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Re: OFED install - not a valid identifier issue
Hi Paul, Thanks for information.I could not find certain information to resolve the problem but I just found a web page showing that RHEL 6.6 is not supported for every version of MOFED - MLNX_OFED:...
View ArticleRe: File Copy Performance on ConnectX-2
Jae-Hoon Choi That's good to know that IPoIB is limited to 8Gb but would there be a way to saturate the link at 8Gb compared to the 3 we're seeing? Switching to Server 2012 is not really an option at...
View ArticleRe: Neutron ML2: VM instances do not get IP via DHCP
Hello again Nurit :-) Thanks for confirming that mlnx-dhcp agent is not needed for ethernet. With static IPs I can ping between VMs (no problems there). Is there anything that I can try to debug the...
View ArticleRe: OFED install - not a valid identifier issue
Hi Masahiro san, Well I rebuilt this machine after getting it into a knot. I also found despite no messages in this regard that I needed to install redhat-rpm-config the self test now passed and...
View ArticleRe: OFED install - not a valid identifier issue
Hi Paul-san, Thank's good news! Then you can manipulate it using commands for IB.And yes, this forum, I think is very useful and has a lot of ideas from nice users Thanks,Masahiro
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Re: Query on mellanox ml2 mechanism driver
Hi,The Modular Layer 2 (ml2) plugin is a framework allowing OpenStack Networking to simultaneously utilize layer 2 networking technologies. It currently works with the existing openvswitch,...
View ArticleIpoIB transfer rate 70 mb/s......
Hello, i'm trying to create a home lab with infiniband hardware, here is my setup : 1 x Qlogic 12300-BS01 (Subnet manager integrated) flashed with latest intel firmware1 x Poweredge r300 with mellanox...
View ArticleRe: Query on mellanox ml2 mechanism driver
Hi Rian, Thanks for your response. I already saw that definition here:https://wiki.openstack.org/wiki/Neutron/ML2 I am looking for a more technical explanation of why openvswitch and mellanox plugin...
View ArticleRe: Query on mellanox ml2 mechanism driver
Hi Nishant,if you wish to create VMs with only SR-IOV vNICs, there is no need to install openvswitch agent on compute nodes. There is no relationship between the two agents or mechanism drivers. The...
View ArticleRe: Query on mellanox ml2 mechanism driver
"There is no relationship between the two agents or mechanism drivers" Irena,Thanks for confirming this. I verified it by uninstalling the openvswitch agent from compute node, it still works! I am...
View ArticleRe: Adding kernel support error
I checked again, 2.6.32-71 is the RHEL6.0 kernel- why don't you update to 2.6.32-431 (6.5) oder -504 (6.6)? Where did you get the kernel from? Details see:Red Hat Enterprise Linux - Wikipedia, the free...
View ArticleRe: IpoIB transfer rate 70 mb/s......
can you tell us how you measured- nfs, scp, samba? Did you try netperf? Could it be 70MB/s is your hard drive limiting?
View ArticleRe: IpoIB transfer rate 70 mb/s......
Hello Michaelthanks for your reply..... i simply used scp on centos 6.5....... i don't think that's the storage limit, as storage im using a poweredge R510 with a Dell Perc H700 and 2 SSD Intel...
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Re: IpoIB transfer rate 70 mb/s......
is it faster if you connect the two machines directly without switch? Do you see errors on the link?Could you test with something like mpi pingpong?Infiniband HOWTO: OpenMPI
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