Changes between Version 3 and Version 4 of linux/jupyter

Timestamp:

2016/08/19 18:30:12 (9 years ago)

Author:

yuna

Comment:

--

linux/jupyter

@@ -90 +90 @@
 plot(x=timestamp, data=cpu,ylabel=u"%",xlabel=u"time")
 }}}
+
+== Jupyter Notebook + HighCharts
+
+Jupyter Notebook + HighChartsでリッチなチャートを表示する例です。
+
+python-highchartsをpipでインストールしておく必要があります。
+
+{{{
+import subprocess
+from subprocess import Popen,PIPE
+from datetime import datetime
+
+from highcharts import Highchart
+H = Highchart(width=640, height=400)
+
+def readSarCPU(f):
+    args = ['/bin/bash','-c', "sadf -T --  -C " + f + " |awk '{print $3,$4,$6,$7}'"]
+    p = Popen(args,stdout=PIPE,stderr=PIPE)
+    out,err = p.communicate()
+    cpu = {'%user': [], '%nice': [], '%system': [], '%iowait': [], '%steal': [], '%idle': []}
+    timestamp = []
+    x = 0
+    prev = ""
+    for l in out.decode('utf8').split('\n'):
+        if l == "":
+            break;
+        r = l.split(" ")
+
+        if prev != r[1]:
+            timestamp.append(datetime.strptime(r[0]+" "+r[1], '%Y-%m-%d %H:%M:%S'))
+            prev = r[1]
+            x = x+1
+        cpu[r[2]].append(float(r[3]))
+    return (timestamp, cpu)
+
+
+def plot(x, data, highchart, title="",xlabel="",ylabel=""): 
+
+    options = {
+        'title': {
+            'text': 'CPU Usage'
+        },
+        'subtitle': {
+            'text': 'Source: test.sar'
+        },
+        'xAxis': {
+            'type': 'datetime',
+            'minRange': 1000*len(x)
+        },
+        'yAxis': {
+            'title': {
+                'text': ylabel
+            },
+            'labels': {
+                'formatter': 'function () {\
+                                    return this.value ;\
+                                }'
+            },
+            'max': 100
+        },
+        'tooltip': {
+            'shared': True,
+            'valueSuffix': ylabel
+        },
+        'plotOptions': {
+            'area': {
+                'stacking': 'normal',
+                'lineColor': '#666666',
+                'lineWidth': 1,
+                'marker': {
+                    'lineWidth': 1,
+                    'lineColor': '#666666'
+                }
+            }
+        }
+    }
+    highchart.set_dict_options(options)
+    for k in data.keys():
+        highchart.add_data_set(data[k],'area',k,pointInterval=1000, pointStart=x[0])
+        
+timestamp, cpu = readSarCPU("test.sar")
+plot(x=timestamp, data=cpu,ylabel=u"%",xlabel=u"time",highchart=H)
+H
+}}}