Zend Server User Guide > Reference > Launch Types

Launch Types

Zend Server allows you to configure the launched working environment by selecting a launch type that includes pre-defined optimized server and PHP settings. The following table specifies the difference between the three available profiles (Development, Production -Single Server, Production - Create or Join a Cluster):

Directive			Launch Type
Name		Description	Development	Production (Single Server)
zend_codetracing.buffer_size		Determines the size of the trace memory buffer	5M	1M
zend_debugger.allow_hosts		Specifies the hosts that are allowed to connect with the Zend Debugger while running a remote debug session with Zend Studio	Default	127.0.0.1
zend.monitor_generate_unique_events		Determines whether all events generated by the Zend Monitor are unique events (i.e., no aggregation)	1	0
zend_monitor.event_generate_trace_file		Determines whether an event will also trigger a code-tracing file generation	1	0
display_errors		Determines whether to display errors in HTML script output	On	Off
display_startup_errors		Determines whether to display startup errors	On	Off
track_errors		Determines whether to store last error message	On	Off
mysqlnd.collect_memory_statistics		Determines whether to enable the collection of memory usage statistics by mysqlnd	On	Off
session.bug_compat_42		Determines whether to initialize session variable in the global scope	On	Off
session.bug_compat_warn		Determines whether to initialize session variable in the global scope	On	Off
error_reporting	PHP 5.3	Determines the error reporting level	E_ALL \| E_STRICT	E_ALL & ~E_DEPRECATED
	PHP 5.4		E_ALL	E_ALL & ~E_DEPRECATED & ~E_STRICT
html_errors	PHP 5.3	Determines whether to turn off HTML tags in error messages	On	Off
	PHP 5.4		On	On

Important!

Development settings as specified in the table above, are also applied when saving Zend Server Developer edition license details.