C# 클래스 dnrrdlib.rrd

Direct bindings to the RRD Library for .NET applications. Uses the PInvoke method of accessing the rrdlib.dll file.

공개 메소드들

메소드	설명
Create ( string argv ) : int	The create function of RRDtool lets you set up new Round Robin Database (RRD) files. The file is created at its final, full size and filled with UNKNOWN data.
Create ( string filename, UInt32 pdp_step, Int32 last_up, string argv ) : int	The create function of RRDtool lets you set up new Round Robin Database (RRD) files. The file is created at its final, full size and filled with UNKNOWN data.
Dump ( string argv ) : Int32	Writes the contents of an rrd file to an XML file
Dump ( string filename, string outname ) : Int32	Writes the contents of an rrd file to an XML file
Fetch ( string argv, Int32 &start, Int32 &end, UInt32 &step, UInt32 &ds_cnt, string &ds_namv, IntPtr &data ) : Int32	Returns an array of values for the period specified from a given rrd. Specify your parameters in the argv array and check the referenced parameters for values returned from the rrd
First ( string argv ) : Int32	Returns the timestamp of the first value in the rrd
First ( string filename, int rraindex ) : Int32	Returns the timestamp of the first value in the rrd given the rra index
Get_Error ( ) : string	Returns the latest error from rrdlib
Graph ( string argv ) : Int32	Generate a graph from an RRD file. Specify all the graph options in the string array as you normally would with the command line version.
Info ( string filename ) : rrd_info_t	Returns a linked list of rrd_info_t objects that describe the rrd file.
Info_Print ( rrd_info_t info ) : void	Formats and prints information in the object to the standard output
Last ( string argv ) : Int32	Returns the timestamp of the last value in the rrd
Last ( string filename, int rraindex ) : Int32	Returns the timestamp of the last value in the rrd given the rra index
Last_Update ( string filename, Int32 &ret_last_update, UInt32 &ret_ds_count, string &ret_ds_names, string &ret_last_ds ) : Int32	Finds the timestamp of the last updated value in the rrd
Random ( ) : int	Generates a random number for testing rrdlib
Resize ( string argv ) : Int32	Alters the size of an RRA and creates a new rrd in the dll's directory NOTE: The new rrd may return unexpected results if you are not very careful NOTE: This may crash in version 1.4.3
Restore ( string argv ) : Int32	Creates an rrd from an XML data dump
Tune ( string argv ) : Int32	Modify the characteristics of an rrd
Update ( string argv ) : Int32	The update function feeds new data values into an RRD. The data is time aligned (interpolated) according to the properties of the RRD to which the data is written.
Update ( string filename, string template, string argv ) : Int32	The update function feeds new data values into an RRD. The data is time aligned (interpolated) according to the properties of the RRD to which the data is written.
Update2 ( string argv ) : IntPtr	The update function feeds new data values into an RRD. The data is time aligned (interpolated) according to the properties of the RRD to which the data is written.
Version ( ) : string	Returns a string with the numeric version of the rrdlib build version
Xport ( string argv, Int32 &start, Int32 &end, UInt32 &step, UInt32 &col_cnt, string &leggend_v, IntPtr &data ) : Int32	Grabs the values from an rrd. Similar to fetch but enables merging of multiple rrds and calculations

비공개 메소드들

메소드	설명
rrd_create ( Int32 argc, string argv ) : Int32
rrd_create_r ( [ filename, UInt32 pdp_step, Int32 last_up, Int32 argc, [ argv ) : Int32
rrd_dump ( Int32 argc, string argv ) : Int32
rrd_dump_r ( string filename, string outname ) : Int32
rrd_fetch ( Int32 argc, string argv, Int32 &start, Int32 &end, UInt32 &step, UInt32 &ds_cnt, string &ds_namv, IntPtr &data ) : Int32
rrd_first ( Int32 argc, string argv ) : Int32
rrd_first_r ( string filename, Int32 rraindex ) : Int32
rrd_get_error ( ) : string
rrd_graph ( Int32 argc, string argv, string &prdata, Int32 &xsize, Int32 &ysize, double &ymin, double &ymax ) : Int32
rrd_graph_v ( Int32 argc, string argv ) : Int32
rrd_info_print ( IntPtr data ) : void
rrd_info_r ( string filename ) : IntPtr
rrd_last ( Int32 argc, string argv ) : Int32
rrd_last_r ( string filename, Int32 rraindex ) : Int32
rrd_lastupdate ( Int32 argc, string argv ) : Int32
rrd_lastupdate_r ( string filename, Int32 &ret_last_update, UInt32 &ret_ds_count, string &ret_ds_names, string &ret_last_ds ) : Int32
rrd_random ( ) : Int32
rrd_resize ( Int32 argc, string argv ) : Int32
rrd_restore ( Int32 argc, string argv ) : Int32
rrd_strversion ( ) : string
rrd_tune ( Int32 argc, string argv ) : Int32
rrd_update ( Int32 argc, string argv ) : Int32
rrd_update_r ( string filename, string template, Int32 argc, string argv ) : Int32
rrd_update_v ( Int32 argc, string argv ) : IntPtr
rrd_xport ( Int32 argc, string argv, Int32 unused, Int32 &start, Int32 &end, UInt32 &step, UInt32 &col_cnt, string &leggend_v, IntPtr &data ) : Int32

메소드 상세

Create() 공개 정적인 메소드

The create function of RRDtool lets you set up new Round Robin Database (RRD) files. The file is created at its final, full size and filled with *UNKNOWN* data.

public static Create ( string argv ) : int
argv	string	String array of command line arguments
리턴	int

Create() 공개 정적인 메소드

The create function of RRDtool lets you set up new Round Robin Database (RRD) files. The file is created at its final, full size and filled with *UNKNOWN* data.

public static Create ( string filename, UInt32 pdp_step, Int32 last_up, string argv ) : int
filename	string	A full path to the location where you want the rrd to reside
pdp_step	System.UInt32	Specifies the base interval in seconds with which data will be fed into the RRD
last_up	System.Int32	Timestamp of the last update
argv	string	String array of command line arguments
리턴	int

Dump() 공개 정적인 메소드

Writes the contents of an rrd file to an XML file

public static Dump ( string argv ) : Int32
argv	string	String array of command line arguments
리턴	System.Int32

Dump() 공개 정적인 메소드

Writes the contents of an rrd file to an XML file

public static Dump ( string filename, string outname ) : Int32
filename	string	Full path to the rrd file
outname	string	Full path to write the XML output
리턴	System.Int32

Fetch() 공개 정적인 메소드

Returns an array of values for the period specified from a given rrd. Specify your parameters in the argv array and check the referenced parameters for values returned from the rrd

public static Fetch ( string argv, Int32 &start, Int32 &end, UInt32 &step, UInt32 &ds_cnt, string &ds_namv, IntPtr &data ) : Int32
argv	string	String array of command line arguments (must include the filename)
start	System.Int32	Starting timestamp found in the rrd
end	System.Int32	Ending timestamp found in the rrd
step	System.UInt32	The rrd's step value
ds_cnt	System.UInt32	Number of data sources found
ds_namv	string	Names of data sources found
data	System.IntPtr	Values found (in double type)
리턴	System.Int32

First() 공개 정적인 메소드

Returns the timestamp of the first value in the rrd

public static First ( string argv ) : Int32
argv	string	String array of command line arguments
리턴	System.Int32

First() 공개 정적인 메소드

Returns the timestamp of the first value in the rrd given the rra index

public static First ( string filename, int rraindex ) : Int32
filename	string	Full path to the rrd file
rraindex	int	0 based index of the rra to get a value for
리턴	System.Int32

Get_Error() 공개 정적인 메소드

Returns the latest error from rrdlib

public static Get_Error ( ) : string
리턴	string

Graph() 공개 정적인 메소드

Generate a graph from an RRD file. Specify all the graph options in the string array as you normally would with the command line version.

public static Graph ( string argv ) : Int32
argv	string	String array of command line arguments
리턴	System.Int32

Info() 공개 정적인 메소드

Returns a linked list of rrd_info_t objects that describe the rrd file.

public static Info ( string filename ) : rrd_info_t
filename	string	Full path to the rrd file
리턴	rrd_info_t

Info_Print() 공개 정적인 메소드

Formats and prints information in the object to the standard output

public static Info_Print ( rrd_info_t info ) : void
info	rrd_info_t	rrd_info_t object with data to print
리턴	void

Last() 공개 정적인 메소드

Returns the timestamp of the last value in the rrd

public static Last ( string argv ) : Int32
argv	string	String array of command line arguments
리턴	System.Int32

Last() 공개 정적인 메소드

Returns the timestamp of the last value in the rrd given the rra index

public static Last ( string filename, int rraindex ) : Int32
filename	string
rraindex	int	0 based index of the rra to get a value for
리턴	System.Int32

Last_Update() 공개 정적인 메소드

Finds the timestamp of the last updated value in the rrd

public static Last_Update ( string filename, Int32 &ret_last_update, UInt32 &ret_ds_count, string &ret_ds_names, string &ret_last_ds ) : Int32
filename	string	Full path to the rrd file
ret_last_update	System.Int32	Unix timestamp of the last update
ret_ds_count	System.UInt32	Number of data sources found
ret_ds_names	string	Names of the data sources found
ret_last_ds	string	Name of the last data source found
리턴	System.Int32

Random() 공개 정적인 메소드

Generates a random number for testing rrdlib

public static Random ( ) : int
리턴	int

Resize() 공개 정적인 메소드

Alters the size of an RRA and creates a new rrd in the dll's directory NOTE: The new rrd may return unexpected results if you are not very careful NOTE: This may crash in version 1.4.3

public static Resize ( string argv ) : Int32
argv	string	String array of command line arguments
리턴	System.Int32

Restore() 공개 정적인 메소드

Creates an rrd from an XML data dump

public static Restore ( string argv ) : Int32
argv	string	String array of command line arguments
리턴	System.Int32

Tune() 공개 정적인 메소드

Modify the characteristics of an rrd

public static Tune ( string argv ) : Int32
argv	string	String array of command line arguments
리턴	System.Int32

Update() 공개 정적인 메소드

The update function feeds new data values into an RRD. The data is time aligned (interpolated) according to the properties of the RRD to which the data is written.

public static Update ( string argv ) : Int32
argv	string	String array of command line arguments
리턴	System.Int32

Update() 공개 정적인 메소드

The update function feeds new data values into an RRD. The data is time aligned (interpolated) according to the properties of the RRD to which the data is written.

public static Update ( string filename, string template, string argv ) : Int32
filename	string	Full path to the rrd to update
template	string	List of data sources to update and in which order
argv	string	String array of command line arguments
리턴	System.Int32

Update2() 공개 정적인 메소드

The update function feeds new data values into an RRD. The data is time aligned (interpolated) according to the properties of the RRD to which the data is written.

public static Update2 ( string argv ) : IntPtr
argv	string	String array of command line arguments
리턴	System.IntPtr

Version() 공개 정적인 메소드

Returns a string with the numeric version of the rrdlib build version

public static Version ( ) : string
리턴	string

Xport() 공개 정적인 메소드

Grabs the values from an rrd. Similar to fetch but enables merging of multiple rrds and calculations

public static Xport ( string argv, Int32 &start, Int32 &end, UInt32 &step, UInt32 &col_cnt, string &leggend_v, IntPtr &data ) : Int32
argv	string	String array of command line arguments
start	System.Int32	Starting timestamp found in the rrd
end	System.Int32	Ending timestamp found in the rrd
step	System.UInt32	Step size found in the rrd
col_cnt	System.UInt32	Number of data sources found in the rrd
leggend_v	string	Add a legend
data	System.IntPtr	Values from the rrd as double type
리턴	System.Int32