bryancall opened a new issue, #10091:
URL: https://github.com/apache/trafficserver/issues/10091
Configure options:
`--enable-malloc-allocator --with-jemalloc=/opt/jemalloc
--with-quiche=/opt/quiche --with-openssl=/opt/boringssl
`
Commands:
```
export MALLOC_CONF="prof:true,prof_prefix:/tmp/jeprof.out"
/opt/ats/bin/traffic_server
traffic_ctl plugin msg memory_profile activate
traffic_ctl plugin msg memory_profile dump
/opt/jemalloc/bin/jeprof --text /opt/ats/bin/traffic_server jeprof.out.*
/opt/jemalloc/bin/jeprof --pdf /opt/ats/bin/traffic_server jeprof.out.* >
~/ats.pdf
```
Using jemalloc to profile:
```
11:45:56 zeus:/tmp$ /opt/jemalloc/bin/jeprof --text
/opt/ats/bin/traffic_server jeprof.out.1830193.0.m0.heap
Using local file /opt/ats/bin/traffic_server.
Using local file jeprof.out.1830193.0.m0.heap.
Total: 372.8 MB
236.5 63.4% 63.4% 236.5 63.4% ats_memalign
128.3 34.4% 97.8% 128.3 34.4% prof_backtrace_impl
8.0 2.2% 100.0% 8.0 2.2% MallocAllocator::alloc_void (inline)
0.0 0.0% 100.0% 99.2 26.6% 0x00007f6e3cf1c7c0
0.0 0.0% 100.0% 31.1 8.3% ::ThreadInitByFunc::invoke
0.0 0.0% 100.0% 4.0 1.1% AIOCallbackInternal::io_complete
0.0 0.0% 100.0% 99.2 26.6% APIHook::invoke
0.0 0.0% 100.0% 0.5 0.1% ASN1_STRING_type_new
0.0 0.0% 100.0% 2.5 0.7% ASN1_item_d2i
0.0 0.0% 100.0% 0.5 0.1% ASN1_primitive_new
0.0 0.0% 100.0% 0.5 0.1% ASN1_template_new (inline)
0.0 0.0% 100.0% 0.5 0.1% BUF_MEM_grow
0.0 0.0% 100.0% 0.5 0.1% BUF_MEM_reserve
0.0 0.0% 100.0% 4.0 1.1% Cache::open
0.0 0.0% 100.0% 90.3 24.2% Cache::open_read
0.0 0.0% 100.0% 10.8 2.9% CacheDisk::open
0.0 0.0% 100.0% 4.0 1.1% CacheDisk::openDone (inline)
0.0 0.0% 100.0% 4.0 1.1% CacheDisk::openStart
0.0 0.0% 100.0% 90.3 24.2% CacheProcessor::open_read
0.0 0.0% 100.0% 10.8 2.9% CacheProcessor::start_internal
0.0 0.0% 100.0% 99.2 26.6% CacheVC::callcont (inline)
0.0 0.0% 100.0% 99.2 26.6% CacheVC::openReadStartHead
0.0 0.0% 100.0% 5.0 1.4% ClassAllocator::Value_type*
thread_alloc (inline)
0.0 0.0% 100.0% 5.0 1.4% ClassAllocator::alloc (inline)
0.0 0.0% 100.0% 240.8 64.6% Continuation::handleEvent (inline)
0.0 0.0% 100.0% 275.7 73.9% EThread::execute
0.0 0.0% 100.0% 244.6 65.6% EThread::execute (inline)
0.0 0.0% 100.0% 244.6 65.6% EThread::execute_regular
0.0 0.0% 100.0% 200.4 53.8% EThread::process_event
0.0 0.0% 100.0% 182.2 48.9% EThread::process_queue
0.0 0.0% 100.0% 31.1 8.3% EventProcessor::ThreadInit::init
0.0 0.0% 100.0% 31.1 8.3% EventProcessor::initThreadState
0.0 0.0% 100.0% 40.6 10.9% EventProcessor::spawn_event_threads
0.0 0.0% 100.0% 16.2 4.4% EventProcessor::spawn_thread
0.0 0.0% 100.0% 17.6 4.7% EventProcessor::start
0.0 0.0% 100.0% 232.5 62.4% FreelistAllocator::alloc_void (inline)
0.0 0.0% 100.0% 90.3 24.2% HQTransaction::_signal_read_event
0.0 0.0% 100.0% 78.7 21.1% HQTransaction::do_io_read
0.0 0.0% 100.0% 97.2 26.1% HQTransaction::do_io_write
0.0 0.0% 100.0% 2.5 0.7% HTTPHdr::create (inline)
0.0 0.0% 100.0% 0.5 0.1% HpackDynamicTable::HpackDynamicTable
0.0 0.0% 100.0% 0.5 0.1%
HpackIndexingTable::HpackIndexingTable (inline)
0.0 0.0% 100.0% 8.8 2.4% Http2ClientSession::new_connection
0.0 0.0% 100.0% 0.5 0.1% Http2ClientSession::start
0.0 0.0% 100.0% 0.5 0.1% Http2ConnectionState::init
0.0 0.0% 100.0% 9.3 2.5% Http2SessionAccept::accept
0.0 0.0% 100.0% 9.3 2.5% Http2SessionAccept::mainEvent
0.0 0.0% 100.0% 9.3 2.5% Http2SessionAccept::mainEvent (inline)
0.0 0.0% 100.0% 86.3 23.2%
Http3App::_handle_bidi_stream_on_read_ready
0.0 0.0% 100.0% 86.3 23.2% Http3App::main_event_handler
0.0 0.0% 100.0% 8.3 2.2% Http3App::on_new_stream
0.0 0.0% 100.0% 97.2 26.1% Http3FrameCollector::on_write_ready
0.0 0.0% 100.0% 78.7 21.1% Http3FrameDispatcher::on_read_ready
0.0 0.0% 100.0% 97.2 26.1%
Http3HeaderFramer::_generate_header_block
0.0 0.0% 100.0% 97.2 26.1% Http3HeaderFramer::generate_frame
0.0 0.0% 100.0% 2.0 0.5%
Http3HeaderVIOAdaptor::Http3HeaderVIOAdaptor
0.0 0.0% 100.0% 1.6 0.4%
Http3HeaderVIOAdaptor::_on_qpack_decode_complete
0.0 0.0% 100.0% 1.6 0.4% Http3HeaderVIOAdaptor::event_handler
0.0 0.0% 100.0% 78.7 21.1% Http3HeaderVIOAdaptor::handle_frame
0.0 0.0% 100.0% 1.6 0.4%
Http3StreamDataVIOAdaptor::Http3StreamDataVIOAdaptor
0.0 0.0% 100.0% 3.6 1.0% Http3Transaction::Http3Transaction
0.0 0.0% 100.0% 78.7 21.1% Http3Transaction::_process_read_vio
0.0 0.0% 100.0% 97.2 26.1% Http3Transaction::_process_write_vio
0.0 0.0% 100.0% 90.3 24.2% Http3Transaction::state_stream_open
0.0 0.0% 100.0% 90.3 24.2% HttpCacheSM::do_cache_open_read
(inline)
0.0 0.0% 100.0% 90.3 24.2% HttpCacheSM::open_read
0.0 0.0% 100.0% 99.2 26.6% HttpCacheSM::state_cache_open_read
0.0 0.0% 100.0% 78.7 21.1% HttpSM::attach_client_session
0.0 0.0% 100.0% 90.3 24.2% HttpSM::do_api_callout
0.0 0.0% 100.0% 90.3 24.2% HttpSM::do_cache_lookup_and_read
0.0 0.0% 100.0% 1.6 0.4% HttpSM::handle_api_return
0.0 0.0% 100.0% 99.2 26.6% HttpSM::main_handler
0.0 0.0% 100.0% 0.5 0.1% HttpSM::set_next_state
```
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