1 | <sect2>
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2 | <title>Contents</title>
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3 |
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4 | <para>
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5 | The Procps package contains the free, kill, oldps, ps, skill, snice,
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6 | sysctl, tload, top, uptime, vmstat, w and watch programs.
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7 | </para>
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8 |
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9 | </sect2>
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10 |
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11 | <sect2><title>Description</title>
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12 |
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13 | <sect3><title>free</title>
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14 |
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15 | <para>
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16 | free displays the total amount of free and used physical and swap memory
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17 | in the system, as well as the shared memory and buffers used by the kernel.
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18 | </para>
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19 |
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20 | </sect3>
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21 |
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22 | <sect3><title>kill</title>
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23 |
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24 | <para>
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25 | kills sends signals to processes.
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26 | </para>
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27 |
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28 | </sect3>
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29 |
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30 | <sect3><title>oldps and ps</title>
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31 |
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32 | <para>
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33 | ps gives a snapshot of the current processes.
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34 | </para>
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35 |
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36 | </sect3>
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37 |
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38 | <sect3><title>skill</title>
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39 |
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40 | <para>
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41 | skill sends signals to process matching a criteria.
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42 | </para>
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43 |
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44 | </sect3>
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45 |
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46 | <sect3><title>snice</title>
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47 |
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48 | <para>
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49 | snice changes the scheduling priority for process matching a criteria.
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50 | </para>
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51 |
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52 | </sect3>
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53 |
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54 | <sect3><title>sysctl</title>
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55 |
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56 | <para>
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57 | sysctl modifies kernel parameters at runtime.
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58 | </para>
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59 |
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60 | </sect3>
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61 |
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62 | <sect3><title>tload</title>
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63 |
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64 | <para>
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65 | tload prints a graph of the current system load average to the specified
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66 | tty (or the tty of the tload process if none is specified).
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67 | </para>
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68 |
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69 | </sect3>
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70 |
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71 | <sect3><title>top</title>
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72 |
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73 | <para>
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74 | top provides an ongoing look at processor activity in real time.
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75 | </para>
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76 |
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77 | </sect3>
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78 |
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79 | <sect3><title>uptime</title>
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80 |
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81 | <para>
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82 | uptime gives a one line display of the following information: the current
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83 | time, how long the system has been running, how many users are currently
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84 | logged on, and the system load averages for the past 1, 5, and 15 minutes.
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85 | </para>
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86 |
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87 | </sect3>
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88 |
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89 | <sect3><title>vmstat</title>
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90 |
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91 | <para>
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92 | vmstat reports information about processes, memory, paging, block IO,
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93 | traps, and cpu activity.
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94 | </para>
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95 |
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96 | </sect3>
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97 |
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98 | <sect3><title>w</title>
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99 |
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100 | <para>
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101 | w displays information about the users currently on the machine, and
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102 | their processes.
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103 | </para>
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104 |
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105 | </sect3>
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106 |
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107 | <sect3><title>watch</title>
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108 |
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109 | <para>
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110 | watch runs command repeatedly, displaying its output (the first screenfull).
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111 | </para>
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112 |
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113 | </sect3>
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114 |
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115 | </sect2>
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116 |
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