As posted in the title I'm looking for gear to convert my home network to 40gbit. Main purpose is sharing storage over rdma, my internet connection is only 100mbit, so ipoib seems like it would be fine for that. Even the second line I'm considering would keep the combined bandwidth at max...
System:
Desktop (headnode): I7-5960X, GA-X99-SLI motherboard
Server (slave nodes): 6027TR-HTR (four X9DRT-HF). Only using one node for this testing. 2x E5-2667 V2
OS: CentOS 7.5 with Infiniband Support and various other packages. No custom OFED installs.
HCAs: One Sun/Oracle X4242A QDR...
Hi,
I'm having speed issues that I've isolated to my IS5030 switch.
System: I have two Infiniband switches: 1. A Mellanox IS50XX with 36 ports enabled and the FrabricIT internal subnet manager running, making it an IS5030, with latest firmware (IBM P/N: 98Y3756) 2. A Sun 36 port QDR Infiniband...
Frist post here so I thought I would start by helping others.
Ok, so you know the cheap optical QSFP transceivers on eBay, Well it turns out you can use them.
First you need a MPO cable to use, and as a warning, they are not the cheapest things so be very careful when following this guide...
Hi fellows,
Are all Infiniband CX4 cables work the same (support both 10Gb SDR and 20Gb DDR rate)?
Or actually there are some kind of standards only some CX4 cables can do 20Gb DDR?
Same question goes for 40Gb QDR and 56Gb FDR QSFP cables.
Longtime lurker here: I recently picked up 80 W.L. Gore QDR Infiniband cables and I only have a need for 8 of them. Looking to sell the remaining 72.
Item description:
W. L. Gore QDR Infiniband Cable.
Connector Type: CX4
MPN: IBN4800-2
Length: 2 Meter
Rate: QDR
Asking $14/cable + free ship...
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