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From Susan Hinrichs <shinr...@network-geographics.com>
Subject Re: SSL results in segmentation fault
Date Tue, 30 Sep 2014 13:54:34 GMT
Matt,

Is there a basic stack trace in traffic.out?   What is your SSL 
configuration?  Do you have certs set up in ssl_multicert.config? Or are 
you doing a blind tunnel on the SSL traffic?

Susan

On 9/30/2014 2:14 AM, Matthieu Bienvenüe wrote:
> Hello !
>
> I'm configuring ATS as a reverse proxy and I need SSL support.
>
> ATS runs on OpenVZ on Debian. It's the version 5.0.1 installed from 
> backport packages.
>
> ATS works fine, SSL too. But after a while SSL makes ATS crash.
>
> In manager.log I found that there is a segmentation fault:
>
> [Sep 29 16:08:33.020] Manager {0xb6fb76d0} ERROR: 
> [LocalManager::pollMgmtProcessServer] Server Process terminated due to 
> Sig 11: Segmentation fault
> [Sep 29 16:08:33.021] Manager {0xb6fb76d0} ERROR: 
> [Alarms::signalAlarm] Server Process was reset
> [Sep 29 16:08:34.041] Manager {0xb6fb76d0} NOTE: 
> [LocalManager::startProxy] Launching ts process
> [Sep 29 16:08:34.049] Manager {0xb6fb76d0} NOTE: 
> [LocalManager::pollMgmtProcessServer] New process connecting fd '16'
> [Sep 29 16:08:34.049] Manager {0xb6fb76d0} NOTE: [Alarms::signalAlarm] 
> Server Process born
>
> Here is a dump of the syslog when crashing:
>
> Sep 30 07:05:09 ats traffic_manager[5471]: {0xb704d6d0} FATAL: 
> [LocalManager::pollMgmtProcessServer] Error in read (errno: 104)
> Sep 30 07:05:09 ats traffic_manager[5471]: {0xb704d6d0} ERROR: 
> [LocalManager::sendMgmtMsgToProcesses] Error writing message
> Sep 30 07:05:09 ats traffic_manager[5471]: {0xb704d6d0} ERROR: (last 
> system error 32: Broken pipe)
> Sep 30 07:05:09 ats traffic_cop[23694]: cop received child status 
> signal [5471 256]
> Sep 30 07:05:09 ats traffic_cop[23694]: traffic_manager not running, 
> making sure traffic_server is dead
> Sep 30 07:05:09 ats traffic_cop[23694]: spawning traffic_manager
> Sep 30 07:05:09 ats traffic_manager[6938]: NOTE: --- Manager Starting ---
> Sep 30 07:05:09 ats traffic_manager[6938]: NOTE: Manager Version: 
> Apache Traffic Server - traffic_manager - 5.0.1 - (build # 7259 on Aug 
> 25 2014 at 09:26:11)
> Sep 30 07:05:09 ats traffic_manager[6938]: NOTE: Unable to set 
> RLIMIT_NOFILE(7):cur(1475961),max(1475961)
> Sep 30 07:05:09 ats traffic_manager[6938]: NOTE: 
> RLIMIT_NOFILE(7):cur(30000),max(30000)
> Sep 30 07:05:09 ats traffic_manager[6938]: ERROR ==> [runAsUser] 
> Error: Failed to restore capabilities after switch to user trafficserver.
> Sep 30 07:05:11 ats traffic_server[6946]: NOTE: --- traffic_server 
> Starting ---
> Sep 30 07:05:11 ats traffic_server[6946]: NOTE: traffic_server 
> Version: Apache Traffic Server - traffic_server - 5.0.1 - (build # 
> 7259 on Aug 25 2014 at 09:27:18)
> Sep 30 07:05:11 ats traffic_server[6946]: NOTE: Unable to set 
> RLIMIT_NOFILE(7):cur(-611778560),max(-611778560)
> Sep 30 07:05:13 ats traffic_manager[6938]: {0xb708b6d0} ERROR: 
> [LocalManager::pollMgmtProcessServer] Server Process terminated due to 
> Sig 11: Segmentation fault
> Sep 30 07:05:13 ats traffic_manager[6938]: {0xb708b6d0} ERROR: 
> [Alarms::signalAlarm] Server Process was reset
>
>
> Any idea where to look for to solve this problem ?
>
> Thanks a lot !
>
> Matt


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