genode-ehmry/rrd/collect.sh

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#!/usr/bin/env bash
SQL_FILE=../.tup/db
RRD_FILE=.rrd
[ -e "$RRD_FILE" ] || rrdtool create "$RRD_FILE" \
--step 1h \
DS:node:GAUGE:2d:1000:1000000 \
DS:normal_link:GAUGE:2d:1000:1000000 \
DS:sticky_link:GAUGE:2d:1000:1000000 \
DS:group_link:GAUGE:2d:1000:1000000 \
DS:var:GAUGE:2d:1000:1000000 \
RRA:AVERAGE:0.5:1h:72h \
RRA:AVERAGE:0.5:1d:4y \
QUERY="select COUNT(*) from node; select COUNT(*) from normal_link; select COUNT(*) from sticky_link; select COUNT(*) from group_link; select COUNT(*) from var;"
LINES=`sqlite3 $SQL_FILE -readonly "$QUERY" `
RECORDS=`echo $LINES | tr ' ' ':' `
rrdtool update ${RRD_FILE} N:$RECORDS
rrdtool graph chart.png \
--start 1561669840 \
--logarithmic \
DEF:nodes="$RRD_FILE":node:AVERAGE LINE2:nodes#000000:nodes \
DEF:normal_link="$RRD_FILE":normal_link:AVERAGE LINE2:normal_link#0000FF:"normal links" \
DEF:sticky_link="$RRD_FILE":sticky_link:AVERAGE LINE2:sticky_link#0080FF:"sticky links" \
DEF:group_link="$RRD_FILE":group_link:AVERAGE LINE2:group_link#8000FF:"group links" \
DEF:var="$RRD_FILE":var:AVERAGE LINE2:var#FF0000:variables \