* Re: [Cake] Flent - EF & CS5 classes
2015-11-05 12:55 ` Sebastian Moeller
@ 2015-11-05 13:56 ` Kevin Darbyshire-Bryant
0 siblings, 0 replies; 3+ messages in thread
From: Kevin Darbyshire-Bryant @ 2015-11-05 13:56 UTC (permalink / raw)
To: Sebastian Moeller; +Cc: cake
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On 05/11/15 12:55, Sebastian Moeller wrote:
> Hi Kevin,
>
> On Nov 5, 2015, at 13:50 , Kevin Darbyshire-Bryant <kevin@darbyshire-bryant.me.uk> wrote:
>
>> Afternoon list :-)
>>
>> I've just been playing a little with 'flent' and noticed that the
>> default 'rrul' test maybe doesn't exercise cake's tin segments as much
>> as it could. Flent graphs EF & CS5 traffic but in both diffserv4 &
>> diffserv8 cake puts that traffic into the same tin. With a diffserv4
>> config, flent rrul tests tins 0,1 & 3 (Bk, be & voice) but nothing gets
>> put in tin 2 ('streaming video')
>>
>> What am I doing wrong? :-) Again!
> I believe nothing; I always considered this to be on purpose to have one shared tier (but I note that simple.qos only has three tiers to begin with ;)). Maybe it is time for rrul8 spawning one stream per CS? Then we would see how the different classes behave as well as the effect of coinhibitation of a band by multiple flows…
>
> Best Regards
> Sebastian
>
Ok, well I fiddled around and messed about which is the sort of thing I
do and modified the existing rrul to exercise cake diffserv4 tins.
Attached :-)
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## -*- mode: python; coding: utf-8 -*-
## rrul test specification
include("netperf_definitions.inc")
DESCRIPTION="Realtime Response Under Load 4-way cake split-tin bake"
DEFAULTS={'PLOT': "all_scaled"}
DATA_SETS = o([
('TCP upload BE',
{'command': find_netperf("TCP_STREAM", LENGTH, HOST, marking="CS0,CS0"),
'delay': DELAY,
'units': 'Mbits/s',
'runner': 'netperf_demo',}),
('TCP upload BK',
{'command': find_netperf("TCP_STREAM", LENGTH, HOST, marking="CS1,CS1"),
'delay': DELAY,
'units': 'Mbits/s',
'runner': 'netperf_demo',}),
('TCP upload CS3',
{'command': find_netperf("TCP_STREAM", LENGTH, HOST, marking="CS3,CS3"),
'delay': DELAY,
'units': 'Mbits/s',
'runner': 'netperf_demo',}),
('TCP upload EF',
{'command': find_netperf("TCP_STREAM", LENGTH, HOST, marking="EF,EF"),
'delay': DELAY,
'units': 'Mbits/s',
'runner': 'netperf_demo',}),
('TCP upload avg',
{'apply_to': [glob("TCP upload*", exclude=["TCP upload sum"])],
'units': 'Mbits/s',
'runner': 'average',}),
('TCP upload sum',
{'apply_to': [glob("TCP upload*", exclude=["TCP upload avg"])],
'units': 'Mbits/s',
'runner': 'sum',}),
('TCP download BE',
{'command': find_netperf("TCP_MAERTS", LENGTH, HOST, marking="CS0,CS0"),
'delay': DELAY,
'units': 'Mbits/s',
'runner': 'netperf_demo',}),
('TCP download BK',
{'command': find_netperf("TCP_MAERTS", LENGTH, HOST, marking="CS1,CS1"),
'delay': DELAY,
'units': 'Mbits/s',
'runner': 'netperf_demo',}),
('TCP download CS3',
{'command': find_netperf("TCP_MAERTS", LENGTH, HOST, marking="CS3,CS3"),
'delay': DELAY,
'units': 'Mbits/s',
'runner': 'netperf_demo',}),
('TCP download EF',
{'command': find_netperf("TCP_MAERTS", LENGTH, HOST, marking="EF,EF"),
'delay': DELAY,
'units': 'Mbits/s',
'runner': 'netperf_demo',}),
('TCP download avg',
{'apply_to': [glob("TCP download*", exclude=["TCP download sum"])],
'units': 'Mbits/s',
'runner': 'average',}),
('TCP download sum',
{'apply_to': [glob("TCP download*", exclude=["TCP download avg"])],
'units': 'Mbits/s',
'runner': 'sum',}),
('TCP totals',
{'apply_to': [glob("TCP*", exclude=["TCP download avg", "TCP download sum", "TCP upload avg", "TCP upload sum"])],
'units': 'Mbits/s',
'runner': 'sum',}),
('Ping (ms) UDP EF',
{'command': find_netperf("UDP_RR", TOTAL_LENGTH, HOST, marking="EF,EF"),
'data_transform': 'rr_to_ms',
'units': 'ms',
'runner': 'netperf_demo',}),
('Ping (ms) UDP BK',
{'command': find_netperf("UDP_RR", TOTAL_LENGTH, HOST, marking="CS1,CS1"),
'data_transform': 'rr_to_ms',
'units': 'ms',
'runner': 'netperf_demo',}),
('Ping (ms) UDP BE',
{'command': find_netperf("UDP_RR", TOTAL_LENGTH, HOST),
'data_transform': 'rr_to_ms',
'units': 'ms',
'runner': 'netperf_demo',}),
('Ping (ms) ICMP',
{'command': find_ping(IP_VERSION, STEP_SIZE, TOTAL_LENGTH, HOST),
'units': 'ms',
'runner': 'ping',}),
('Ping (ms) avg',
{'apply_to': [glob("Ping (ms)*")],
'units': 'ms',
'runner': 'average',}),
])
PLOTS = o([
('download',
{'description': 'Download bandwidth plot',
'type': 'timeseries',
'legend_title': 'TCP download',
'series': [{'data': 'TCP download BE',
'label': 'BE'},
{'data': 'TCP download BK',
'label': 'BK'},
{'data': 'TCP download CS3',
'label': 'CS3'},
{'data': 'TCP download EF',
'label': 'EF'},
{'data': 'TCP download avg',
'label': 'Avg',
'smoothing': 10,
'color': 'black',
'linewidth': 2}]}),
('download_scaled',
{'description': 'Download bandwidth w/axes scaled to remove outliers',
'parent': 'download',
'scaling': (5,95)}),
('upload',
{'description': 'Upload bandwidth plot',
'type': 'timeseries',
'legend_title': 'TCP upload',
'series': [{'data': 'TCP upload BE',
'label': 'BE'},
{'data': 'TCP upload BK',
'label': 'BK'},
{'data': 'TCP upload CS3',
'label': 'CS3'},
{'data': 'TCP upload EF',
'label': 'EF'},
{'data': 'TCP upload avg',
'label': 'Avg',
'smoothing': 10,
'color': 'black',
'linewidth': 2}]}),
('upload_scaled',
{'description': 'Upload bandwidth w/axes scaled to remove outliers',
'parent': 'upload',
'scaling': (5,95)}),
('ping',
{'description': 'Ping plot',
'type': 'timeseries',
'legend_title': 'Ping (ms)',
'axis_labels': ['Latency (ms)'],
'series': [
{'data': 'Ping (ms) UDP BE',
'label': 'UDP BE'},
{'data': 'Ping (ms) UDP BK',
'label': 'UDP BK'},
{'data': 'Ping (ms) ICMP',
'label': 'ICMP'},
{'data': 'Ping (ms) UDP EF',
'label': 'UDP EF'},
{'data': 'Ping (ms) avg',
'label': 'Avg',
'smoothing': 10,
'color': 'black',
'linewidth': 2}]}),
('ping_scaled',
{'description': 'Ping w/axes scaled to remove outliers',
'parent': 'ping',
'scaling': (5,95)}),
('ping_cdf',
{'description': 'Ping CDF plot',
'type': 'cdf',
'axis_labels': ['Latency (ms)'],
'parent': 'ping',
'cutoff': (DELAY,DELAY)}),
('icmp_cdf',
{'description': 'ICMP CDF plot',
'type': 'cdf',
'axis_labels': ['Latency (ms)'],
'series': [{'data': 'Ping (ms) ICMP',
'label': 'Ping (ms)'},
],
'cutoff': (DELAY,DELAY)}),
('totals_bandwidth',
{'description': 'Total bandwidth',
'type': 'timeseries',
'series': [{'data': 'TCP download sum',
'label': 'Download',
'smoothing': 10},
{'data': 'TCP upload sum',
'label': 'Upload',
'smoothing': 10}]}),
('totals',
{'description': 'Total bandwidth and average ping plot',
'type': 'timeseries',
'dual_axes': True,
'axis_labels': [None, 'Latency (ms)'],
'series': [{'data': 'TCP download sum',
'label': 'Download',
'smoothing': 10},
{'data': 'TCP upload sum',
'label': 'Upload',
'smoothing': 10},
{'data': 'Ping (ms) avg',
'label': 'Ping (ms)',
'smoothing': 10,
'color': 'red',
'axis': 2}]}),
('totals_scaled',
{'description': 'Total bandwidth and average ping plot (scaled)',
'parent': 'totals',
'scaling': (5,95)}),
('all_scaled',
{'description': 'Download, upload, ping (scaled versions)',
'type': 'meta',
'subplots': ('download_scaled', 'upload_scaled', 'ping_scaled')}),
('all',
{'description': 'Download, upload, ping (unscaled versions)',
'type': 'meta',
'subplots': ('download', 'upload', 'ping')}),
('box_download',
{'description': 'Download bandwidth box plot',
'parent': 'download',
'type': 'box'}),
('box_upload',
{'description': 'Upload bandwidth box plot',
'parent': 'upload',
'type': 'box'}),
('box_ping',
{'description': 'Ping box plot',
'parent': 'ping',
'type': 'box'}),
('box_totals',
{'description': 'Box plot of totals',
'parent': 'totals',
'type': 'box',}),
('icmp_combine',
{'description': 'Combined ICMP ping plot',
'parent': 'icmp_cdf',
'type': 'timeseries_combine',
'group_by': 'groups_points',
'cutoff': None}),
('box_combine',
{'description': 'Box plot of averages of several data files.',
'type': 'box_combine',
'dual_axes': True,
'axis_labels': ['Mean TCP goodput (Mbit/s)', 'Mean induced latency (ms)'],
'cutoff': (DELAY,DELAY),
'series': [{'data': 'TCP download sum',
'label': 'Download',
'combine_mode': 'meta:MEAN_VALUE'},
{'data': 'TCP upload sum',
'label': 'Upload',
'combine_mode': 'meta:MEAN_VALUE'},
{'data': 'Ping (ms) avg',
'label': 'Induced latency (ms)',
'combine_mode': 'mean_span',
'axis': 2}]}),
('qq_icmp',
{'description': 'Q-Q plot of ICMP pings',
'type': 'qq',
'series': [{'data': 'Ping (ms) ICMP',
'label': 'Latency (ms)'},
]}),
('qq_download',
{'description': 'Q-Q plot of total download bandwidth',
'type': 'qq',
'series': [{'data': 'TCP download sum',
'label': 'Download (Mbps)'},
]}),
('qq_upload',
{'description': 'Q-Q plot of total upload bandwidth',
'type': 'qq',
'series': [{'data': 'TCP upload sum',
'label': 'Upload (Mbps)'},
]}),
('ellipsis',
{'description': 'Ellipsis plot',
'type': 'ellipsis',
'series': [{'data': 'Ping (ms) avg',
'label': 'Latency (avg)'},
{'data': 'TCP upload sum',
'label': 'Upload (Mbps)'}
]}),
('ellipsis_down',
{'description': 'Ellipsis plot',
'type': 'ellipsis',
'series': [{'data': 'Ping (ms) avg',
'label': 'Latency (avg)'},
{'data': 'TCP download sum',
'label': 'Download (Mbps)'},
]}),
('ellipsis_sum',
{'description': 'Ellipsis plot',
'type': 'ellipsis',
'series': [{'data': 'Ping (ms) avg',
'label': 'Latency (avg)'},
{'data': 'TCP totals',
'label': 'Throughput (Mbps)'}
]}),
])
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