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From Pranav Desai <pranavade...@gmail.com>
Subject Re: errors and shutdown message in 2.1.2 under load (TS-441)
Date Tue, 21 Sep 2010 01:20:27 GMT
On Thu, Sep 16, 2010 at 3:30 PM, Pranav Desai <pranavadesai@gmail.com> wrote:
> On Thu, Sep 16, 2010 at 2:03 PM, Leif Hedstrom <zwoop@apache.org> wrote:
>> On 09/16/2010 02:45 PM, Pranav Desai wrote:
>>
>> On Thu, Sep 16, 2010 at 12:33 PM, Leif Hedstrom <zwoop@apache.org> wrote:
>>
>>  On 09/16/2010 01:26 PM, Pranav Desai wrote:
>>
>> Hi!
>>
>> I am running a load test with some video files to see . I am using
>> curl-loader to generate the load. I have modified it to add a random
>> number to the URLs before sending so I can test with a single URL and
>> still stress the cache. The webserver is a lighttpd server with
>> rewrite rules to translate the random strings back to a common URL.
>> The URL is essentially a 15MB video file. I can provide more details
>> on the setup if needed.
>>
>> Ok, I've created https://issues.apache.org/jira/browse/TS-441   with this
>> information. If you can find a core file (or, run traffic_server under gdb),
>> and get a stack trace, that would be very helpful. Also, when it crashes,
>> you might get a stack trace in /var/log/messages and/or one of the log files
>> in the .../var/log/trafficserver  directory.
>>
>>

I got the stack trace. I have updated the bug with the trace, but here it is.

FATAL: HTTP.cc:1526: failed assert `!"unknown m_polarity"`
./bin/traffic_server - STACK TRACE:
./bin/traffic_server(ink_fatal+0x86)[0x6f2056]
./bin/traffic_server(_ink_assert+0x81)[0x6f0d61]
./bin/traffic_server(_ZN11HTTPHdrImpl9unmarshalEl+0x35)[0x5ea385]
./bin/traffic_server(_ZN7HdrHeap9unmarshalEiiPP14HdrHeapObjImplP11RefCountObj+0x146)[0x5df926]
./bin/traffic_server(_ZN8HTTPInfo9unmarshalEPciP11RefCountObj+0xc5)[0x5ea205]
./bin/traffic_server(_ZN7CacheVC14handleReadDoneEiP5Event+0x750)[0x6648a0]
./bin/traffic_server(_ZN19AIOCallbackInternal11io_completeEiPv+0x26)[0x66ce26]
./bin/traffic_server(_ZN7EThread13process_eventEP5Eventi+0x22f)[0x6e7c0f]
./bin/traffic_server(_ZN7EThread7executeEv+0x1aa)[0x6e810a]
./bin/traffic_server[0x6e76da]
/lib64/libpthread.so.0[0x7f4a565e52e7]
/lib64/libc.so.6(clone+0x6d)[0x32a18ce3bd]


I will try to dig deeper, but if have any ideas or suggestions I can
try those out.

Thanks
-- Pranav

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