<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns:p="urn:schemas-microsoft-com:office:powerpoint" xmlns:a="urn:schemas-microsoft-com:office:access" xmlns:dt="uuid:C2F41010-65B3-11d1-A29F-00AA00C14882" xmlns:s="uuid:BDC6E3F0-6DA3-11d1-A2A3-00AA00C14882" xmlns:rs="urn:schemas-microsoft-com:rowset" xmlns:z="#RowsetSchema" xmlns:b="urn:schemas-microsoft-com:office:publisher" xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet" xmlns:c="urn:schemas-microsoft-com:office:component:spreadsheet" xmlns:odc="urn:schemas-microsoft-com:office:odc" xmlns:oa="urn:schemas-microsoft-com:office:activation" xmlns:html="http://www.w3.org/TR/REC-html40" xmlns:q="http://schemas.xmlsoap.org/soap/envelope/" xmlns:rtc="http://microsoft.com/officenet/conferencing" xmlns:D="DAV:" xmlns:Repl="http://schemas.microsoft.com/repl/" xmlns:mt="http://schemas.microsoft.com/sharepoint/soap/meetings/" xmlns:x2="http://schemas.microsoft.com/office/excel/2003/xml" xmlns:ppda="http://www.passport.com/NameSpace.xsd" xmlns:ois="http://schemas.microsoft.com/sharepoint/soap/ois/" xmlns:dir="http://schemas.microsoft.com/sharepoint/soap/directory/" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:dsp="http://schemas.microsoft.com/sharepoint/dsp" xmlns:udc="http://schemas.microsoft.com/data/udc" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:sub="http://schemas.microsoft.com/sharepoint/soap/2002/1/alerts/" xmlns:ec="http://www.w3.org/2001/04/xmlenc#" xmlns:sp="http://schemas.microsoft.com/sharepoint/" xmlns:sps="http://schemas.microsoft.com/sharepoint/soap/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:udcs="http://schemas.microsoft.com/data/udc/soap" xmlns:udcxf="http://schemas.microsoft.com/data/udc/xmlfile" xmlns:udcp2p="http://schemas.microsoft.com/data/udc/parttopart" xmlns:wf="http://schemas.microsoft.com/sharepoint/soap/workflow/" xmlns:dsss="http://schemas.microsoft.com/office/2006/digsig-setup" xmlns:dssi="http://schemas.microsoft.com/office/2006/digsig" xmlns:mdssi="http://schemas.openxmlformats.org/package/2006/digital-signature" xmlns:mver="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns:mrels="http://schemas.openxmlformats.org/package/2006/relationships" xmlns:spwp="http://microsoft.com/sharepoint/webpartpages" xmlns:ex12t="http://schemas.microsoft.com/exchange/services/2006/types" xmlns:ex12m="http://schemas.microsoft.com/exchange/services/2006/messages" xmlns:pptsl="http://schemas.microsoft.com/sharepoint/soap/SlideLibrary/" xmlns:spsl="http://microsoft.com/webservices/SharePointPortalServer/PublishedLinksService" xmlns:Z="urn:schemas-microsoft-com:" xmlns:st="" xmlns="http://www.w3.org/TR/REC-html40"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <meta name="Generator" content="Microsoft Word 12 (filtered medium)"> <style>  </style> </head> <body lang="EN-US" link="blue" vlink="purple"> <div class="Section1"> Hello Guys,<o:p></o:p> <o:p> </o:p> I have tried to install Nagios 3.2.0 version on Linux CentOS 5.2 and I have got a issue:<o:p></o:p> When starting, it ends with segmentation fault:<o:p></o:p> <o:p> </o:p> [root@mon bin]# ./nagios -d /usr/local/nagios_new/etc/nagios.cfg<o:p></o:p> Segmentation fault<o:p></o:p> [root@mon bin]#<o:p></o:p> <o:p> </o:p> Despite the fact that checking the config works OK:<o:p></o:p> <o:p> </o:p> [root@mon bin]# ./nagios -v /usr/local/nagios_new/etc/nagios.cfg<o:p></o:p> <o:p> </o:p> Nagios Core 3.2.0<o:p></o:p> Copyright (c) 2009 Nagios Core Development Team and Community Contributors<o:p></o:p> Copyright (c) 1999-2009 Ethan Galstad<o:p></o:p> Last Modified: 08-12-2009<o:p></o:p> License: GPL<o:p></o:p> <o:p> </o:p> Website: http://www.nagios.org<o:p></o:p> Reading configuration data...<o:p></o:p> Read main config file okay...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/objects/contactgroups.cfg'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/objects/timeperiods.cfg'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/objects/templates.cfg'...<o:p></o:p> Processing object config directory '/usr/local/nagios_new/etc/output'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/output/Cluj Application srv.cfg'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/output/Cluj Interxion srv.cfg'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/output/Cluj Network srv.cfg'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/output/Cluj VPNs.cfg'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/output/commands.cfg'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/output/Cluj ISP EuroWeb.cfg'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/output/Cluj UPS.cfg'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/output/Cluj ISP RDS.cfg'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/output/Cluj Redbus srv.cfg'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/output/Cluj London.cfg'...<o:p></o:p> Processing object config file '/usr/local/nagios_new/etc/output/sgroup.cfg'...<o:p></o:p> Read object config files okay...<o:p></o:p> <o:p> </o:p> Running pre-flight check on configuration data...<o:p></o:p> <o:p> </o:p> Checking services...<o:p></o:p> Checked 225 services.<o:p></o:p> Checking hosts...<o:p></o:p> Checked 74 hosts.<o:p></o:p> Checking host groups...<o:p></o:p> Checked 9 host groups.<o:p></o:p> Checking service groups...<o:p></o:p> Checked 0 service groups.<o:p></o:p> Checking contacts...<o:p></o:p> Checked 4 contacts.<o:p></o:p> Checking contact groups...<o:p></o:p> Checked 5 contact groups.<o:p></o:p> Checking service escalations...<o:p></o:p> Checked 450 service escalations.<o:p></o:p> Checking service dependencies...<o:p></o:p> Checked 0 service dependencies.<o:p></o:p> Checking host escalations...<o:p></o:p> Checked 148 host escalations.<o:p></o:p> Checking host dependencies...<o:p></o:p> Checked 73 host dependencies.<o:p></o:p> Checking commands...<o:p></o:p> Checked 107 commands.<o:p></o:p> Checking time periods...<o:p></o:p> Checked 4 time periods.<o:p></o:p> Checking for circular paths between hosts...<o:p></o:p> Checking for circular host and service dependencies...<o:p></o:p> Checking global event handlers...<o:p></o:p> Checking obsessive compulsive processor commands...<o:p></o:p> Checking misc settings...<o:p></o:p> <o:p> </o:p> Total Warnings: 0<o:p></o:p> Total Errors: 0<o:p></o:p> <o:p> </o:p> Things look okay - No serious problems were detected during the pre-flight check<o:p></o:p> [root@mon bin]#<o:p></o:p> <o:p> </o:p> The Nagios is compiled with embedded perl support (as I have a some plugins in Perl). No errors or warnings appeared while configuring and compiling the code. <o:p></o:p> Below is a try to find the cause:<o:p></o:p> <o:p> </o:p> [root@rmon bin]# gdb ./nagios<o:p></o:p> GNU gdb Red Hat Linux (6.5-37.el5_2.2rh)<o:p></o:p> Copyright (C) 2006 Free Software Foundation, Inc.<o:p></o:p> GDB is free software, covered by the GNU General Public License, and you are<o:p></o:p> welcome to change it and/or distribute copies of it under certain conditions.<o:p></o:p> Type "show copying" to see the conditions.<o:p></o:p> There is absolutely no warranty for GDB. Type "show warranty" for details.<o:p></o:p> This GDB was configured as "i386-redhat-linux-gnu"...(no debugging symbols found)<o:p></o:p> Using host libthread_db library "/lib/libthread_db.so.1".<o:p></o:p> <o:p> </o:p> (gdb) run -d /usr/local/nagios_new/etc/nagios.cfg<o:p></o:p> Starting program: /usr/local/nagios_new/bin/nagios -d /usr/local/nagios_new/etc/nagios.cfg<o:p></o:p> <o:p> </o:p> [1]+ Stopped gdb ./nagios<o:p></o:p> [root@rocjmon02 bin]# fg<o:p></o:p> gdb ./nagios<o:p></o:p> (no debugging symbols found)<o:p></o:p> (no debugging symbols found)<o:p></o:p> (no debugging symbols found)<o:p></o:p> (no debugging symbols found)<o:p></o:p> (no debugging symbols found)<o:p></o:p> (no debugging symbols found)<o:p></o:p> (no debugging symbols found)<o:p></o:p> (no debugging symbols found)<o:p></o:p> (no debugging symbols found)<o:p></o:p> (no debugging symbols found)<o:p></o:p> [Thread debugging using libthread_db enabled]<o:p></o:p> (no debugging symbols found)<o:p></o:p> [New Thread -1208183104 (LWP 21792)]<o:p></o:p> (no debugging symbols found)<o:p></o:p> <o:p> </o:p> Program received signal SIGSEGV, Segmentation fault.<o:p></o:p> [Switching to Thread -1208183104 (LWP 21792)]<o:p></o:p> 0x00938be1 in Perl_get_cv () from /usr/lib/perl5/5.8.8/i386-linux-thread-multi/CORE/libperl.so<o:p></o:p> (gdb) bt<o:p></o:p> #0 0x00938be1 in Perl_get_cv () from /usr/lib/perl5/5.8.8/i386-linux-thread-multi/CORE/libperl.so<o:p></o:p> #1 0x0093b036 in perl_free () from /usr/lib/perl5/5.8.8/i386-linux-thread-multi/CORE/libperl.so<o:p></o:p> #2 0x0093d5f9 in perl_parse () from /usr/lib/perl5/5.8.8/i386-linux-thread-multi/CORE/libperl.so<o:p></o:p> #3 0x080905b7 in init_embedded_perl ()<o:p></o:p> #4 0x080579f5 in main ()<o:p></o:p> (gdb)<o:p></o:p> <o:p> </o:p> It seems that this is due to perl, but I cannot figure out what exactly causes this.<o:p></o:p> <o:p></o:p> Also have tried to run Nagios in debug mode (with debug_level=-1, debug_verbosity=2) but this is all I got in nagios.debug:<o:p></o:p> <o:p> </o:p> [1258446070.459957] [001.0] [pid=23617] drop_privileges() start<o:p></o:p> [1258446070.460128] [004.0] [pid=23617] Original UID/GID: 0/0<o:p></o:p> [1258446070.471956] [004.0] [pid=23617] New UID/GID: 500/501<o:p></o:p> <o:p> </o:p> Could someone help me with this?<o:p></o:p> Or just point out what’s wrong with perl?<o:p></o:p> <o:p> </o:p> Many Thanks,<o:p></o:p> Constantin.<o:p></o:p> <o:p> </o:p> </div> <hr> The information in this email is confidential and may be legally privileged. 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