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Index: R

RAID (Redundant Array of Inexpensive Disks), definition: 8.2. Choosing the Right Hardware
RAM (Random Access Memory): 5.11.2. Swapping Prevention
definition: 8.2. Choosing the Right Hardware
read-only scalars: 10.1.2.1. Variable unsharing caused by regular expressions
readonly pragma, scalars and: 10.1.2.1. Variable unsharing caused by regular expressions
read/write access, DBM: 19.6.2. Read/Write Access
real memory, usage: 10.1.1. Calculating Real Memory Usage
rebooting server scripts: 5.7. Preparing for Machine Reboot
Recall web site: 5.12. References
recipes
authentication mechanism emulation: A.1. Emulating the Authentication Mechanism
CGI::params and: A.8. CGI::params in the mod_perlish Way
child processes, terminating on request completion: A.13. Terminating a Child Process on Request Completion
cookie handling: A.5. Handling Cookies
cookies, sending multiple with mod_perl API: A.6. Sending Multiple Cookies with the mod_perl API
mod_rewrite in Perl: A.10. mod_rewrite in Perl
PerlHandler, setting based on MIME type: A.11. Setting PerlHandler Based on MIME Type
POST request data reuse: A.2. Reusing Data from POST Requests
POST request redirection: A.3. Redirecting POST Requests
REDIRECT responses, sending cookies: A.7. Sending Cookies in REDIRECT Responses
redirection, environment variables and: A.4. Redirecting While Maintaining Environment Variables
sending email from mod_perl: A.9. Sending Email from mod_perl
singleton database handles: A.12. Singleton Database Handles
RECNO access method, DBM: 19. DBM and mod_perl
recursion, XSLT templates and: E.5.2. Template Rules and Recursion
Red Hat Linux, libgdbm errors: 3.1.8.2. Missing or misconfigured libgdbm.so
Red Hat Package Manager (see RPM)
REDIRECT responses, cookies and: A.7. Sending Cookies in REDIRECT Responses
redirection
environment variable maintenance and: A.4. Redirecting While Maintaining Environment Variables
POST requests: A.3. Redirecting POST Requests
references, perlref manpage: 14.2.5. Passing Variables
REGEX library (Stronghold), troubleshooting core dumps: 3.6.4. Installing mod_perl with Stronghold
registry loader: Translcation of uri to filename failed, message: 22.1.4. RegistryLoader: Translation of uri [...] to filename failed
registry, scripts, preloading at server startup: 10.1.4. Preloading Registry Scripts at Server Startup
registry section configuration, mod_perl 2.0: 25.1.4. ModPerl::Registry Family
regular expressions
Apache configuration files: 4.1.3.1. <Directory directoryPath> ... </Directory>
Apache::Registry limitations and: 1.3.1. Running CGI Scripts with mod_perl
information resources: 4.12. References
optimizing: 6.5.3. Compiled Regular Expressions
repeated matching: 6.5.3.1. Matching patterns repeatedly
shared variables: 10.1.2.1. Variable unsharing caused by regular expressions
relational databases, performance and: 20.2.5. Running Two or More Relational Databases
reloading modules: B.1.1. Apache::Reload—Automatically Reload Changed Modules
REMOTE_ADDR variable: 1.1.3. Apache CGI Handling with mod_cgi
render( ): 6.12. Method Handlers: The Browse and See, Browse and View Example
reporting problems to mailing list, backtrace from core dumps: 23.1.1. Getting the Backtrace from Core Dumps
reporting problems to mod_perl mailing list: 23.1. How to Report Problems
spinning processes: 23.1.2. Spinning Processes
reports
Apache::VMonitor
multi-process and overall status: 5.10.2.2. Multi-processes and system overall status reporting mode
single-process: 5.10.2.3. Single-process extensive reporting system
server configuration: 4.8. Enabling Remote Server Configuration Reports
request filters: 25.3.2. Filter Configuration
request input filter: 25.3.3.2. Bucket brigade-based HTTP request input filter
request loop, phases: 4.2.4. Perl*Handlers
request phases, examining: 4.2.6. Investigating the Request Phases
request processing, Apache: 1.4. Apache 1.3 Request Processing Phases
request-rate speed, limiting: 5.11.6. Limiting the Request-Rate Speed (Robot Blocking)
REQUEST_METHOD variable: 1.1.3. Apache CGI Handling with mod_cgi
requests
MaxClients directive: 11.1. Setting the MaxClients Directive
number processed, performance and: 7.2. Asking the Right Questions
process speed, performance and: 7.2. Asking the Right Questions
querying start time: 13.8. time( ) System Call Versus $r->request_time
queued, configuring maximum number of: 1.2.1. Forking
serving: 4.1.3. <Directory>, <Location>, and <Files> Sections
terminating child processes on completion: A.13. Terminating a Child Process on Request Completion
requirements (see system requirements)
resource locking
critical sections: 6.9.2.1. Critical section
DBM and: 19.2. Resource Locking
resource usage issues: 3.9.5. Nonstandard mod_perl-Enabled Apache Installation
resources
Apache: 23.3.5. Apache
child processes, limiting: 5.11.3. Limiting Resources Used by Apache Child Processes
CVS: 23.3.8. CVS
DBI module: 23.3.6. DBI and SQL
MaxClients directive: 11.1. Setting the MaxClients Directive
mod_perl: 23.3.1. mod_perl
books: 23.3.1. mod_perl
performance: 23.3.9. Performance and Scalability
Perl: 23.3.3. Perl
Perl/CGI: 23.3.4. Perl/CGI
processes, limiting number serving: 5.11.5. Limiting the Number of Processes Serving the Same Resource
scalability: 23.3.9. Performance and Scalability
SQL: 23.3.6. DBI and SQL
Squid: 23.3.7. Squid
web security: 23.3.10. Web Security
response (Apache request processing): 1.4. Apache 1.3 Request Processing Phases
responses, compressing: 11.9. Response Compressing
restart, graceful, stuck processes: 22.4.3. Processes Get Stuck on Graceful Restart
restart, troubleshooting: 22.4. Shutdown and Restart
return codes, coding considerations: 6.6.3. Return Codes
reusing data, POST requests: A.2. Reusing Data from POST Requests
RewriteRule: 5.8.3.3. Disabling services with help from the frontend server
robot blocking: 5.11.6. Limiting the Request-Rate Speed (Robot Blocking)
root passwords
setuid executable: 5.6.1. Introduction to setuid Executables
setuid script: 5.6. Setuid root Startup Scripts
sample startup script: 5.6.3. Sample setuid Apache Startup Script
security issues: 5.6.2. Apache Startup Script's setuid Security
RPM
information resources: 5.12. References
mod_perl installation on multiple machines: 3.8. Installing mod_perl on Multiple Machines
runlevel 6: 5.7. Preparing for Machine Reboot
runtime processing, event tracing: 21.4. Tracing mod_perl-Specific Perl Calls
runtime, troubleshooting: 22.3. Runtime
rwrite returned -1, message: 22.3.5. rwrite returned -1


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