Watch config file for changes and reload automatically. Print internal NLog messages to the console. Default value is: false Print internal NLog messages to the console error output. Default value is: false Write internal NLog messages to the specified file. Log level threshold for internal log messages. Default value is: Info. Global log level threshold for application log messages. Messages below this level won't be logged. Throw an exception when there is an internal error. Default value is: false. Not recommend to set to true in production! Throw an exception when there is a configuration error. If not set, determined by throwExceptions. Gets or sets a value indicating whether Variables should be kept on configuration reload. Default value is: false. Write internal NLog messages to the System.Diagnostics.Trace. Default value is: false. Write timestamps for internal NLog messages. Default value is: true. Use InvariantCulture as default culture instead of CurrentCulture. Default value is: false. Perform message template parsing and formatting of LogEvent messages (true = Always, false = Never, empty = Auto Detect). Default value is: empty. Make all targets within this section asynchronous (creates additional threads but the calling thread isn't blocked by any target writes). Prefix for targets/layout renderers/filters/conditions loaded from this assembly. Load NLog extensions from the specified file (*.dll) Load NLog extensions from the specified assembly. Assembly name should be fully qualified. Filter on the name of the logger. May include wildcard characters ('*' or '?'). Comma separated list of levels that this rule matches. Minimum level that this rule matches. Maximum level that this rule matches. Level that this rule matches. Comma separated list of target names. Ignore further rules if this one matches. Enable this rule. Note: disabled rules aren't available from the API. Rule identifier to allow rule lookup with Configuration.FindRuleByName and Configuration.RemoveRuleByName. Loggers matching will be restricted to specified minimum level for following rules. Default action if none of the filters match. Name of the file to be included. You could use * wildcard. The name is relative to the name of the current config file. Ignore any errors in the include file. Variable value. Note, the 'value' attribute has precedence over this one. Variable name. Variable value. Name of the target. Action to be taken when the lazy writer thread request queue count exceeds the set limit. Limit on the number of requests in the lazy writer thread request queue. Number of log events that should be processed in a batch by the lazy writer thread. Whether to use the locking queue, instead of a lock-free concurrent queue Number of batches of P:NLog.Targets.Wrappers.AsyncTargetWrapper.BatchSize to write before yielding into P:NLog.Targets.Wrappers.AsyncTargetWrapper.TimeToSleepBetweenBatches Time in milliseconds to sleep between batches. (1 or less means trigger on new activity) Name of the target. Delay the flush until the LogEvent has been confirmed as written Condition expression. Log events who meet this condition will cause a flush on the wrapped target. Only flush when LogEvent matches condition. Ignore explicit-flush, config-reload-flush and shutdown-flush Name of the target. Number of log events to be buffered. Action to take if the buffer overflows. Timeout (in milliseconds) after which the contents of buffer will be flushed if there's no write in the specified period of time. Use -1 to disable timed flushes. Indicates whether to use sliding timeout. Name of the target. Separator for T:NLog.ScopeContext operation-states-stack. Stack separator for log4j:NDC in output from T:NLog.ScopeContext nested context. Renderer for log4j:event logger-xml-attribute (Default ${logger}) Whether to include the contents of the T:NLog.ScopeContext properties-dictionary. Whether to include log4j:NDC in output from T:NLog.ScopeContext nested context. Indicates whether to include source info (file name and line number) in the information sent over the network. Whether to include log4j:NDC in output from T:NLog.ScopeContext nested context. Option to include all properties from the log events Indicates whether to include call site (class and method name) in the information sent over the network. AppInfo field. By default it's the friendly name of the current AppDomain. Instance of T:NLog.Layouts.Log4JXmlEventLayout that is used to format log messages. Indicates whether to include NLog-specific extensions to log4j schema. Action that should be taken, when more connections than P:NLog.Targets.NetworkTarget.MaxConnections. SSL/TLS protocols. Default no SSL/TLS is used. Currently only implemented for TCP. Action that should be taken, when more pending messages than P:NLog.Targets.NetworkTarget.MaxQueueSize. Action that should be taken if the message is larger than P:NLog.Targets.NetworkTarget.MaxMessageSize Maximum queue size for a single connection. Requires P:NLog.Targets.NetworkTarget.KeepConnection = true Network address. Indicates whether to keep connection open whenever possible. The number of seconds a connection will remain idle before the first keep-alive probe is sent Size of the connection cache (number of connections which are kept alive). Requires P:NLog.Targets.NetworkTarget.KeepConnection = true Maximum simultaneous connections. Requires P:NLog.Targets.NetworkTarget.KeepConnection = false Type of compression for protocol payload. Useful for UDP where datagram max-size is 8192 bytes. Skip compression when protocol payload is below limit to reduce overhead in cpu-usage and additional headers Maximum message size in bytes. On limit breach then P:NLog.Targets.NetworkTarget.OnOverflow action is activated. Encoding to be used. End of line value if a newline is appended at the end of log message P:NLog.Targets.NetworkTarget.NewLine. Indicates whether to append newline at the end of log message. Viewer parameter name. Layout that should be use to calculate the value for the parameter. Whether an attribute with empty value should be included in the output Name of the target. Text to be rendered. Header. Footer. Indicates whether to auto-check if the console is available. - Disables console writing if Environment.UserInteractive = False (Windows Service) - Disables console writing if Console Standard Input is not available (Non-Console-App) Enables output using ANSI Color Codes The encoding for writing messages to the T:System.Console. Indicates whether to send the log messages to the standard error instead of the standard output. Indicates whether to auto-flush after M:System.Console.WriteLine Indicates whether to auto-check if the console has been redirected to file - Disables coloring logic when System.Console.IsOutputRedirected = true Indicates whether to use default row highlighting rules. Background color. Condition that must be met in order to set the specified foreground and background color. Foreground color. Background color. Compile the P:NLog.Targets.ConsoleWordHighlightingRule.Regex? This can improve the performance, but at the costs of more memory usage. If false, the Regex Cache is used. Condition that must be met before scanning the row for highlight of words Foreground color. Indicates whether to ignore case when comparing texts. Regular expression to be matched. You must specify either text or regex. Text to be matched. You must specify either text or regex. Indicates whether to match whole words only. Name of the target. Text to be rendered. Header. Footer. Indicates whether to auto-flush after M:System.Console.WriteLine Indicates whether to auto-check if the console is available - Disables console writing if Environment.UserInteractive = False (Windows Service) - Disables console writing if Console Standard Input is not available (Non-Console-App) The encoding for writing messages to the T:System.Console. Indicates whether to send the log messages to the standard error instead of the standard output. Whether to activate internal buffering to allow batch writing, instead of using M:System.Console.WriteLine Name of the target. Database user name. If the ConnectionString is not provided this value will be used to construct the "User ID=" part of the connection string. Database password. If the ConnectionString is not provided this value will be used to construct the "Password=" part of the connection string. Database name. If the ConnectionString is not provided this value will be used to construct the "Database=" part of the connection string. Name of the connection string (as specified in <connectionStrings> configuration section. Database host name. If the ConnectionString is not provided this value will be used to construct the "Server=" part of the connection string. Indicates whether to keep the database connection open between the log events. Name of the database provider. Connection string. When provided, it overrides the values specified in DBHost, DBUserName, DBPassword, DBDatabase. Connection string using for installation and uninstallation. If not provided, regular ConnectionString is being used. Configures isolated transaction batch writing. If supported by the database, then it will improve insert performance. Text of the SQL command to be run on each log level. Type of the SQL command to be run on each log level. Convert format of the property value Culture used for parsing property string-value for type-conversion Value to assign on the object-property Name for the object-property Type of the object-property Type of the command. Connection string to run the command against. If not provided, connection string from the target is used. Indicates whether to ignore failures. Command text. Database parameter name. Layout that should be use to calculate the value for the parameter. Database parameter DbType. Database parameter size. Database parameter precision. Database parameter scale. Type of the parameter. Fallback value when result value is not available Convert format of the database parameter value. Culture used for parsing parameter string-value for type-conversion Whether empty value should translate into DbNull. Requires database column to allow NULL values. Name of the target. Text to be rendered. Header. Footer. Name of the target. Text to be rendered. Header. Footer. Name of the target. Layout used to format log messages. Name of the target. Layout used to format log messages. Layout that renders event Category. Optional entry type. When not set, or when not convertible to T:System.Diagnostics.EventLogEntryType then determined by T:NLog.LogLevel Layout that renders event ID. Name of the Event Log to write to. This can be System, Application or any user-defined name. Name of the machine on which Event Log service is running. Maximum Event log size in kilobytes. Message length limit to write to the Event Log. Value to be used as the event Source. Action to take if the message is larger than the P:NLog.Targets.EventLogTarget.MaxMessageLength option. Name of the target. Indicates whether to return to the first target after any successful write. Whether to enable batching, but fallback will be handled individually Name of the target. Name of the file to write to. Text to be rendered. Header. Footer. Indicates whether the footer should be written only when the file is archived. Maximum number of archive files that should be kept. Maximum days of archive files that should be kept. Value of the file size threshold to archive old log file on startup. Indicates whether to archive old log file on startup. Indicates whether to compress archive files into the zip archive format. Name of the file to be used for an archive. Is the P:NLog.Targets.FileTarget.ArchiveFileName an absolute or relative path? Indicates whether to automatically archive log files every time the specified time passes. Value specifying the date format to use when archiving files. Size in bytes above which log files will be automatically archived. Way file archives are numbered. Indicates whether to create directories if they do not exist. Indicates whether file creation calls should be synchronized by a system global mutex. Gets or set a value indicating whether a managed file stream is forced, instead of using the native implementation. Is the P:NLog.Targets.FileTarget.FileName an absolute or relative path? File attributes (Windows only). Cleanup invalid values in a filename, e.g. slashes in a filename. If set to true, this can impact the performance of massive writes. If set to false, nothing gets written when the filename is wrong. Indicates whether to write BOM (byte order mark) in created files. Defaults to true for UTF-16 and UTF-32 Indicates whether to enable log file(s) to be deleted. Indicates whether to delete old log file on startup. File encoding. Indicates whether to replace file contents on each write instead of appending log message at the end. Line ending mode. Number of times the write is appended on the file before NLog discards the log message. Delay in milliseconds to wait before attempting to write to the file again. Maximum number of seconds before open files are flushed. Zero or negative means disabled. Maximum number of seconds that files are kept open. Zero or negative means disabled. Indicates whether concurrent writes to the log file by multiple processes on different network hosts. Log file buffer size in bytes. Indicates whether to automatically flush the file buffers after each log message. Indicates whether to keep log file open instead of opening and closing it on each logging event. Indicates whether concurrent writes to the log file by multiple processes on the same host. Whether or not this target should just discard all data that its asked to write. Mostly used for when testing NLog Stack except final write Number of files to be kept open. Setting this to a higher value may improve performance in a situation where a single File target is writing to many files (such as splitting by level or by logger). Name of the target. Condition expression. Log events who meet this condition will be forwarded to the wrapped target. Name of the target. Identifier to perform group-by Name of the target. Interval in which messages will be written up to the P:NLog.Targets.Wrappers.LimitingTargetWrapper.MessageLimit number of messages. Maximum allowed number of messages written per P:NLog.Targets.Wrappers.LimitingTargetWrapper.Interval. Name of the target. Text to be rendered. Header. Footer. Indicates whether NewLine characters in the body should be replaced with tags. Priority used for sending mails. Encoding to be used for sending e-mail. BCC email addresses separated by semicolons (e.g. john@domain.com;jane@domain.com). CC email addresses separated by semicolons (e.g. john@domain.com;jane@domain.com). Indicates whether to add new lines between log entries. Indicates whether to send message as HTML instead of plain text. Sender's email address (e.g. joe@domain.com). Mail message body (repeated for each log message send in one mail). Mail subject. Recipients' email addresses separated by semicolons (e.g. john@domain.com;jane@domain.com). Specifies how outgoing email messages will be handled. SMTP Server to be used for sending. SMTP Authentication mode. Username used to connect to SMTP server (used when SmtpAuthentication is set to "basic"). Password used to authenticate against SMTP server (used when SmtpAuthentication is set to "basic"). Indicates whether SSL (secure sockets layer) should be used when communicating with SMTP server. Port number that SMTP Server is listening on. Indicates whether the default Settings from System.Net.MailSettings should be used. Folder where applications save mail messages to be processed by the local SMTP server. Indicates the SMTP client timeout. Name of the target. Text to be rendered. Header. Footer. Max number of items to have in memory Name of the target. Class name. Method name. The method must be public and static. Use the AssemblyQualifiedName , https://msdn.microsoft.com/en-us/library/system.type.assemblyqualifiedname(v=vs.110).aspx e.g. Name of the parameter. Layout that should be use to calculate the value for the parameter. Fallback value when result value is not available Type of the parameter. Name of the target. Layout used to format log messages. SSL/TLS protocols. Default no SSL/TLS is used. Currently only implemented for TCP. Action that should be taken, when more pending messages than P:NLog.Targets.NetworkTarget.MaxQueueSize. Action that should be taken if the message is larger than P:NLog.Targets.NetworkTarget.MaxMessageSize Maximum queue size for a single connection. Requires P:NLog.Targets.NetworkTarget.KeepConnection = true Action that should be taken, when more connections than P:NLog.Targets.NetworkTarget.MaxConnections. Indicates whether to keep connection open whenever possible. The number of seconds a connection will remain idle before the first keep-alive probe is sent Size of the connection cache (number of connections which are kept alive). Requires P:NLog.Targets.NetworkTarget.KeepConnection = true Network address. Maximum simultaneous connections. Requires P:NLog.Targets.NetworkTarget.KeepConnection = false Type of compression for protocol payload. Useful for UDP where datagram max-size is 8192 bytes. Skip compression when protocol payload is below limit to reduce overhead in cpu-usage and additional headers Maximum message size in bytes. On limit breach then P:NLog.Targets.NetworkTarget.OnOverflow action is activated. Encoding to be used. End of line value if a newline is appended at the end of log message P:NLog.Targets.NetworkTarget.NewLine. Indicates whether to append newline at the end of log message. Name of the target. Separator for T:NLog.ScopeContext operation-states-stack. Stack separator for log4j:NDC in output from T:NLog.ScopeContext nested context. Renderer for log4j:event logger-xml-attribute (Default ${logger}) Whether to include the contents of the T:NLog.ScopeContext properties-dictionary. Whether to include log4j:NDC in output from T:NLog.ScopeContext nested context. Indicates whether to include source info (file name and line number) in the information sent over the network. Whether to include log4j:NDC in output from T:NLog.ScopeContext nested context. Option to include all properties from the log events Indicates whether to include call site (class and method name) in the information sent over the network. AppInfo field. By default it's the friendly name of the current AppDomain. Instance of T:NLog.Layouts.Log4JXmlEventLayout that is used to format log messages. Indicates whether to include NLog-specific extensions to log4j schema. Action that should be taken, when more connections than P:NLog.Targets.NetworkTarget.MaxConnections. SSL/TLS protocols. Default no SSL/TLS is used. Currently only implemented for TCP. Action that should be taken, when more pending messages than P:NLog.Targets.NetworkTarget.MaxQueueSize. Action that should be taken if the message is larger than P:NLog.Targets.NetworkTarget.MaxMessageSize Maximum queue size for a single connection. Requires P:NLog.Targets.NetworkTarget.KeepConnection = true Network address. Indicates whether to keep connection open whenever possible. The number of seconds a connection will remain idle before the first keep-alive probe is sent Size of the connection cache (number of connections which are kept alive). Requires P:NLog.Targets.NetworkTarget.KeepConnection = true Maximum simultaneous connections. Requires P:NLog.Targets.NetworkTarget.KeepConnection = false Type of compression for protocol payload. Useful for UDP where datagram max-size is 8192 bytes. Skip compression when protocol payload is below limit to reduce overhead in cpu-usage and additional headers Maximum message size in bytes. On limit breach then P:NLog.Targets.NetworkTarget.OnOverflow action is activated. Encoding to be used. End of line value if a newline is appended at the end of log message P:NLog.Targets.NetworkTarget.NewLine. Indicates whether to append newline at the end of log message. Name of the target. Layout used to format log messages. Indicates whether to perform layout calculation. Name of the target. Default filter to be applied when no specific rule matches. Condition to be tested. Resulting filter to be applied when the condition matches. Name of the target. Name of the target. Number of times to repeat each log message. Name of the target. Whether to enable batching, and only apply single delay when a whole batch fails Number of retries that should be attempted on the wrapped target in case of a failure. Time to wait between retries in milliseconds. Name of the target. Name of the target. Name of the target. Text to be rendered. Header. Footer. Forward F:NLog.LogLevel.Fatal to M:System.Diagnostics.Trace.Fail(System.String) (Instead of M:System.Diagnostics.Trace.TraceError(System.String)) Force use M:System.Diagnostics.Trace.WriteLine(System.String) independent of T:NLog.LogLevel Name of the target. Indicates whether to pre-authenticate the HttpWebRequest (Requires 'Authorization' in P:NLog.Targets.WebServiceTarget.Headers parameters) Value whether escaping be done according to Rfc3986 (Supports Internationalized Resource Identifiers - IRIs) Value whether escaping be done according to the old NLog style (Very non-standard) Value of the User-agent HTTP header. Web service URL. Proxy configuration when calling web service Custom proxy address, include port separated by a colon Protocol to be used when calling web service. Web service namespace. Only used with Soap. Web service method name. Only used with Soap. Should we include the BOM (Byte-order-mark) for UTF? Influences the P:NLog.Targets.WebServiceTarget.Encoding property. This will only work for UTF-8. Encoding. Name of the root XML element, if POST of XML document chosen. If so, this property must not be null. (see P:NLog.Targets.WebServiceTarget.Protocol and F:NLog.Targets.WebServiceProtocol.XmlPost). (optional) root namespace of the XML document, if POST of XML document chosen. (see P:NLog.Targets.WebServiceTarget.Protocol and F:NLog.Targets.WebServiceProtocol.XmlPost). Custom column delimiter value (valid when ColumnDelimiter is set to 'Custom'). Column delimiter. Footer layout. Header layout. Body layout (can be repeated multiple times). Quote Character. Quoting mode. Indicates whether CVS should include header. Name of the column. Layout of the column. Override of Quoting mode Option to render the empty object value {} Option to suppress the extra spaces in the output json Option to include all properties from the log event (as JSON) Indicates whether to include contents of the T:NLog.GlobalDiagnosticsContext dictionary. Whether to include the contents of the T:NLog.ScopeContext dictionary. Should forward slashes be escaped? If true, / will be converted to \/ Option to exclude null/empty properties from the log event (as JSON) List of property names to exclude when P:NLog.Layouts.JsonLayout.IncludeAllProperties is true How far should the JSON serializer follow object references before backing off Option to render the empty object value {} Option to suppress the extra spaces in the output json Name of the attribute. Layout that will be rendered as the attribute's value. Fallback value when result value is not available Whether output should be encoded as Json-String-Property, or be treated as valid json. Should forward slashes be escaped? If true, / will be converted to \/ Indicates whether to escape non-ascii characters Whether an attribute with empty value should be included in the output Result value type, for conversion of layout rendering output Footer layout. Header layout. Body layout (can be repeated multiple times). Option to include all properties from the log events Whether to include log4j:NDC in output from T:NLog.ScopeContext nested context. Whether to include log4j:NDC in output from T:NLog.ScopeContext nested context. Whether to include the contents of the T:NLog.ScopeContext properties-dictionary. AppInfo field. By default it's the friendly name of the current AppDomain. Indicates whether to include call site (class and method name) in the information sent over the network. Indicates whether to include source info (file name and line number) in the information sent over the network. Log4j:event logger-xml-attribute (Default ${logger}) Whether the log4j:throwable xml-element should be written as CDATA Layout text. Name of the root XML element Value inside the root XML element Whether to include the contents of the T:NLog.ScopeContext dictionary. Determines whether or not this attribute will be Xml encoded. List of property names to exclude when P:NLog.Layouts.XmlElementBase.IncludeAllProperties is true Whether a ElementValue with empty value should be included in the output Auto indent and create new lines How far should the XML serializer follow object references before backing off XML element name to use for rendering IList-collections items XML attribute name to use when rendering property-key When null (or empty) then key-attribute is not included XML element name to use when rendering properties XML attribute name to use when rendering property-value When null (or empty) then value-attribute is not included and value is formatted as XML-element-value Option to include all properties from the log event (as XML) Name of the attribute. Layout that will be rendered as the attribute's value. Fallback value when result value is not available Whether output should be encoded with Xml-string escaping, or be treated as valid xml-attribute-value Whether an attribute with empty value should be included in the output Result value type, for conversion of layout rendering output Name of the element Whether to include the contents of the T:NLog.ScopeContext dictionary. Value inside the element Whether output should be encoded with Xml-string escaping, or be treated as valid xml-element-value List of property names to exclude when P:NLog.Layouts.XmlElementBase.IncludeAllProperties is true Whether a ElementValue with empty value should be included in the output Auto indent and create new lines How far should the XML serializer follow object references before backing off XML element name to use for rendering IList-collections items XML attribute name to use when rendering property-key When null (or empty) then key-attribute is not included XML element name to use when rendering properties XML attribute name to use when rendering property-value When null (or empty) then value-attribute is not included and value is formatted as XML-element-value Option to include all properties from the log event (as XML) Action to be taken when filter matches. Condition expression. Action to be taken when filter matches. Indicates whether to ignore case when comparing strings. Layout to be used to filter log messages. Substring to be matched. Action to be taken when filter matches. String to compare the layout to. Indicates whether to ignore case when comparing strings. Layout to be used to filter log messages. Action to be taken when filter matches. Indicates whether to ignore case when comparing strings. Layout to be used to filter log messages. Substring to be matched. Action to be taken when filter matches. String to compare the layout to. Indicates whether to ignore case when comparing strings. Layout to be used to filter log messages. Action to be taken when filter matches. Append FilterCount to the P:NLog.LogEventInfo.Message when an event is no longer filtered Insert FilterCount value into P:NLog.LogEventInfo.Properties when an event is no longer filtered Applies the configured action to the initial logevent that starts the timeout period. Used to configure that it should ignore all events until timeout. Layout to be used to filter log messages. Max length of filter values, will truncate if above limit How long before a filter expires, and logging is accepted again Default number of unique filter values to expect, will automatically increase if needed Max number of unique filter values to expect simultaneously Default buffer size for the internal buffers