[rt-users] RT Performance after Perl modules upgrade on CentOS
Edward Kovarski
edward.kovarski at groupkae.com
Tue Nov 20 19:54:50 EST 2007
Problem resolved the hard way... I've renamed /usr/lib/perl5 and then
forced a reinstall of the perl packaged and followed it via a make
fixdeps. System is back to its normal speed... This will teach me to
do a blind 'upgrade' in cpan on all modules.
On 20-Nov-07, at 3:30 PM, Edward Kovarski wrote:
>
> Has anybody notices a dramatic performance decrease with any recent
> perl cpan upgrades? I've recently upgraded the CPAN modules and RT
> has taken a significant hit - performance easily dropped by 70-80%.
>
> I haven't had a chance to look fully into it - it isn't heavily used
> currently - so I figured I'd ask if someone has perhaps run into
> it... OS is CentOS v4.5 and the logs are peppered with the
> following warnings,
>
> Use of uninitialized value in substitution (s///) at /usr/local/rt3/
> lib/RT/Interface/Web.pm line 632.
> Use of uninitialized value in pattern match (m//) at /usr/local/rt3/
> lib/RT/I18N.pm line 395.
>
> These all correspond with the day that performance dropped so I am
> looking at downgrading Encode and a few other modules,
>
> Here are my current perl modules,
> Perl v5.8.5 under linux
> Apache::Session v1.84;
> Apache::Session::Generate::MD5 v2.1;
> Apache::Session::Lock::MySQL v1.00;
> Apache::Session::MySQL v1.01;
> Apache::Session::Serialize::Storable v1.01;
> Apache::Session::Store::DBI v1.02;
> Apache::Session::Store::MySQL v1.04;
> AutoLoader v5.63;
> base v2.12;
> bytes v1.01;
> Cache::Simple::TimedExpiry v0.27;
> capitalization v0.03;
> Carp v1.03;
> CGI v3.29;
> CGI::Cookie v1.28;
> CGI::Fast v1.07;
> CGI::Util v1.5;
> Class::Container v0.12;
> Class::Data::Inheritable v0.06;
> Class::ReturnValue v0.55;
> Clone v0.28;
> constant v1.12;
> Convert::ASN1 v0.21;
> Cwd v3.25;
> Data::Dumper v2.121;
> Date::Format v2.22;
> Date::Parse v2.27;
> DBD::mysql v4.005;
> DBI v1.601;
> DBIx::SearchBuilder v1.49;
> DBIx::SearchBuilder::Union v0;
> DBIx::SearchBuilder::Unique v0.01;
> Devel::StackTrace v1.15;
> Devel::StackTraceFrame v0.6;
> Devel::Symdump v2.08;
> Digest::base v1.00;
> Digest::MD5 v2.36;
> DynaLoader v1.05;
> Encode v2.23;
> Encode::Alias v2.07;
> Encode::Config v2.04;
> Encode::Encoding v2.05;
> Encode::Guess v2.02;
> Encode::Unicode v2.05;
> Errno v1.1;
> Exception::Class v1.23;
> Exception::Class::Base v1.2;
> Exporter v5.58;
> Exporter::Heavy v5.58;
> FCGI v0.67;
> Fcntl v1.05;
> File::Basename v2.73;
> File::Glob v1.03;
> File::Path v2.03;
> File::Spec v3.25;
> File::Spec::Unix v1.5;
> File::Temp v0.18;
> FileHandle v2.01;
> HTML::Element v3.23;
> HTML::Entities v1.35;
> HTML::Formatter v2.04;
> HTML::FormatText v2.04;
> HTML::Mason v1.37;
> HTML::Mason::CGIHandler v1.00;
> HTML::Mason::Exception v1.1;
> HTML::Mason::Exception::Abort v1.1;
> HTML::Mason::Exception::Compilation v1.1;
> HTML::Mason::Exception::Compilation::IncompatibleCompiler v1.1;
> HTML::Mason::Exception::Compiler v1.1;
> HTML::Mason::Exception::Decline v1.1;
> HTML::Mason::Exception::Params v1.1;
> HTML::Mason::Exception::Syntax v1.1;
> HTML::Mason::Exception::System v1.1;
> HTML::Mason::Exception::TopLevelNotFound v1.1;
> HTML::Mason::Exception::VirtualMethod v1.1;
> HTML::Mason::Exceptions v1.43;
> HTML::Parser v3.56;
> HTML::Scrubber v0.08;
> HTML::Tagset v3.10;
> HTML::TreeBuilder v3.23;
> HTTP::Date v1.47;
> I18N::LangTags v0.35;
> I18N::LangTags::Detect v1.03;
> integer v1.00;
> IO v1.23;
> IO::File v1.14;
> IO::Handle v1.27;
> IO::InnerFile v2.110;
> IO::Lines v2.110;
> IO::ScalarArray v2.110;
> IO::Seekable v1.1;
> IO::Select v1.17;
> IO::Socket v1.30;
> IO::Socket::INET v1.31;
> IO::Socket::UNIX v1.23;
> IO::WrapTie v2.110;
> IPC::Open2 v1.01;
> IPC::Open3 v1.0106;
> lib v0.5565;
> List::Util v1.19;
> Locale::Maketext v1.12;
> Locale::Maketext::Fuzzy v0.10;
> Locale::Maketext::Lexicon v0.64;
> Locale::Maketext::Lexicon::Gettext v0.15;
> Log::Dispatch v2.20;
> Log::Dispatch::Base v1.09;
> Log::Dispatch::File v1.22;
> Log::Dispatch::Output v1.26;
> Log::Dispatch::Screen v1.17;
> Log::Dispatch::Syslog v1.18;
> Mail::Address v1.77;
> Mail::Field v1.77;
> Mail::Field::AddrList v1.77;
> Mail::Field::Date v1.77;
> Mail::Header v1.77;
> Mail::Internet v1.77;
> MIME::Base64 v3.07;
> MIME::Body v5.425;
> MIME::Decoder v5.425;
> MIME::Decoder::NBit v5.425;
> MIME::Decoder::QuotedPrint v5.425;
> MIME::Entity v5.425;
> MIME::Field::ContDisp v5.425;
> MIME::Field::ConTraEnc v5.425;
> MIME::Field::ContType v5.425;
> MIME::Field::ParamVal v5.425;
> MIME::Head v5.425;
> MIME::Parser v5.425;
> MIME::QuotedPrint v3.07;
> MIME::Tools v5.425;
> MIME::Words v5.425;
> Module::Versions::Report v1.03;
> Net::LDAP v0.34;
> Net::LDAP::ASN v0.04;
> Net::LDAP::Bind v1.02;
> Net::LDAP::Constant v0.04;
> Net::LDAP::Entry v0.23;
> Net::LDAP::Filter v0.15;
> Net::LDAP::Message v1.09;
> Net::LDAP::Search v0.11;
> Net::LDAP::Util v0.11;
> overload v1.01;
> Params::Validate v0.89;
> PerlIO v1.03;
> PerlIO::scalar v0.02;
> POSIX v1.08;
> re v0.04;
> Regexp::Common v2.120;
> Regexp::Common::delimited v2.104;
> RT v3.6.5;
> RT::Interface::Email v2;
> Scalar::Util v1.19;
> SelectSaver v1.00;
> Socket v1.77;
> Storable v2.17;
> strict v1.03;
> Symbol v1.05;
> Sys::Syslog v0.23;
> Text::Autoformat v1.13;
> Text::Quoted v2.03;
> Text::Reform v1.11;
> Text::Tabs v2007.1117;
> Text::Template v1.44;
> Text::Wrapper v1.01;
> Tie::Hash v1.01;
> Time::HiRes v1.9708;
> Time::JulianDay v2003.1125;
> Time::Local v1.18;
> Time::ParseDate v2006.0814;
> Time::Timezone v2006.0814;
> Time::Zone v2.22;
> Tree::Simple v1.18;
> UNIVERSAL v1.01;
> UNIVERSAL::require v0.11;
> URI v1.35;
> URI::Escape v3.28;
> URI::URL v5.03;
> URI::WithBase v2.19;
> utf8 v1.04;
> vars v1.01;
> warnings v1.03;
> warnings::register v1.00;
> XSLoader v0.08;
>
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