https://ultibo.org/mediawiki_ultibo_org/index.php?action=history&feed=atom&title=Environment_VariablesEnvironment Variables - Revision history2026-04-15T02:51:46ZRevision history for this page on the wikiMediaWiki 1.26.1https://ultibo.org/mediawiki_ultibo_org/index.php?title=Environment_Variables&diff=185&oldid=prevUltibo: Created page with "Many units in Ultibo core allow passing command line parameters to modify their behavior during boot. These parameters become environment variables during startup and are chec..."2016-01-28T03:59:09Z<p>Created page with "Many units in Ultibo core allow passing command line parameters to modify their behavior during boot. These parameters become environment variables during startup and are chec..."</p>
<p><b>New page</b></p><div>Many units in Ultibo core allow passing command line parameters to modify their behavior during boot. These parameters become environment variables during startup and are checked during the initialization of the particular unit.<br />
<br />
The parameters refer to either global variables defined in the [[Unit_GlobalConfig|GlobalConfig]] unit or to variables defined locally, not all are currently implemented, the ones that have been are documented below.<br />
<br />
=== Filesystem parameters ===<br />
----<br />
<br />
* FILESYS_REGISTER_LOGGING<br />
* FILESYS_LOGGING_DEFAULT<br />
* FILESYS_LOGGING_FILE<br />
* FILESYS_LOGGING_MAXSIZE<br />
* FILESYS_LOGGING_MAXCOPIES<br />
<br />
=== Logging parameters ===<br />
----<br />
<br />
* CONSOLE_REGISTER_LOGGING<br />
* CONSOLE_LOGGING_DEFAULT<br />
* CONSOLE_LOGGING_POSITION<br />
<br />
=== Network parameters ===<br />
----<br />
<br />
* HOST_NAME<br />
* HOST_DOMAIN<br />
<br />
=== Platform parameters ===<br />
----<br />
<br />
* TIMER_THREAD_COUNT<br />
<br />
: Determines how many timer threads are created during startup to service registered timer events.<br />
<br />
: Example: <code>TIMER_THREAD_COUNT=8</code><br />
<br />
* WORKER_THREAD_COUNT<br />
<br />
: Determines how many worker threads are created during startup to service registered worker events or timer events marked with the worker flag.<br />
<br />
: Example: <code>WORKER_THREAD_COUNT=15</code><br />
<br />
=== Services parameters ===<br />
----<br />
<br />
* NTP_SERVER_DEFAULT<br />
* NTP_PORT_DEFAULT<br />
* NTP_POLLING_INTERVAL<br />
* NTP_POLLING_TIMEOUT<br />
* NTP_POLLING_RETRIES<br />
* NTP_RETRY_TIMEOUT<br />
* NTP_AUTOSTART<br />
<br />
* SYSLOG_BOUND_PORT<br />
* SYSLOG_SERVER_DEFAULT<br />
* SYSLOG_PORT_DEFAULT<br />
* SYSLOG_PROTOCOL_DEFAULT<br />
* SYSLOG_OCTET_COUNTING<br />
* SYSLOG_REGISTER_LOGGING<br />
* SYSLOG_LOGGING_DEFAULT<br />
* SYSLOG_AUTOSTART<br />
<br />
=== Timezone parameters ===<br />
----<br />
<br />
* TIMEZONE_DEFAULT_NAME<br />
<br />
=== Shell Update parameters ===<br />
----<br />
<br />
* SHELL_UPDATE_HTTP_SERVER<br />
* SHELL_UPDATE_HTTP_PATH<br />
* SHELL_UPDATE_LOCAL_PATH<br />
* SHELL_UPDATE_KERNEL_IMAGE<br />
* SHELL_UPDATE_KERNEL_CONFIG<br />
* SHELL_UPDATE_KERNEL_COMMAND<br />
<br />
=== Web Status parameters ===<br />
----<br />
<br />
* WEBSTATUS_HEAP_FREE_COUNT<br />
* WEBSTATUS_HEAP_USED_COUNT</div>Ultibo