516 | | Initial plan for this step was to review the slice monitoring data at [https://gmoc-db.grnoc.iu.edu/protected-openid/index.pl?method=slices GMOC DB] location, but after discussion with ExoGENI team, this step is being modified to use Iperf to detetermine statistics for the experimenter. |
| 516 | Initial plan for this step was to review the slice monitoring data at [https://gmoc-db.grnoc.iu.edu/protected-openid/index.pl?method=slices GMOC DB] location, but after discussion with ExoGENI team, this step is being modified to use Iperf to determine statistics for the experimenter. |
| 517 | |
| 518 | __Iperf Run-1__ |
| 519 | |
| 520 | As Experimenter1 (lnevers), ran Iperf from the BBN host to the RENCI host in Experiment 1, with other 2 experiments (2&3) idle, with these results: |
| 521 | {{{ |
| 522 | root@debian:~# iperf -c 10.42.19.25 |
| 523 | ------------------------------------------------------------ |
| 524 | Client connecting to 10.42.19.25, TCP port 5001 |
| 525 | TCP window size: 16.0 KByte (default) |
| 526 | ------------------------------------------------------------ |
| 527 | [ 3] local 10.42.19.27 port 36977 connected with 10.42.19.25 port 5001 |
| 528 | [ ID] Interval Transfer Bandwidth |
| 529 | [ 3] 0.0-10.1 sec 5.77 MBytes 4.81 Mbits/sec |
| 530 | }}} |
| 531 | |
| 532 | __Iperf Run-2__ |
| 533 | |
| 534 | As Experimenter2 (lnevers), ran Iperf concurrently from the each of the two BBN hosts to the two RENCI hosts in Experiment 2, with other 2 experiments (1 & 3) idle, with these results on the first BBN host: |
| 535 | {{{ |
| 536 | root@debian:~# iperf -c 10.42.18.15 |
| 537 | ------------------------------------------------------------ |
| 538 | Client connecting to 10.42.18.15, TCP port 5001 |
| 539 | TCP window size: 16.0 KByte (default) |
| 540 | ------------------------------------------------------------ |
| 541 | [ 3] local 10.42.18.98 port 42409 connected with 10.42.18.15 port 5001 |
| 542 | [ ID] Interval Transfer Bandwidth |
| 543 | [ 3] 0.0-10.0 sec 5.83 MBytes 4.87 Mbits/sec |
| 544 | }}} |
| 545 | and on the second BBN host: |
| 546 | {{{ |
| 547 | root@debian:~# iperf -c 10.42.18.16 |
| 548 | ------------------------------------------------------------ |
| 549 | Client connecting to 10.42.18.16, TCP port 5001 |
| 550 | TCP window size: 16.0 KByte (default) |
| 551 | ------------------------------------------------------------ |
| 552 | [ 3] local 10.42.18.77 port 59549 connected with 10.42.18.16 port 5001 |
| 553 | [ ID] Interval Transfer Bandwidth |
| 554 | [ 3] 0.0-10.1 sec 5.83 MBytes 4.86 Mbits/sec |
| 555 | }}} |
| 556 | |
| 557 | __Iperf Run-3__ |
| 558 | Combined all Iperf traffic from Run-1+Run-2, and ran all 3 client/server combinations concurrently. |
| 559 | |
| 560 | Results for Experiment1 BBN Host1: |
| 561 | {{{ |
| 562 | # iperf -c 10.42.19.25 |
| 563 | ------------------------------------------------------------ |
| 564 | Client connecting to 10.42.19.25, TCP port 5001 |
| 565 | TCP window size: 16.0 KByte (default) |
| 566 | ------------------------------------------------------------ |
| 567 | [ 3] local 10.42.19.27 port 36979 connected with 10.42.19.25 port 5001 |
| 568 | [ ID] Interval Transfer Bandwidth |
| 569 | [ 3] 0.0-10.1 sec 5.70 MBytes 4.72 Mbits/sec |
| 570 | }}} |
| 571 | Results from Experiment2 Host1: |
| 572 | {{{ |
| 573 | # iperf -c 10.42.18.15 |
| 574 | ------------------------------------------------------------ |
| 575 | Client connecting to 10.42.18.15, TCP port 5001 |
| 576 | TCP window size: 16.0 KByte (default) |
| 577 | ------------------------------------------------------------ |
| 578 | [ 3] local 10.42.18.98 port 42410 connected with 10.42.18.15 port 5001 |
| 579 | [ ID] Interval Transfer Bandwidth |
| 580 | [ 3] 0.0-10.0 sec 5.82 MBytes 4.88 Mbits/sec |
| 581 | |
| 582 | }}} |
| 583 | |
| 584 | Results from Experiment2 Host2: |
| 585 | {{{ |
| 586 | root@debian:~# iperf -c 10.42.18.16 |
| 587 | ------------------------------------------------------------ |
| 588 | Client connecting to 10.42.18.16, TCP port 5001 |
| 589 | TCP window size: 16.0 KByte (default) |
| 590 | ------------------------------------------------------------ |
| 591 | [ 3] local 10.42.18.77 port 59550 connected with 10.42.18.16 port 5001 |
| 592 | [ ID] Interval Transfer Bandwidth |
| 593 | [ 3] 0.0-10.0 sec 5.90 MBytes 4.94 Mbits/sec |
| 594 | |
| 595 | }}} |
| 596 | |
| 597 | |
| 688 | From Experimenter 3 host attempted to connect to Experimenter 2 host: |
| 689 | {{{ |
| 690 | $ ssh 192.1.242.9 -l root |
| 691 | root@debian:~# ifconfig eth1 |
| 692 | eth1 Link encap:Ethernet HWaddr 52:54:00:e6:5e:1a |
| 693 | inet addr:10.42.11.198 Bcast:10.42.255.255 Mask:255.255.0.0 |
| 694 | inet6 addr: fe80::5054:ff:fee6:5e1a/64 Scope:Link |
| 695 | UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 |
| 696 | RX packets:2668 errors:0 dropped:0 overruns:0 frame:0 |
| 697 | TX packets:731 errors:0 dropped:0 overruns:0 carrier:0 |
| 698 | collisions:0 txqueuelen:1000 |
| 699 | RX bytes:167664 (163.7 KiB) TX bytes:30918 (30.1 KiB) |
| 700 | |
| 701 | root@debian:~# ping 10.42.18.15 |
| 702 | PING 10.42.18.15 (10.42.18.15) 56(84) bytes of data. |
| 703 | From 10.42.11.198 icmp_seq=2 Destination Host Unreachable |
| 704 | From 10.42.11.198 icmp_seq=3 Destination Host Unreachable |
| 705 | From 10.42.11.198 icmp_seq=4 Destination Host Unreachable |
| 706 | }}} |