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