunk.cpp:181
#2  0x0000000002a71f10 in starrocks::pipeline::LocalExchangeSourceOperator::_pull_shuffle_chunk (this=0xa7267210, state=0x3e6b76000) at /root/starrocks/be/src/exec/pipeline/exchange/local_exchange_source_operator.cpp:112
#3  0x0000000002a72a67 in starrocks::pipeline::LocalExchangeSourceOperator::pull_chunk (this=0xa7267210, state=0x3e6b76000) at /root/starrocks/be/src/exec/pipeline/exchange/local_exchange_source_operator.cpp:75
#4  0x000000000297df33 in starrocks::pipeline::PipelineDriver::process (this=this@entry=0xaf736910, runtime_state=runtime_state@entry=0x3e6b76000, worker_id=worker_id@entry=23) at /root/starrocks/be/src/exec/pipeline/pipeline_driver.cpp:164
#5  0x000000000297462e in starrocks::pipeline::GlobalDriverExecutor::_worker_thread (this=0xa77d880) at /root/starrocks/be/src/exec/pipeline/pipeline_driver_executor.cpp:124
#6  0x00000000021da2c9 in std::function<void ()>::operator()() const (this=<optimized out>) at /usr/include/c++/10.3.0/bits/std_function.h:622
#7  starrocks::FunctionRunnable::run (this=<optimized out>) at /root/starrocks/be/src/util/threadpool.cpp:44
#8  starrocks::ThreadPool::dispatch_thread (this=0xbda1500) at /root/starrocks/be/src/util/threadpool.cpp:513
#9  0x00000000021d5e7a in std::function<void ()>::operator()() const (this=0x298e4c58) at /usr/include/c++/10.3.0/bits/std_function.h:622
#10 starrocks::Thread::supervise_thread (arg=0x298e4c40) at /root/starrocks/be/src/util/thread.cpp:326
#11 0x00007fa26ee31ea5 in ?? ()
#12 0x0000000000000000 in ?? ()

Github Issue:
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/23027
Jira
问题版本:
- 2.3.0 ~ 2.3.12
- 2.4.0 ~ 2.4.5
- 2.5.0 ~ 2.5.5
- 3.0.0
修复版本:
- 2.3.13+
- 2.4.6+
- 2.5.6+
- 3.0.1+
临时规避方法:
- 无
问题原因:
- 见 Issue 描述

trueeyu · 2023年08月3日 08:08

主键模型 SchemaChange 后，命中前缀索引的查询，返回结果不对
加索引，改列类型都有可能触发

Github Issue:
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/23985
Jira
问题版本:
- 2.4.0 ~ 2.4.5
- 2.5.0 ~ 2.5.6
- 3.0.0
修复版本:
- 2.4.6+
- 2.5.7+
- 3.0.1+
临时规避方法:
- 无
问题原因:
- SchemaChange 后没有做HeapMerge，而只是将文件拼接在一起，导致Segment文件排序有问题

trueeyu · 2023年05月31日 07:49

GroupBy tinyint Crash

也有可能结果不对

*** Aborted at 1685449309 (unix time) try "date -d @1685449309" if you are using GNU date ***
PC: @          0x374c255 starrocks::NullableAggregateFunctionUnary<>::update_batch_selectively()
*** SIGSEGV (@0x10) received by PID 14038 (TID 0x7f3361305700) from PID 16; stack trace: ***
    @          0x6240182 google::(anonymous namespace)::FailureSignalHandler()
    @     0x7f33df4ed630 (unknown)
    @          0x374c255 starrocks::NullableAggregateFunctionUnary<>::update_batch_selectively()
    @          0x34eeb6e starrocks::Aggregator::compute_batch_agg_states_with_selection()
    @          0x311b8ab starrocks::AggregateBlockingNode::open()
    @          0x4f4fe14 starrocks::PlanFragmentExecutor::_open_internal_vectorized()
    @          0x4f5221d starrocks::PlanFragmentExecutor::open()
    @          0x4e9cb2b starrocks::FragmentExecState::execute()
    @          0x4ea3303 starrocks::FragmentMgr::exec_actual()
    @          0x506b022 starrocks::ThreadPool::dispatch_thread()
    @          0x5065b1a starrocks::Thread::supervise_thread()
    @     0x7f33df4e5ea5 start_thread
    @     0x7f33deb00b0d __clone
    @                0x0 (unknown)

Github Issue:
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/24069
Jira
问题版本:
- 2.3.0 ~ 2.3.12
- 2.4.0 ~ 2.4.5
- 2.5.0 ~ 2.5.6
- 3.0.0
修复版本:
- 2.3.13+
- 2.4.6+
- 2.5.7+
- 3.0.1+
临时规避方法:
- cast(tinyint as int)
问题原因:
- FixedSizedHashTable优化导致

trueeyu · 2023年06月5日 03:20

Select * 与 select count(*) 结果不一致

这种问题的原因一般是 Segment 文件数据排序结果不对，导致通过前缀索引查询出的结果不对.

ScheamChange 修改 Key 列后，查询结果不一致。

Github Issue:
- https://github.com/StarRocks/starrocks/issues/4839
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/4811
Jira
问题版本:
- 2.2.0 ~ 2.2.12
修复版本:
- 2.2.13+
临时规避方法:
- 重建表，然后 insert into select from
问题原因:
- ScheamChange 修改 Key 列后，没有做 Final Merge

trueeyu · 2023年06月5日 03:27

Lambda function 内存泄漏

Github Issue:
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/22886
Jira
问题版本:
- 2.5.0 ~ 2.5.5
- 3.0.0
修复版本:
- 2.5.6+
- 3.0.1+
临时规避方法:
- 无
问题原因:
- 见 issue 描述

trueeyu · 2023年06月5日 03:35

regexp_replace 内存泄漏

Github Issue:
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/24516
Jira
问题版本:
- 2.5.0 ~ 2.5.6
- 3.0.0 ~ 3.0.1
修复版本:
- 2.5.6+
- 3.0.2+
临时规避方法:
- 无
问题原因:
- 见 issue 描述

trueeyu · 2023年06月7日 08:14

Expression child number xxxx exceeded the maximum 10000

Expression child number xxxx exceeded the maximum 10000

涉及版本:
- 所有版本
解决办法
- 修改 fe.conf expr_children_limit=50000 (默认值是10000, 改大会有性能和资源过量使用风险）
问题原因
- 当前会限制最大的子 Expr 数量，防止出现性能和资源过量使用问题。
- 如果有 insert into values 很多行数据的需求，建议使用 stream load/ routine load/ flink 等导入方式

trueeyu · 2023年06月9日 11:11

native_queued_spin_lock_slowpath 占用 CPU 比较高

Perf top 看到这种现象: native_queued_spin_lock_slowpath 占用了大量 CPU

一般在核数比较多的机器，并且并发比较高的场景比较严重

Github Issue:
Github Fix PR:
Jira
问题版本:
- 2.2.0 ~ latest
- 2.3.0 ~ latest
修复版本:
- 2.4+
临时规避方法:
- 无
问题原因:
- TCMalloc 在 Numa 架构下性能不好， 2.4+ 版本已经更换为 Jemalloc

trueeyu · 2023年06月13日 06:17

Join runtime filter merge crash

*** Aborted at 1686552759 (unix time) try "date -d @1686552759" if you are using GNU date ***
PC: @          0x33f6c80 starrocks::vectorized::RuntimeBloomFilter<>::insert()
*** SIGSEGV (@0x207fa2c000) received by PID 40541 (TID 0x7f6fd50cb700) from PID 2141372416; stack trace: ***
    @          0x3f8c022 google::(anonymous namespace)::FailureSignalHandler()
    @     0x7f707104a630 (unknown)
    @          0x33f6c80 starrocks::vectorized::RuntimeBloomFilter<>::insert()
    @          0x33eb37e starrocks::vectorized::RuntimeFilterHelper::fill_runtime_bloom_filter()
    @          0x2a3824a starrocks::pipeline::PartialRuntimeFilterMerger::merge_local_bloom_filters()
    @          0x2a349bf starrocks::pipeline::HashJoinBuildOperator::set_finishing()
    @          0x29df067 starrocks::pipeline::PipelineDriver::_mark_operator_finishing()
    @          0x29dfc85 starrocks::pipeline::PipelineDriver::process()
    @          0x29d65be starrocks::pipeline::GlobalDriverExecutor::_worker_thread()
    @          0x2235c39 starrocks::ThreadPool::dispatch_thread()
    @          0x22317ea starrocks::Thread::supervise_thread()
    @     0x7f7071042ea5 start_thread
    @     0x7f707065d9fd __clone
    @                0x0 (unknown)

Github Issue:
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/25084
Jira
问题版本:
- 2.2.0 ~ 2.2.14
- 2.3.0 ~ 2.3.13
- 2.4.0 ~ 2.4.5
- 2.5.0 ~ 2.5.6
- 3.0.0 ~ 3.0.2
修复版本:
- 2.2.15+
- 2.3.14+
- 2.4.6+
- 2.5.7+
- 3.0.3+
临时规避方法 (会影响性能):
- set global enable_global_runtime_filter=false;
- set global runtime_join_filter_push_down_limit=0;
问题原因:
- Join 的 on 列是字符串（右表），并且长度总合大于 4G

trueeyu · 2023年06月13日 07:52

Partial update 导致 be 启动 crash

BE 启动加载 Tablet 反复 Crash

*** SIGSEGV (@0x8) received by PID 244327 (TID 0x7facab9fe700) from PID 8; stack trace: ***
@         0x481e332 google::(anonymous namespace)::FailureSignalHandler()
@         0x7facdbc62630 (unknown)
@         0x24d2f7b starrocks::Rowset::do_load()
@         0x24d35cf starrocks::Rowset::load()
@         0x24d3966 starrocks::Rowset::get_segment_iterators2()
@         0x20334ec starrocks::RowsetUpdateState::_do_load()
@         0x2034f78 _ZZSt9call_onceIZN9starrocks17RowsetUpdateState4loadEPNS0_6TabletEPNS0_6RowsetEEUlvE_JEEvRSt9once_flagOT_DpOT0_ENUlvE0_4_FUNEv
@         0x7facdbc5920b __pthread_once_slow
@         0x202fd63 starrocks::RowsetUpdateState::load()
@         0x1e6da98 starrocks::TabletUpdates::_apply_rowset_commit()
@         0x1e73bb3 starrocks::TabletUpdates::do_apply()
@         0x2680af5 starrocks::ThreadPool::dispatch_thread()
@         0x267bf2a starrocks::supervise_thread()
@         0x7facdbc5aea5 start_thread
@         0x7facdb27596d __clone
@         0x0 (unknown)

Github Issue:
- https://github.com/StarRocks/starrocks/issues/13283
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/13285
Jira
问题版本:
- 2.2.0 ~ 2.2.9
- 2.3.0 ~ 2.3.4
- 2.4.0 ~ 2.4.1
修复版本:
- 2.2.10+
- 2.3.5+
- 2.4.2+
临时规避方法:
- 开启Syslog找到对应的TabletId
- 使用meta_tool 删除这个Tablet
- 直接升级不能解决问题，需要删除有问题的Tablet再升级
问题原因:

trueeyu · 2024年01月26日 02:49

使用表达式自动创建分区功能 Crash

类似于这种: PARTITION BY date_trunc('day', dt)

*** Aborted at 1686563917 (unix time) try "date -d @1686563917" if you are using GNU date ***
PC: @          0x30d5585 starrocks::BinaryColumnBase<>::compare_at()
*** SIGSEGV (@0x4f95) received by PID 725038 (TID 0x7f70fd996700) from PID 20373; stack trace: ***
    @          0x62de642 google::(anonymous namespace)::FailureSignalHandler()
    @     0x7f715ea9b370 (unknown)
    @          0x30d5585 starrocks::BinaryColumnBase<>::compare_at()
    @          0x56f695e starrocks::OlapTablePartitionParam::find_tablets()
    @          0x5710634 starrocks::stream_load::OlapTableSink::send_chunk()
    @          0x4fd3928 starrocks::PlanFragmentExecutor::_open_internal_vectorized()
    @          0x4fd5a2d starrocks::PlanFragmentExecutor::open()
    @          0x4f1f9bb starrocks::FragmentExecState::execute()
    @          0x4f261e3 starrocks::FragmentMgr::exec_actual()
    @          0x50ed9b2 starrocks::ThreadPool::dispatch_thread()
    @          0x50e84aa starrocks::Thread::supervise_thread()
    @     0x7f715ea93dc5 start_thread
    @     0x7f715e0b476d __clone
    @                0x0 (unknown)

Github Issue:
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/25152
- https://github.com/StarRocks/starrocks/pull/33513
Jira
问题版本:
- 3.0.0 ~ 3.0.8
- 3.1.0 ~ 3.1.4
修复版本:
- 3.0.9+
- 3.1.5+
临时规避方法:
- 无
问题原因:

trueeyu · 2024年02月23日 10:16

Librdkafka 创建线程 crash

starrocks_be: rdkafka_broker.c:5702: rd_kafka_broker_add_logical: Assertion `rkb && *"failed to create broker thread"' failed.
*** Aborted at 1680075003 (unix time) try "date -d @1680075003" if you are using GNU date ***
PC: @ 0x7f8d378f4207 __GI_raise
*** SIGABRT (@0x7d10000a58e) received by PID 42382 (TID 0x7f8c6ff86700) from PID 42382; stack trace: ***
 @ 0x354c222 google::(anonymous namespace)::FailureSignalHandler()
 @ 0x7f8d385be5d0 (unknown)
 @ 0x7f8d378f4207 __GI_raise
 @ 0x7f8d378f58f8 __GI_abort
 @ 0x7f8d378ed026 __assert_fail_base
 @ 0x7f8d378ed0d2 __GI___assert_fail
 @ 0x4713d5e rd_kafka_broker_add_logical
 @ 0x475a2ea rd_kafka_cgrp_new
 @ 0x46fcfaf rd_kafka_new
 @ 0x46e78ff RdKafka::KafkaConsumer::create()
 @ 0x1cfdd14 starrocks::KafkaDataConsumer::init()
 @ 0x1ca19ce starrocks::DataConsumerPool::get_consumer()
 @ 0x2ec7d1a starrocks::RoutineLoadTaskExecutor::get_kafka_partition_offset()
 @ 0x1d16075 starrocks::PInternalServiceImpl<>::get_info()
 @ 0x36d7cee brpc::policy::ProcessRpcRequest()
 @ 0x36ce757 brpc::ProcessInputMessage()
 @ 0x36cf603 brpc::InputMessenger::OnNewMessages()
 @ 0x377634e brpc::Socket::ProcessEvent()
 @ 0x368425f bthread::TaskGroup::task_runner()
 @ 0x380cc11 bthread_make_fcontext

问题原因:
- 线程数到达限制，可以通过 ulimit -u 看下当前的限制是多少
解决方法
- 修改线程数限制，并重启 BE

trueeyu · 2023年06月27日 12:07

JDBC 外表查询 Crash

*** Aborted at 1675922674 (unix time) try "date -d @1675922674" if you are using GNU date ***
PC: @     0x7f9632f0d465 __memcpy_ssse3
*** SIGSEGV (@0x7f918d6fe000) received by PID 30379 (TID 0x7f95579e4700) from PID 18446744071787503616; stack trace: ***
    @          0x56ec9c2 google::(anonymous namespace)::FailureSignalHandler()
    @     0x7f96343c608b os::Linux::chained_handler()
    @     0x7f96343caacd JVM_handle_linux_signal
    @     0x7f96343bdcd8 signalHandler()
    @     0x7f96338a9630 (unknown)
    @     0x7f9632f0d465 __memcpy_ssse3
    @          0x4cfd328 starrocks::stream_load::OlapTableSink::_print_varchar_error_msg()
    @          0x4cffc09 starrocks::stream_load::OlapTableSink::_validate_data()
    @          0x4d0c093 starrocks::stream_load::OlapTableSink::send_chunk()
    @          0x4d7def9 starrocks::pipeline::OlapTableSinkOperator::push_chunk()
    @          0x2c39826 starrocks::pipeline::PipelineDriver::process()
    @          0x4d8cff7 starrocks::pipeline::GlobalDriverExecutor::_worker_thread()
    @          0x47a3a9d starrocks::ThreadPool::dispatch_thread()
    @          0x479e82a starrocks::Thread::supervise_thread()
    @     0x7f96338a1ea5 start_thread
    @     0x7f9632ebc9fd __clone
    @                0x0 (unknown)

Github Issue:
Github Fix PR:
- https://github.com/StarRocks/starrocks/pull/22759
Jira
- https://starrocks.atlassian.net/browse/SR-16134
问题版本:
- 2.5.0 ~ 2.5.5
- 3.0.0
修复版本:
- 2.5.6+
- 3.0.1+
临时规避方法:
- 无
问题原因:

trueeyu · 2023年07月4日 03:43

HTTP header is larger than 8192 bytes

[HttpServerHandler.channelRead():70] accept bad request: /api/test/f_l_c_eutrancelltdd_q/_stream_load, error: HTTP header is larger than 8192 bytes.
fe.warn.log:458:com.starrocks.http.HttpRequestException: HTTP header is larger than 8192 bytes

处理方法
- fe.conf 中配置 http_max_header_size 调大。当前3.0和3.0之前的版本默认是 8192, 3.1+的版本是32768

trueeyu · 2023年07月5日 06:16

UDF 报错 Download file’s checksum is not match

问题原因:
- UDF JAR 包更新过，但没有重新创建 UDF 函数
处理方法:
- 重新创建 UDF 函数

常见 Crash / BUG / 优化 查询

BE 内存泄漏 (LocalExchange)

JDBC 外表查询 Crash

Multi distinct rewrite 报错

Persistent compaction crash

Bitmap index apply crash

Local Shuffle Crash

GroupBy tinyint Crash

Select * 与 select count(*) 结果不一致

regexp_replace 内存泄漏

Expression child number xxxx exceeded the maximum 10000

native_queued_spin_lock_slowpath 占用 CPU 比较高

Join runtime filter merge crash

Partial update 导致 be 启动 crash

使用表达式自动创建分区功能 Crash

Librdkafka 创建线程 crash

JDBC 外表查询 Crash

HTTP header is larger than 8192 bytes

UDF 报错 Download file’s checksum is not match

常见 Crash / BUG / 优化查询