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https://issues.apache.org/jira/browse/TS-1063?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13613047#comment-13613047
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Leif Hedstrom commented on TS-1063:
-----------------------------------
Is this still an issue ?
> prefetch resource leak
> -----------------------
>
> Key: TS-1063
> URL: https://issues.apache.org/jira/browse/TS-1063
> Project: Traffic Server
> Issue Type: Bug
> Components: HTTP
> Affects Versions: 3.0.2
> Environment: linux（ubuntu）
> Reporter: yunfei chen
> Fix For: 3.3.3
>
>
> configuration：
> records.config
> CONFIG proxy.config.prefetch.prefetch_enabled INT 1
> CONFIG proxy.config.prefetch.default_url_proto STRING udp
> CONFIG proxy.config.prefetch.default_data_proto STRING udp
> prefetch.config
> prefetch child
> [Dec 26 10:07:44.129] Server {2964810608} WARNING: too many connections,
> throttling
> [Dec 26 10:17:44.176] Server {2964810608} WARNING: too many connections,
> throttling
> FATAL: ink_memalign: couldn't allocate 524288 bytes at alignment 4096 -
> insufficient memory
> /usr/local/bin/traffic_server - STACK TRACE:
> FATAL: ink_memalign: couldn't allocate 524288 bytes at alignment 4096 -
> insufficient memory
> FATAL: ink_memalign: couldn't allocate 524288 bytes at alignment 4096 -
> insufficient memory
> /usr/local/bin/traffic_server - STACK TRACE:
> /usr/local/bin/traffic_server - STACK TRACE:
> FATAL: ink_memalign: couldn't allocate 524288 bytes at alignment 4096 -
> insufficient memory
> /usr/local/bin/traffic_server - STACK TRACE:
> FATAL: ink_memalign: couldn't allocate 524288 bytes at alignment 4096 -
> insufficient memory
> /usr/local/bin/traffic_server - STACK TRACE:
> terminate called after throwing an instance of 'std::bad_alloc'
> what(): std::bad_alloc
>
>
>
> #0 0x0012e416 in __kernel_vsyscall ()
> #1 0x005c9941 in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
> #2 0x005cce42 in abort () at abort.c:92
> #3 0x00520055 in __gnu_cxx::__verbose_terminate_handler() () from
> /usr/lib/libstdc++.so.6
> #4 0x0051df35 in ?? () from /usr/lib/libstdc++.so.6
> #5 0x0051df72 in std::terminate() () from /usr/lib/libstdc++.so.6
> #6 0x0051e0e1 in __cxa_throw () from /usr/lib/libstdc++.so.6
> #7 0x0051e677 in operator new(unsigned int) () from /usr/lib/libstdc++.so.6
> #8 0x0051e74d in operator new[](unsigned int) () from /usr/lib/libstdc++.so.6
> #9 0x081488fd in DynArray<char>::resize (this=0x748ff4c, new_size=64) at
> ../lib/ts/DynArray.h:174
> #10 0x0815d5da in DynArray<char>::operator() (this=0x748ff4c, idx=0) at
> ../lib/ts/DynArray.h:122
> #11 0x0815a9bb in HtmlParser::ScanHtmlForURL (this=0x748ff3c, r=0xbabb3ac0,
> url=0xb70921ec, url_end=0xb70921e8) at Update.cc:1874
> #12 0x0815a86a in HtmlParser::ParseHtml (this=0x748ff3c, r=0xbabb3ac0,
> url=0xb70921ec, url_end=0xb70921e8) at Update.cc:1820
> #13 0x08140816 in PrefetchTransform::parse_data (this=0x748fe88,
> reader=0xbabb3ac0) at Prefetch.cc:543
> #14 0x0813ffe8 in PrefetchTransform::handle_event (this=0x748fe88, event=1,
> edata=0x5991b530) at Prefetch.cc:435
> #15 0x08104ba5 in Continuation::handleEvent (this=0x748fe88, event=1,
> data=0x5991b530)
> at ../iocore/eventsystem/I_Continuation.h:146
> #16 0x0830a9f5 in EThread::process_event (this=0xb7497008, e=0x5991b530,
> calling_code=1) at UnixEThread.cc:140
> #17 0x0830ac38 in EThread::execute (this=0xb7497008) at UnixEThread.cc:189
> #18 0x0830900e in spawn_thread_internal (a=0x895df28) at Thread.cc:88
> #19 0x00165cc9 in start_thread (arg=0xb7092b70) at pthread_create.c:304
> #20 0x0066f69e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
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