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Posted to issues@trafficserver.apache.org by "Sudheer Vinukonda (JIRA)" <ji...@apache.org> on 2014/10/13 17:28:33 UTC

[jira] [Created] (TS-3130) Core dump in Logging.

Sudheer Vinukonda created TS-3130:
-------------------------------------

             Summary: Core dump in Logging.
                 Key: TS-3130
                 URL: https://issues.apache.org/jira/browse/TS-3130
             Project: Traffic Server
          Issue Type: Bug
          Components: Logging
            Reporter: Sudheer Vinukonda


Seeing a core dump in logging when the configured log buffer is not sufficient to print a log.

Here's the gdb back trace and some useful info:

{code}
(gdb) bt
#0  0x0000000000665fed in ink_atomic_increment<int, int> (mem=0x68, count=-1) at ../../lib/ts/ink_atomic.h:89
#1  0x0000000000662c8e in LogObject::_checkout_write (this=0x264b6f0, write_offset=0x2ba25de4b508, bytes_needed=25376) at LogObject.cc:501
#2  0x00000000006632aa in LogObject::log (this=0x264b6f0, lad=0x2ba25de4b650, text_entry=0x0) at LogObject.cc:618
#3  0x00000000006659f6 in LogObjectManager::log (this=0x263c0e8, lad=0x2ba25de4b650) at LogObject.cc:1353
#4  0x0000000000641a74 in Log::access (lad=0x2ba25de4b650) at Log.cc:1096
#5  0x00000000005bab9b in HttpBodyTemplate::build_instantiated_buffer (this=0x2a1ccc0, context=0x2ba4540c4a78, buflen_return=0x2ba25de4c1c8) at HttpBodyFactory.cc:1011
#6  0x00000000005b92a0 in HttpBodyFactory::fabricate (this=0x29f8820, acpt_language_list=0x2ba25de4bd60, acpt_charset_list=0x2ba25de4bc00, type=0x78c323 "urlrouting#no_mapping", context=0x2ba4540c4a78, 
    buffer_length_return=0x2ba25de4c1c8, content_language_return=0x2ba25de4bed8, content_charset_return=0x2ba25de4bed0, set_return=0x2ba25de4bec8) at HttpBodyFactory.cc:448
#7  0x00000000005b8422 in HttpBodyFactory::fabricate_with_old_api(const char *, HttpTransact::State *, int64_t, int64_t *, char *, size_t, char *, size_t, const char *, typedef __va_list_tag __va_list_tag *) (
    this=0x29f8820, type=0x78c323 "urlrouting#no_mapping", context=0x2ba4540c4a78, max_buffer_length=8192, resulting_buffer_length=0x2ba25de4c1c8, content_language_out_buf=0x2ba25de4c090 "en", 
    content_language_buf_size=256, content_type_out_buf=0x2ba25de4bf90 "text/html", content_type_buf_size=256, format=0x0, ap=0x2ba25de4c1d0) at HttpBodyFactory.cc:138
#8  0x00000000006091fe in HttpTransact::build_error_response (s=0x2ba4540c4a78, status_code=HTTP_STATUS_NOT_FOUND, reason_phrase_or_null=0x78c339 "Not Found on Accelerator", 
    error_body_type=0x78c323 "urlrouting#no_mapping", format=0x0) at HttpTransact.cc:8071
#9  0x00000000005eab76 in HttpTransact::EndRemapRequest (s=0x2ba4540c4a78) at HttpTransact.cc:925
#10 0x00000000005ddbfd in HttpSM::call_transact_and_set_next_state (this=0x2ba4540c4a10, f=0) at HttpSM.cc:6834
#11 0x00000000005ddee4 in HttpSM::set_next_state (this=0x2ba4540c4a10) at HttpSM.cc:6892
#12 0x00000000005ddd3a in HttpSM::call_transact_and_set_next_state (this=0x2ba4540c4a10, f=0) at HttpSM.cc:6842
#13 0x00000000005cc2b3 in HttpSM::handle_api_return (this=0x2ba4540c4a10) at HttpSM.cc:1507
#14 0x00000000005cc110 in HttpSM::state_api_callout (this=0x2ba4540c4a10, event=0, data=0x0) at HttpSM.cc:1439
#15 0x00000000005d7605 in HttpSM::do_api_callout_internal (this=0x2ba4540c4a10) at HttpSM.cc:4800
#16 0x00000000005e4010 in HttpSM::do_api_callout (this=0x2ba4540c4a10) at HttpSM.cc:445
#17 0x00000000005ddda0 in HttpSM::set_next_state (this=0x2ba4540c4a10) at HttpSM.cc:6876
#18 0x00000000005ddd3a in HttpSM::call_transact_and_set_next_state (this=0x2ba4540c4a10, f=0) at HttpSM.cc:6842
#19 0x00000000005cc2b3 in HttpSM::handle_api_return (this=0x2ba4540c4a10) at HttpSM.cc:1507
#20 0x00000000005cc110 in HttpSM::state_api_callout (this=0x2ba4540c4a10, event=0, data=0x0) at HttpSM.cc:1439
#21 0x00000000005d7605 in HttpSM::do_api_callout_internal (this=0x2ba4540c4a10) at HttpSM.cc:4800
#22 0x00000000005e4010 in HttpSM::do_api_callout (this=0x2ba4540c4a10) at HttpSM.cc:445
#23 0x00000000005ddda0 in HttpSM::set_next_state (this=0x2ba4540c4a10) at HttpSM.cc:6876
#24 0x00000000005ddd3a in HttpSM::call_transact_and_set_next_state (this=0x2ba4540c4a10, f=0x5ec2ce <HttpTransact::ModifyRequest(HttpTransact::State*)>) at HttpSM.cc:6842
#25 0x00000000005ca241 in HttpSM::state_read_client_request_header (this=0x2ba4540c4a10, event=100, data=0x2ba2e54a5e80) at HttpSM.cc:763
#26 0x00000000005cf652 in HttpSM::main_handler (this=0x2ba4540c4a10, event=100, data=0x2ba2e54a5e80) at HttpSM.cc:2500
#27 0x00000000004f4f18 in Continuation::handleEvent (this=0x2ba4540c4a10, event=100, data=0x2ba2e54a5e80) at ../iocore/eventsystem/I_Continuation.h:146
#28 0x0000000000732faf in read_signal_and_update (event=100, vc=0x2ba2e54a5d70) at UnixNetVConnection.cc:138
#29 0x000000000073570a in UnixNetVConnection::readSignalAndUpdate (this=0x2ba2e54a5d70, event=100) at UnixNetVConnection.cc:914
#30 0x0000000000720970 in SSLNetVConnection::net_read_io (this=0x2ba2e54a5d70, nh=0x2ba25c538bc0, lthread=0x2ba25c535010) at SSLNetVConnection.cc:298
#31 0x000000000072d02e in NetHandler::mainNetEvent (this=0x2ba25c538bc0, event=5, e=0x24269d0) at UnixNet.cc:399
#32 0x00000000004f4f18 in Continuation::handleEvent (this=0x2ba25c538bc0, event=5, data=0x24269d0) at ../iocore/eventsystem/I_Continuation.h:146
#33 0x0000000000753d62 in EThread::process_event (this=0x2ba25c535010, e=0x24269d0, calling_code=5) at UnixEThread.cc:145
#34 0x000000000075426c in EThread::execute (this=0x2ba25c535010) at UnixEThread.cc:269
#35 0x00000000007532c0 in spawn_thread_internal (a=0x270e390) at Thread.cc:88
#36 0x00002ba1a9163851 in start_thread () from /lib64/libpthread.so.0
#37 0x0000003804ae890d in clone () from /lib64/libc.so.6
{code}

{code}
(gdb) print buffer
$1 = (LogBuffer *) 0x0
(gdb) print decremented
$2 = false
(gdb) print old_h
$3 = {s = {pointer = 0x2ba2f6b0a8d0, version = 0}, data = 0x000000000000000000002ba2f6b0a8d0}
(gdb) print h
$4 = {s = {pointer = 0x2ba2e1b2dc10, version = 0}, data = 0x000000000000000000002ba2e1b2dc10}
(gdb) print m_log_buffer
$5 = {s = {pointer = 0x2ba328b536d0, version = 0}, data = 0x000000000000000000002ba328b536d0}
(gdb) print result
$6 = 1
(gdb) print result_code
$7 = LogBuffer::LB_BUFFER_TOO_SMALL
{code}



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