в логах самой ноды?
на ней появляется такое HTTPHandler: Code: 279, e.displayText() = DB::NetException: All connection tries failed
с таким стек трейсом 0. clickhouse-server(StackTrace::StackTrace()+0x15) [0x82e3db5] 1. clickhouse-server(DB::Exception::Exception(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, int)+0x21) [0x2cc1371] 2. clickhouse-server(PoolWithFailoverBase<DB::IConnectionPool>::getMany(unsigned long, unsigned long, std::function<PoolWithFailoverBase<DB::IConnectionPool>::TryResult (DB::IConnectionPool&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >&)> const&, std::function<unsigned long (unsigned long)> const&, bool)+0x1805) [0x7f39355] 3. clickhouse-server(DB::ConnectionPoolWithFailover::getManyImpl(DB::Settings const*, DB::PoolMode, std::function<PoolWithFailoverBase<DB::IConnectionPool>::TryResult (DB::IConnectionPool&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >&)> const&)+0xcc) [0x7f313fc] 4. clickhouse-server(DB::ConnectionPoolWithFailover::getManyChecked(DB::Settings const*, DB::PoolMode, DB::QualifiedTableName const&)+0x8d) [0x7f318bd] 5. clickhouse-server() [0x75e4797] 6. clickhouse-server(DB::RemoteBlockInputStream::sendQuery()+0x41) [0x75e6cd1] 7. clickhouse-server(DB::IProfilingBlockInputStream::readPrefix()+0x58) [0x75cf128] 8. clickhouse-server(DB::ParallelInputsProcessor<DB::UnionBlockInputStream<(DB::StreamUnionMode)0>::Handler, (DB::StreamUnionMode)0>::thread(MemoryTracker*, unsigned long)+0x175) [0x7cf82f5] 9. clickhouse-server() [0x8d9675e] 10. /lib/x86_64-linux-gnu/libpthread.so.0(+0x76b9) [0x7f6f419736b9] 11. /lib/x86_64-linux-gnu/libc.so.6(clone+0x6c) [0x7f6f413a041c]
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