How to throttle bandwidth effectively












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I have a requirement to test various resilient file transfer methods that need to work across an extremely slow and intermittently unreliable network. I have a server and a client available to test the transfer from/to but I need a way to throttle the bandwidth on the client machine to simulate the poor network. I have seen there are various tools to throttle bandwidth in Chrome dev tools, for example, but I want to do it globally for the whole of the client machine's connection so I can be assured that the various transfer methods can cope gracefully with a slow network.



Has anyone got any suggestions/methodologies I can use to achieve this?










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    I have a requirement to test various resilient file transfer methods that need to work across an extremely slow and intermittently unreliable network. I have a server and a client available to test the transfer from/to but I need a way to throttle the bandwidth on the client machine to simulate the poor network. I have seen there are various tools to throttle bandwidth in Chrome dev tools, for example, but I want to do it globally for the whole of the client machine's connection so I can be assured that the various transfer methods can cope gracefully with a slow network.



    Has anyone got any suggestions/methodologies I can use to achieve this?










    share|improve this question

























      0












      0








      0








      I have a requirement to test various resilient file transfer methods that need to work across an extremely slow and intermittently unreliable network. I have a server and a client available to test the transfer from/to but I need a way to throttle the bandwidth on the client machine to simulate the poor network. I have seen there are various tools to throttle bandwidth in Chrome dev tools, for example, but I want to do it globally for the whole of the client machine's connection so I can be assured that the various transfer methods can cope gracefully with a slow network.



      Has anyone got any suggestions/methodologies I can use to achieve this?










      share|improve this question














      I have a requirement to test various resilient file transfer methods that need to work across an extremely slow and intermittently unreliable network. I have a server and a client available to test the transfer from/to but I need a way to throttle the bandwidth on the client machine to simulate the poor network. I have seen there are various tools to throttle bandwidth in Chrome dev tools, for example, but I want to do it globally for the whole of the client machine's connection so I can be assured that the various transfer methods can cope gracefully with a slow network.



      Has anyone got any suggestions/methodologies I can use to achieve this?







      networking bandwidth






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      share|improve this question











      share|improve this question




      share|improve this question










      asked Jan 15 at 14:27









      filbertfilbert

      1




      1






















          1 Answer
          1






          active

          oldest

          votes


















          0














          BEST SOLUTION:
          Use wondershaper (linux):



          wondershaper [interface] [down] [up],
          that in your case it's going to be:



          wondershaper eth0 256 128 -- that equals to 256kbps in down and 128kbps in up.





          You could set the NIC on your client to work at 10 mbit/s



          Windows:



          Device Manager > Right-Click NIC > Advanced >
          > Speed & Duplex > Set "10 Mbps Full Duplex" or "10 Mbps Half Duplex"


          Linux:



          apt-get install ethtool
          ethtool -s eth0 speed 10 duplex half (or duplex full, your choice) autoneg off
          ip set dev eth0 down && ip set dev eth0 up --OR-- ifconfig eth0 up && ifconfig eth0 up


          You could just hog the bandwidth with random file transfer between the server and client and while they're running run the desired test.






          share|improve this answer


























          • It's a good idea, thanks. But I need it to go even slower than that - we are talking dial-up speeds really - it's a very poor connection that needs to be simulated. I guess I can flood the connection with noise, as you say, and hog the bandwidth that way but I need something that is consistent, reliable and repeatable as I need to test several different file transfer methods against one another. I was hoping I could just globally limit the network connection to 1mbit/s and have done with it.

            – filbert
            Jan 15 at 15:01











          • You can use wondershaper in that case: wondershaper [interface] [down] [up], in your case it would be: "wondershaper eth0 256 128" -- that equals to 256kbps in down and 128 in up

            – Jes7err
            Jan 15 at 15:06











          Your Answer








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          1 Answer
          1






          active

          oldest

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          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          0














          BEST SOLUTION:
          Use wondershaper (linux):



          wondershaper [interface] [down] [up],
          that in your case it's going to be:



          wondershaper eth0 256 128 -- that equals to 256kbps in down and 128kbps in up.





          You could set the NIC on your client to work at 10 mbit/s



          Windows:



          Device Manager > Right-Click NIC > Advanced >
          > Speed & Duplex > Set "10 Mbps Full Duplex" or "10 Mbps Half Duplex"


          Linux:



          apt-get install ethtool
          ethtool -s eth0 speed 10 duplex half (or duplex full, your choice) autoneg off
          ip set dev eth0 down && ip set dev eth0 up --OR-- ifconfig eth0 up && ifconfig eth0 up


          You could just hog the bandwidth with random file transfer between the server and client and while they're running run the desired test.






          share|improve this answer


























          • It's a good idea, thanks. But I need it to go even slower than that - we are talking dial-up speeds really - it's a very poor connection that needs to be simulated. I guess I can flood the connection with noise, as you say, and hog the bandwidth that way but I need something that is consistent, reliable and repeatable as I need to test several different file transfer methods against one another. I was hoping I could just globally limit the network connection to 1mbit/s and have done with it.

            – filbert
            Jan 15 at 15:01











          • You can use wondershaper in that case: wondershaper [interface] [down] [up], in your case it would be: "wondershaper eth0 256 128" -- that equals to 256kbps in down and 128 in up

            – Jes7err
            Jan 15 at 15:06
















          0














          BEST SOLUTION:
          Use wondershaper (linux):



          wondershaper [interface] [down] [up],
          that in your case it's going to be:



          wondershaper eth0 256 128 -- that equals to 256kbps in down and 128kbps in up.





          You could set the NIC on your client to work at 10 mbit/s



          Windows:



          Device Manager > Right-Click NIC > Advanced >
          > Speed & Duplex > Set "10 Mbps Full Duplex" or "10 Mbps Half Duplex"


          Linux:



          apt-get install ethtool
          ethtool -s eth0 speed 10 duplex half (or duplex full, your choice) autoneg off
          ip set dev eth0 down && ip set dev eth0 up --OR-- ifconfig eth0 up && ifconfig eth0 up


          You could just hog the bandwidth with random file transfer between the server and client and while they're running run the desired test.






          share|improve this answer


























          • It's a good idea, thanks. But I need it to go even slower than that - we are talking dial-up speeds really - it's a very poor connection that needs to be simulated. I guess I can flood the connection with noise, as you say, and hog the bandwidth that way but I need something that is consistent, reliable and repeatable as I need to test several different file transfer methods against one another. I was hoping I could just globally limit the network connection to 1mbit/s and have done with it.

            – filbert
            Jan 15 at 15:01











          • You can use wondershaper in that case: wondershaper [interface] [down] [up], in your case it would be: "wondershaper eth0 256 128" -- that equals to 256kbps in down and 128 in up

            – Jes7err
            Jan 15 at 15:06














          0












          0








          0







          BEST SOLUTION:
          Use wondershaper (linux):



          wondershaper [interface] [down] [up],
          that in your case it's going to be:



          wondershaper eth0 256 128 -- that equals to 256kbps in down and 128kbps in up.





          You could set the NIC on your client to work at 10 mbit/s



          Windows:



          Device Manager > Right-Click NIC > Advanced >
          > Speed & Duplex > Set "10 Mbps Full Duplex" or "10 Mbps Half Duplex"


          Linux:



          apt-get install ethtool
          ethtool -s eth0 speed 10 duplex half (or duplex full, your choice) autoneg off
          ip set dev eth0 down && ip set dev eth0 up --OR-- ifconfig eth0 up && ifconfig eth0 up


          You could just hog the bandwidth with random file transfer between the server and client and while they're running run the desired test.






          share|improve this answer















          BEST SOLUTION:
          Use wondershaper (linux):



          wondershaper [interface] [down] [up],
          that in your case it's going to be:



          wondershaper eth0 256 128 -- that equals to 256kbps in down and 128kbps in up.





          You could set the NIC on your client to work at 10 mbit/s



          Windows:



          Device Manager > Right-Click NIC > Advanced >
          > Speed & Duplex > Set "10 Mbps Full Duplex" or "10 Mbps Half Duplex"


          Linux:



          apt-get install ethtool
          ethtool -s eth0 speed 10 duplex half (or duplex full, your choice) autoneg off
          ip set dev eth0 down && ip set dev eth0 up --OR-- ifconfig eth0 up && ifconfig eth0 up


          You could just hog the bandwidth with random file transfer between the server and client and while they're running run the desired test.







          share|improve this answer














          share|improve this answer



          share|improve this answer








          edited Jan 15 at 16:08

























          answered Jan 15 at 14:53









          Jes7errJes7err

          62




          62













          • It's a good idea, thanks. But I need it to go even slower than that - we are talking dial-up speeds really - it's a very poor connection that needs to be simulated. I guess I can flood the connection with noise, as you say, and hog the bandwidth that way but I need something that is consistent, reliable and repeatable as I need to test several different file transfer methods against one another. I was hoping I could just globally limit the network connection to 1mbit/s and have done with it.

            – filbert
            Jan 15 at 15:01











          • You can use wondershaper in that case: wondershaper [interface] [down] [up], in your case it would be: "wondershaper eth0 256 128" -- that equals to 256kbps in down and 128 in up

            – Jes7err
            Jan 15 at 15:06



















          • It's a good idea, thanks. But I need it to go even slower than that - we are talking dial-up speeds really - it's a very poor connection that needs to be simulated. I guess I can flood the connection with noise, as you say, and hog the bandwidth that way but I need something that is consistent, reliable and repeatable as I need to test several different file transfer methods against one another. I was hoping I could just globally limit the network connection to 1mbit/s and have done with it.

            – filbert
            Jan 15 at 15:01











          • You can use wondershaper in that case: wondershaper [interface] [down] [up], in your case it would be: "wondershaper eth0 256 128" -- that equals to 256kbps in down and 128 in up

            – Jes7err
            Jan 15 at 15:06

















          It's a good idea, thanks. But I need it to go even slower than that - we are talking dial-up speeds really - it's a very poor connection that needs to be simulated. I guess I can flood the connection with noise, as you say, and hog the bandwidth that way but I need something that is consistent, reliable and repeatable as I need to test several different file transfer methods against one another. I was hoping I could just globally limit the network connection to 1mbit/s and have done with it.

          – filbert
          Jan 15 at 15:01





          It's a good idea, thanks. But I need it to go even slower than that - we are talking dial-up speeds really - it's a very poor connection that needs to be simulated. I guess I can flood the connection with noise, as you say, and hog the bandwidth that way but I need something that is consistent, reliable and repeatable as I need to test several different file transfer methods against one another. I was hoping I could just globally limit the network connection to 1mbit/s and have done with it.

          – filbert
          Jan 15 at 15:01













          You can use wondershaper in that case: wondershaper [interface] [down] [up], in your case it would be: "wondershaper eth0 256 128" -- that equals to 256kbps in down and 128 in up

          – Jes7err
          Jan 15 at 15:06





          You can use wondershaper in that case: wondershaper [interface] [down] [up], in your case it would be: "wondershaper eth0 256 128" -- that equals to 256kbps in down and 128 in up

          – Jes7err
          Jan 15 at 15:06


















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