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f4d86a89
authored
2016-08-07 22:56:47 +0200
by
Rafal Wilinski
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Plain Diff
Load Stat added
1 parent
a541985e
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2 changed files
with
34 additions
and
82 deletions
index.html
index.js
index.html
View file @
f4d86a8
...
...
@@ -63,27 +63,13 @@
</div>
<div
class=
"container"
>
<div
class=
"stats-column"
>
<h5>
Requests per second
</h5>
<h1
id=
"
rps
Stat"
>
-
</h1>
<h5>
One Minute Load Avg
</h5>
<h1
id=
"
load
Stat"
>
-
</h1>
</div>
<canvas
id=
"rpsChart"
width=
"400"
height=
"100"
></canvas>
</div>
<div
class=
"container"
>
<div
class=
"stats-column"
>
<h5>
Response Time Mean
</h5>
<h1
id=
"responseTimeStat"
>
- ms
</h1>
</div>
<canvas
id=
"responseTimeChart"
width=
"400"
height=
"100"
></canvas>
</div>
<div
class=
"container"
>
<div
class=
"stats-column"
>
<h5>
Response status codes
</h5>
<h1
id=
"statusCodeStat"
>
-
</h1>
</div>
<canvas
id=
"statusCodeChart"
width=
"400"
height=
"100"
></canvas>
<canvas
id=
"loadChart"
width=
"400"
height=
"100"
></canvas>
</div>
<div
class=
"footer"
>
<p>
Powered by
Socket.io
&
Chart.js
</p>
<p>
Made with
♥
with
Socket.io
&
Chart.js
</p>
</div>
</div>
<script>
...
...
@@ -106,28 +92,14 @@
var
memDataset
=
[{
label
:
'Memory Usage in MB'
,
data
:
[],
lineTension
:
0.
6
,
lineTension
:
0.
2
,
pointRadius
:
0
,
}];
var
responseTimeDataset
=
[{
label
:
'Mean Response time'
,
data
:
[],
lineTension
:
0.6
,
pointRadius
:
0
,
}];
var
rpsDataset
=
[{
label
:
'Requests per second'
,
data
:
[],
lineTension
:
0.6
,
pointRadius
:
0
,
}];
var
statusCodesDataset
=
[{
label
:
'Memory Usage in MB'
,
var
loadDataset
=
[{
label
:
'1 Minute Load'
,
data
:
[],
lineTension
:
0.
6
,
lineTension
:
0.
2
,
pointRadius
:
0
,
}];
...
...
@@ -155,13 +127,12 @@
var
cpuStat
=
document
.
getElementById
(
'cpuStat'
);
var
memStat
=
document
.
getElementById
(
'memStat'
);
var
responseTimeStat
=
document
.
getElementById
(
'responseTime
Stat'
);
var
rpsStat
=
document
.
getElementById
(
'rpsStat'
);
var
loadStat
=
document
.
getElementById
(
'load
Stat'
);
var
cpuChartCtx
=
document
.
getElementById
(
"cpuChart"
);
var
memChartCtx
=
document
.
getElementById
(
"memChart"
);
var
rpsChartCtx
=
document
.
getElementById
(
"rpsChart"
);
var
responseTimeChartCtx
=
document
.
getElementById
(
"responseTimeChart"
);
var
statusCodeChartCtx
=
document
.
getElementById
(
"statusCodeChart"
);
var
loadChartCtx
=
document
.
getElementById
(
"loadChart"
);
var
cpuChart
=
new
Chart
(
cpuChartCtx
,
{
type
:
'line'
,
data
:
{
...
...
@@ -180,55 +151,32 @@
options
:
defaultOptions
});
var
rpsChart
=
new
Chart
(
rpsChartCtx
,
{
type
:
'line'
,
data
:
{
labels
:
labels
,
datasets
:
responseTimeDataset
,
},
options
:
defaultOptions
});
var
responseTimeChart
=
new
Chart
(
responseTimeChartCtx
,
{
var
loadChart
=
new
Chart
(
loadChartCtx
,
{
type
:
'line'
,
data
:
{
labels
:
labels
,
datasets
:
responseTime
Dataset
,
datasets
:
load
Dataset
,
},
options
:
defaultOptions
});
var
statusCodeChart
=
new
Chart
(
statusCodeChartCtx
,
{
type
:
'line'
,
data
:
{
labels
:
labels
,
datasets
:
statusCodesDataset
,
},
options
:
defaultOptions
});
socket
.
on
(
'stats'
,
function
(
data
)
{
console
.
log
(
data
);
cpuStat
.
textContent
=
data
.
os
Stats
[
data
.
osStat
s
.
length
-
1
].
cpu
.
toFixed
(
1
)
+
'%'
;
cpuChart
.
data
.
datasets
[
0
].
data
=
data
.
os
Stats
.
map
(
function
(
point
)
{
return
point
.
cpu
;
});
cpuChart
.
data
.
labels
=
data
.
os
Stats
.
map
(
function
(
point
)
{
return
point
.
timestamp
;
});
cpuStat
.
textContent
=
data
.
os
[
data
.
o
s
.
length
-
1
].
cpu
.
toFixed
(
1
)
+
'%'
;
cpuChart
.
data
.
datasets
[
0
].
data
=
data
.
os
.
map
(
function
(
point
)
{
return
point
.
cpu
;
});
cpuChart
.
data
.
labels
=
data
.
os
.
map
(
function
(
point
)
{
return
point
.
timestamp
;
});
cpuChart
.
update
();
memStat
.
textContent
=
data
.
os
Stats
[
data
.
osStat
s
.
length
-
1
].
memory
.
toFixed
(
1
)
+
'MB'
;
memChart
.
data
.
datasets
[
0
].
data
=
data
.
os
Stats
.
map
(
function
(
point
)
{
return
point
.
memory
;
});
memChart
.
data
.
labels
=
data
.
os
Stats
.
map
(
function
(
point
)
{
return
point
.
timestamp
;
});
memStat
.
textContent
=
data
.
os
[
data
.
o
s
.
length
-
1
].
memory
.
toFixed
(
1
)
+
'MB'
;
memChart
.
data
.
datasets
[
0
].
data
=
data
.
os
.
map
(
function
(
point
)
{
return
point
.
memory
;
});
memChart
.
data
.
labels
=
data
.
os
.
map
(
function
(
point
)
{
return
point
.
timestamp
;
});
memChart
.
update
();
if
(
data
.
responses
.
length
>
0
)
{
responseTimeStat
.
textContent
=
data
.
responses
[
data
.
responses
.
length
-
1
].
mean
.
toFixed
(
1
)
+
'ms'
;
responseTimeChart
.
data
.
datasets
[
0
].
data
=
data
.
responses
.
map
(
function
(
point
)
{
return
point
.
mean
;
});
responseTimeChart
.
data
.
labels
=
data
.
responses
.
map
(
function
(
point
)
{
return
point
.
timestamp
;
});
responseTimeChart
.
update
();
}
loadStat
.
textContent
=
data
.
os
[
data
.
os
.
length
-
1
].
load
[
0
].
toFixed
(
2
);
loadChart
.
data
.
datasets
[
0
].
data
=
data
.
os
.
map
(
function
(
point
)
{
return
point
.
load
[
0
];
});
loadChart
.
data
.
labels
=
data
.
os
.
map
(
function
(
point
)
{
return
point
.
timestamp
;
});
loadChart
.
update
();
});
</script>
</body>
...
...
index.js
View file @
f4d86a8
...
...
@@ -2,6 +2,7 @@
'use strict'
;
const
path
=
require
(
'path'
);
const
os
=
require
(
'os'
);
const
onHeaders
=
require
(
'on-headers'
);
const
pidusage
=
require
(
'pidusage'
);
...
...
@@ -20,10 +21,11 @@
// Convert from B to MB
stat
.
memory
=
stat
.
memory
/
1024
/
1024
;
stat
.
load
=
os
.
loadavg
();
span
.
os
Stats
.
push
(
stat
);
if
(
span
.
osStats
.
length
>=
span
.
retention
)
span
.
osStats
.
shift
();
if
(
span
.
responses
[
0
]
&&
span
.
responses
[
0
].
timestamp
+
(
span
.
interval
*
span
.
retention
*
1000
)
<
Date
.
now
())
span
.
response
s
.
shift
();
span
.
os
.
push
(
stat
);
if
(
span
.
os
.
length
>=
span
.
retention
)
span
.
o
s
.
shift
();
sendMetrics
(
io
,
span
);
});
...
...
@@ -31,7 +33,7 @@
const
sendMetrics
=
(
io
,
span
)
=>
{
io
.
emit
(
'stats'
,
{
os
Stats
:
span
.
osStat
s
,
os
:
span
.
o
s
,
responses
:
span
.
responses
,
});
};
...
...
@@ -60,7 +62,7 @@
});
config
.
spans
.
forEach
((
span
)
=>
{
span
.
os
Stats
=
[];
span
.
os
=
[];
span
.
responses
=
[];
setInterval
(()
=>
gatherOsMetrics
(
io
,
span
),
span
.
interval
*
1000
);
});
...
...
@@ -76,9 +78,11 @@
const
category
=
Math
.
floor
(
res
.
statusCode
/
100
);
config
.
spans
.
forEach
((
span
)
=>
{
if
(
span
.
responses
[
span
.
responses
.
length
-
1
]
!==
undefined
&&
const
last
=
span
.
responses
[
span
.
responses
.
length
-
1
];
if
(
last
!==
undefined
&&
span
.
responses
[
span
.
responses
.
length
-
1
].
timestamp
/
1000
+
span
.
interval
>
Date
.
now
()
/
1000
)
{
span
.
responses
[
span
.
responses
.
length
-
1
][
category
]
++
;
span
.
responses
[
span
.
responses
.
length
-
1
].
mean
=
responseTime
;
span
.
responses
[
span
.
responses
.
length
-
1
].
count
++
;
}
else
{
span
.
responses
.
push
({
...
...
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