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1.1 ! root 1: ! 2: ! 3: ! 4: XLOAD(1) UNIX Programmer's Manual XLOAD(1) ! 5: ! 6: ! 7: ! 8: NAME ! 9: xload - X window system load average display ! 10: ! 11: SYNOPSIS ! 12: xload [ option ] ... ! 13: ! 14: DESCRIPTION ! 15: _x_l_o_a_d continuously displays the system load average under ! 16: the _X window system. _x_l_o_a_d creates a window in which the ! 17: load average is represented as a bar graph with n divisions. ! 18: Each division represents one unit of load average. The name ! 19: of the host is displayed in the upper left corner. ! 20: ! 21: _x_l_o_a_d understands the following options: ! 22: ! 23: -bd _c_o_l_o_r ! 24: Specify the border color. On monochrome displays ! 25: this option is ignored. The default color is ! 26: ``black''. ! 27: ! 28: -bg _c_o_l_o_r ! 29: Specify the background color. On monochrome ! 30: displays this option is ignored. The default color ! 31: is ``white''. ! 32: ! 33: -bw _p_i_x_e_l_s ! 34: Specify the width in pixels of the border around the ! 35: _x_l_o_a_d window. The default value is 3 pixels. ! 36: ! 37: -fg _c_o_l_o_r ! 38: Specify the graph color. On monochrome displays ! 39: this option is ignored. The default color is ! 40: ``black''. ! 41: ! 42: -fn _f_o_n_t_n_a_m_e ! 43: The hostname will be displayed in the specified font ! 44: (if none is specified, this defaults to 6x10). ! 45: ! 46: -hl _c_o_l_o_r ! 47: Specify the hostname and scale line color; the ! 48: default is to make it the same as the graph color. ! 49: ! 50: -rv Reverses the default color values (i.e., black ! 51: becomes white and white becomes black). ! 52: ! 53: -fw Forces the default color values to remain at their ! 54: predetermined settings (i.e., white is white and ! 55: black is black). ! 56: ! 57: -scale _i_n_t_e_g_e_r ! 58: Specify the minimum number of divisions on the graph ! 59: (default 1). _X_l_o_a_d is free to use more divisions if ! 60: ! 61: ! 62: ! 63: Printed 9/15/87 18 August 1985 1 ! 64: ! 65: ! 66: ! 67: ! 68: ! 69: ! 70: XLOAD(1) UNIX Programmer's Manual XLOAD(1) ! 71: ! 72: ! 73: ! 74: the load gets too high to display, but it will never ! 75: use fewer divisions than this. ! 76: ! 77: -update _s_e_c_o_n_d_s ! 78: Specify the frequency in seconds with which _x_l_o_a_d ! 79: updates its display (except if the _x_l_o_a_d window is ! 80: obscured and then exposed, immediate redisplay ! 81: occurs). The default update frequency is 5 seconds. ! 82: Specification of a frequency less than 5 seconds is ! 83: ignored and the default frequency is used instead. ! 84: ! 85: =_g_e_o_m_e_t_r_y ! 86: The load graph window is created with the specified ! 87: size and location determined by the supplied ! 88: geometry specification. See _X(_1) for a full expla- ! 89: nation. ! 90: ! 91: [_h_o_s_t]:[_d_i_s_p_l_a_y] ! 92: Normally, _x_l_o_a_d gets the host and display number to ! 93: use from the environment variable ``DISPLAY''. ! 94: Either or both can be specified with this option. ! 95: _h_o_s_t specifies which machine to create the _x_l_o_a_d ! 96: window on, and _d_i_s_p_l_a_y specifies the display number. ! 97: For example, ``mit-grape-nehi:0'' creates an _x_l_o_a_d ! 98: on display 0 on machine mit-grape-nehi. Either value ! 99: can be defaulted by omission but ``:'' is necessary ! 100: to specify one or both. ! 101: ! 102: X DEFAULTS ! 103: Foreground ! 104: Set the graph color. Ignored on monochrome ! 105: displays. ! 106: ! 107: Background ! 108: Set the background color. Ignored on monochrome ! 109: display. ! 110: ! 111: BodyFont ! 112: Set the hostname font. ! 113: ! 114: Border Set the internal border padding. ! 115: ! 116: BorderColor ! 117: Set the border color. Ignored on monochrome ! 118: displays. ! 119: ! 120: BorderWidth ! 121: Set the border width of the window. ! 122: ! 123: Highlight ! 124: Set the hostname and scale line color. Ignored on ! 125: monochrome displays. ! 126: ! 127: ! 128: ! 129: Printed 9/15/87 18 August 1985 2 ! 130: ! 131: ! 132: ! 133: ! 134: ! 135: ! 136: XLOAD(1) UNIX Programmer's Manual XLOAD(1) ! 137: ! 138: ! 139: ! 140: ReverseVideo ! 141: If ``on'', reverse the effect of the defaults ! 142: colors. Ignored on color displays. ! 143: ! 144: Scale Set the minimum scale. ! 145: ! 146: Update Set the update interval. ! 147: ! 148: ENVIRONMENT ! 149: DISPLAY - to get the default host and display number. ! 150: ! 151: SEE ALSO ! 152: X(10, xwm(1), X(8C), mem(4), select(2) ! 153: ! 154: DIAGNOSTICS ! 155: Unable to open display or create window. Unable to open ! 156: /dev/kmem. Unable to query window for dimensions. Various X ! 157: errors. ! 158: ! 159: BUGS ! 160: _x_l_o_a_d requires the ability to open and read /dev/kmem. On ! 161: most systems, this requires the suid bit set with root own- ! 162: ership or the sgid bit set and membership in the same group ! 163: as /dev/kmem. ! 164: ! 165: AUTHORS ! 166: K. Shane Hartman (MIT-LCS), Stuart A. Malone (MIT-LCS) ! 167: Host name feature added by Jim Gettys (MIT-Athena). Scale ! 168: feature added by Bob Scheifler (MIT-LCS). Automatic rescal- ! 169: ing feature added by Stuart A. Malone (MIT-LCS). Color ! 170: enhancements added by Tony Della Fera (MIT-Athena) ! 171: Copyright (c) 1985, Massachusetts Institute of Technology. ! 172: See X(1) for a complete copyright notice. ! 173: ! 174: ! 175: ! 176: ! 177: ! 178: ! 179: ! 180: ! 181: ! 182: ! 183: ! 184: ! 185: ! 186: ! 187: ! 188: ! 189: ! 190: ! 191: ! 192: ! 193: ! 194: ! 195: Printed 9/15/87 18 August 1985 3 ! 196: ! 197: ! 198:
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