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iperf er et fint program. Trenger to maskiner du kan teste mellom.

Har du noen kommando-forslag? :p

 

b-real@ubuntu:~$ iperf -c 10.0.0.116 -p 1 -i 1 -p 5001 -f -m -t 100

 

------------------------------------------------------------

[Client connecting to 10.0.0.116, TCP port 5001

TCP window size: 131 Kbit (default)

------------------------------------------------------------

[ 3] local 10.0.0.58 port 45013 connected with 10.0.0.116 port 5001

[[ ID] Interval Transfer Bandwidth

[ 3] 0.0- 1.0 sec 7.34 Mbits 7.34 Mbits/sec

[ 3] 1.0- 2.0 sec 14.7 Mbits 14.7 Mbits/sec

[ 3] 2.0- 3.0 sec 15.7 Mbits 15.7 Mbits/sec

[ 3] 3.0- 4.0 sec 23.1 Mbits 23.1 Mbits/sec

[ 3] 4.0- 5.0 sec 26.2 Mbits 26.2 Mbits/sec

[ 3] 5.0- 6.0 sec 25.2 Mbits 25.2 Mbits/sec

[ 3] 6.0- 7.0 sec 30.4 Mbits 30.4 Mbits/sec

[ 3] 7.0- 8.0 sec 29.4 Mbits 29.4 Mbits/sec

[ 3] 8.0- 9.0 sec 30.4 Mbits 30.4 Mbits/sec

[ 3] 9.0-10.0 sec 29.4 Mbits 29.4 Mbits/sec

[ 3] 10.0-11.0 sec 30.4 Mbits 30.4 Mbits/sec

[ 3] 11.0-12.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 12.0-13.0 sec 40.9 Mbits 40.9 Mbits/sec

[ 3] 13.0-14.0 sec 30.4 Mbits 30.4 Mbits/sec

[ 3] 14.0-15.0 sec 39.8 Mbits 39.8 Mbits/sec

[ 3] 15.0-16.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 16.0-17.0 sec 40.9 Mbits 40.9 Mbits/sec

[ 3] 17.0-18.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 18.0-19.0 sec 40.9 Mbits 40.9 Mbits/sec

[ 3] 19.0-20.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 20.0-21.0 sec 39.8 Mbits 39.8 Mbits/sec

[ 3] 21.0-22.0 sec 26.2 Mbits 26.2 Mbits/sec

[ 3] 22.0-23.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 23.0-24.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 24.0-25.0 sec 28.3 Mbits 28.3 Mbits/sec

[ 3] 25.0-26.0 sec 48.2 Mbits 48.2 Mbits/sec

[ 3] 26.0-27.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 27.0-28.0 sec 40.9 Mbits 40.9 Mbits/sec

[ 3] 28.0-29.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 29.0-30.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 30.0-31.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 31.0-32.0 sec 40.9 Mbits 40.9 Mbits/sec

[ 3] 32.0-33.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 33.0-34.0 sec 39.8 Mbits 39.8 Mbits/sec

[ 3] 34.0-35.0 sec 40.9 Mbits 40.9 Mbits/sec

[ 3] 35.0-36.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 36.0-37.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 37.0-38.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 38.0-39.0 sec 40.9 Mbits 40.9 Mbits/sec

[ 3] 39.0-40.0 sec 33.6 Mbits 33.6 Mbits/sec

[ 3] 40.0-41.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 41.0-42.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 42.0-43.0 sec 40.9 Mbits 40.9 Mbits/sec

[ 3] 43.0-44.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 44.0-45.0 sec 40.9 Mbits 40.9 Mbits/sec

[ 3] 45.0-46.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 46.0-47.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 47.0-48.0 sec 40.9 Mbits 40.9 Mbits/sec

[ 3] 48.0-49.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 49.0-50.0 sec 40.9 Mbits 40.9 Mbits/sec

[ 3] 50.0-51.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 51.0-52.0 sec 23.1 Mbits 23.1 Mbits/sec

[ 3] 52.0-53.0 sec 28.3 Mbits 28.3 Mbits/sec

[ 3] 53.0-54.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 54.0-55.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 55.0-56.0 sec 15.7 Mbits 15.7 Mbits/sec

[ 3] 56.0-57.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 57.0-58.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 58.0-59.0 sec 40.9 Mbits 40.9 Mbits/sec

[ 3] 59.0-60.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 60.0-61.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 61.0-62.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 62.0-63.0 sec 15.7 Mbits 15.7 Mbits/sec

[ 3] 63.0-64.0 sec 15.7 Mbits 15.7 Mbits/sec

[ 3] 64.0-65.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 65.0-66.0 sec 35.7 Mbits 35.7 Mbits/sec

[ 3] 66.0-67.0 sec 39.8 Mbits 39.8 Mbits/sec

[ 3] 67.0-68.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 68.0-69.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 69.0-70.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 70.0-71.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 71.0-72.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 72.0-73.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 73.0-74.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 74.0-75.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 75.0-76.0 sec 15.7 Mbits 15.7 Mbits/sec

[ 3] 76.0-77.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 77.0-78.0 sec 37.7 Mbits 37.7 Mbits/sec

[ 3] 78.0-79.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 79.0-80.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 80.0-81.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 81.0-82.0 sec 33.6 Mbits 33.6 Mbits/sec

[ 3] 82.0-83.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 83.0-84.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 84.0-85.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 85.0-86.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 86.0-87.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 87.0-88.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 88.0-89.0 sec 33.6 Mbits 33.6 Mbits/sec

[ 3] 89.0-90.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 90.0-91.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 91.0-92.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 92.0-93.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 93.0-94.0 sec 25.2 Mbits 25.2 Mbits/sec

[ 3] 94.0-95.0 sec 31.5 Mbits 31.5 Mbits/sec

[ 3] 95.0-96.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 96.0-97.0 sec 32.5 Mbits 32.5 Mbits/sec

[ 3] 97.0-98.0 sec 15.7 Mbits 15.7 Mbits/sec

[ 3] 98.0-99.0 sec 24.1 Mbits 24.1 Mbits/sec

[ 3] 99.0-100.0 sec 15.7 Mbits 15.7 Mbits/sec

[ 3] 0.0-100.3 sec 3.03 Gbits 30.3 Mbits/sec

[code]

 

 

b-real@ubuntu:~$ netstat -s

 

[code]Ip:

263489 total packets received

3 with invalid addresses

0 forwarded

0 incoming packets discarded

263451 incoming packets delivered

711423 requests sent out

4 outgoing packets dropped

102 dropped because of missing route

Icmp:

17 ICMP messages received

0 input ICMP message failed.

ICMP input histogram:

destination unreachable: 17

14 ICMP messages sent

0 ICMP messages failed

ICMP output histogram:

destination unreachable: 14

IcmpMsg:

InType3: 17

OutType3: 14

Tcp:

691 active connections openings

3 passive connection openings

17 failed connection attempts

1 connections established

262406 segments received

660633 segments send out

878 segments retransmited

0 bad segments received.

93 resets sent

Udp:

1062 packets received

14 packets to unknown port received.

0 packet receive errors

49911 packets sent

SndbufErrors: 4

UdpLite:

TcpExt:

232 TCP sockets finished time wait in fast timer

451 delayed acks sent

1 delayed acks further delayed because of locked socket

Quick ack mode was activated 170 times

16749 packets directly queued to recvmsg prequeue.

49455 bytes directly in process context from backlog

24562404 bytes directly received in process context from prequeue

30468 packet headers predicted

17050 packets header predicted and directly queued to user

14875 acknowledgments not containing data payload received

192948 predicted acknowledgments

7 times recovered from packet loss by selective acknowledgements

13 congestion windows recovered without slow start after partial ack

2 timeouts after SACK recovery

1 timeouts in loss state

8 fast retransmits

163 retransmits in slow start

191 other TCP timeouts

2 SACK retransmits failed

1 times receiver scheduled too late for direct processing

56 DSACKs sent for old packets

117 DSACKs received

32 connections reset due to unexpected data

9 connections reset due to early user close

4 connections aborted due to timeout

TCPDSACKIgnoredOld: 3

TCPDSACKIgnoredNoUndo: 112

TCPSpuriousRTOs: 4

TCPSackShiftFallback: 5042

IpExt:

InMcastPkts: 46

OutMcastPkts: 34

InBcastPkts: 337

OutBcastPkts: 260

InOctets: 88797202

OutOctets: 1014680318

InMcastOctets: 8779

OutMcastOctets: 8265

InBcastOctets: 46127

OutBcastOctets: 35240

[code]

 

Nå har du jo fått gjort det du var ute etter - teste ytelsen?

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Videoannonse
Annonse

Hvis du skal teste mellom to maskiner, en server (eksempelvis router) og en klient (eksempelvis din laptop) kjører du denne på server:

iperf -s -w 65536 -p 12345 -I 5

så kan du kjøre disse på klient:

iperf -c <server> -w 65536 -p 12345 -t 60
iperf -c <server> -w 65536 -p 12345 -t 60 -d
iperf -c <server> -w 65536 -p 12345 -t 60 -P 4 

Du kan sikkert justere ned tiden til under 60 hvis du er utålmodig.

  • Liker 1
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Med "make menuconfig" kan du enkelt konfigurere (drivere og funksjoner i) kernelen før kompilering. Du må ikke endre noe, bare sørg for at kernelen støtter maskinen din ;)

 

Merk at 3.0.1 er siste stabile versjon, 3.1 er fremdeles i RC.

 

Anbefaler kernelen som følger med distroen du bruker (hvis maskinvaren din er støttet såklart), fordelen med å bruke kernelen som følger med er at den er skikkelig testet og vil få sikkerhetsfikser*.

 

* Gjelder de fleste store distroer, men ikke alle.

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Kei, jeg skal endelig sette opp stasjonærmaskina mi slik at jeg kan få tilgang til den fra laptopen og mobilen for å primært styre Spotify siden det er stasjonærmaskina som har den beste lyden i kåken. Filer og sånt fikser Ubuntu One, så det er null stress.

 

Hvilken løsning er den beste for dette? Jo mindre å tukle med, jo bedre.

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Third party Spotify clients

despotify-simple

 

The despotify-simple client is a pure textmode client that’s built on top of the libdespotify-simple library.

 

Features:

Playlists (list tracks, play tracks, rename, set/unset collaboration)

Display information about a Spotify URI

Play an album

Searching for tracks/album/artists

Platforms: Linux, Mac OS X

Author: Björn Stenberg

URL: http://despotify.se/source-code/

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Bah, jeg prøver bare å sette opp VNC nå for i kveld, så får vi se hvordan det går. Men faen: Jeg prøver å koble til maskinen fra android-slegga mi ved å dytte inn IP-adressa og portnummer (5900), men får bare VNC Connection Failed! No route to host. Jeg har prøvd å åpne port 5900 på maskina uten hell. Mistenker at det er routeren som trøbler det til for meg? :/ Har selvfølgelig ikke tilgang til den nå i kveld..

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