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ploot-feed.1 - ploot - simple plotting tools |
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git clone git://bitreich.org/ploot git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws65d7roiv6bfj7d652fid.onion/ploot (git://bitreich.org) |
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README |
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LICENSE |
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--- |
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ploot-feed.1 (1575B) |
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1 .Dd $Mdocdate: August 08 2018$ |
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2 .Dt PLOOT-FEED 1 |
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3 .Os |
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4 . |
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5 . |
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6 .Sh NAME |
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7 . |
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8 .Nm ploot-feed |
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9 .Nd plot a continuous stream of data from standard input. |
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10 . |
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11 . |
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12 .Sh SYNOPSIS |
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13 . |
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14 .Nm ploot-feed |
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15 .Op Fl w Ar width |
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16 .Ar maxval... |
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17 . |
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18 . |
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19 .Sh DESCRIPTION |
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20 . |
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21 The |
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22 .Nm |
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23 utility plots a text chart of tsv values coming from stdin in real time. |
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24 . |
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25 .Bl -tag -width 6n |
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26 . |
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27 .It Ar width |
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28 is the width of the plot in characters. |
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29 . |
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30 .It Ar maxval |
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31 is a list of argument that specify the maximum value for each column. |
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32 If the input tsv have 5 columns in addition of the timestamp, there must |
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33 be 5 maxval arguments. |
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34 . |
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35 .El |
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36 . |
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37 .Pp |
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38 The input format is documented in the |
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39 .Xr ploot-tsv 7 |
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40 manual page. |
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41 . |
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42 . |
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43 .Sh EXIT STATUS |
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44 .Ex -std |
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45 . |
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46 . |
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47 .Sh EXAMPLES |
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48 . |
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49 .Bd -literal -offset indent |
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50 $ cat <<EOF >sample.txt |
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51 epoch free_memory process_count |
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52 1533752053 16.3 45 |
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53 1533752054 18.7 42 |
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54 1533752055 40.1 39 |
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55 1533752056 40.1 39 |
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56 EOF |
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57 $ ploot-feed -w 80 1 1 <sample.txt |
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58 .Ed |
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59 . |
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60 . |
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61 .Sh SEE ALSO |
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62 . |
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63 .Xr ploot-braille 1 , |
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64 .Xr ploot-farbfeld 1 , |
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65 .Xr ploot-text 1 , |
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66 .Xr ploot-tsv 5 |
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67 . |
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68 . |
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69 .Sh HISTORY |
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70 . |
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71 .Nm |
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72 earned its author a bitreich.org medal of misspelled program name. |
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73 . |
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74 .Pp |
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75 .Nm |
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76 is developped at |
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77 .Bl -ohang |
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78 .It |
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79 .Lk gopher://bitreich.org/1/scm/ploot/ "Bitreich project index" |
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80 .It |
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81 .Lk git://bitreich.org/1/ploot/ "Bitreich public repo" |
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82 .El |
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83 . |
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84 . |
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85 .Sh AUTHORS |
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86 . |
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87 .An Josuah Demangeon |
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88 .Aq Mt me@josuah.net |
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89 . |
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90 . |
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91 .Sh BUGS |
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92 . |
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93 .Nm |
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94 does not make any math on the input: if the timestamps are not at regular |
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95 interval, ploot will still print one output line every 4 lines read, |
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96 regardless of the time interval. |
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97 . |
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98 .Pp |
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99 However, the timestamp printed on the left is always exact. |
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