Ralph Campbell wrote:
Attached is the patch I sent to Olaf.
It basically exchanges calls like dma_map_sg() to ib_dma_map_sg()
so that the InfiniPath driver can intercept the DMA mapping
calls and use kernel virtual addresses instead of physical addresses.
The InfiniPath driver uses the host CPU t
Attached is the patch I sent to Olaf.
It basically exchanges calls like dma_map_sg() to ib_dma_map_sg()
so that the InfiniPath driver can intercept the DMA mapping
calls and use kernel virtual addresses instead of physical addresses.
The InfiniPath driver uses the host CPU to copy data in most case
<<
If the TCP part is entirely non-working, it might be better
to disable it for now rather than have it crash the machine.
So far, I have never gotten it to function correctly and it
crashes some machines almost immediately.
My vote is to disable TCP support (return not supported) - at least
Johann George wrote:
Oh, and if you're using RDMA - does this happen to be with
qlogic HCAs? If so, I just received a patch from Ralph
Campbell with some fixes to the way we set up out DMA
mapping.
RDS in OFED 1.3 does not currently work on the QLogic HCAs
due to the way you are setting up DMA
On Thursday 17 January 2008 11:57, Johann George wrote:
> > That's a remote invalid request error. Were you testing
> > with RDMA or without?
>
> We were using the version that runs over IB.
Well, yes. But you can do that with ordinary SENDs, or you
can enable RDMA for large data blobs as well. B
> Oh, and if you're using RDMA - does this happen to be with
> qlogic HCAs? If so, I just received a patch from Ralph
> Campbell with some fixes to the way we set up out DMA
> mapping.
RDS in OFED 1.3 does not currently work on the QLogic HCAs
due to the way you are setting up DMA mapping. We al
> That's a remote invalid request error. Were you testing
> with RDMA or without?
We were using the version that runs over IB.
> What user application were you using for testing?
qperf. Unfortunately the version that is included in OFED
1.3 RC2 is old due to a problem that Vlad just discovered
On Thursday 17 January 2008 04:15, Johann George wrote:
> RDS/IB: completion on 10.1.1.205 had status 9, disconnecting and reconnecting
>
> Note that this is using RDS over IB. Our minimal experience with the
> non-IB version of RDS was worse. We only tried it with RC1 and it
> crashed one of th
On Thursday 17 January 2008 04:15, Johann George wrote:
> We've been testing the OFED 1.3 pre-releases on a 12 node cluster here
> at UNH-IOL. RDS seemed largely functional (other than problems we
> were aware of) on OFED 1.3 RC1. When we installed RC2, RDS stopped
> working. A dmesg indicates t
Johann George wrote:
We've been testing the OFED 1.3 pre-releases on a 12 node cluster here
at UNH-IOL. RDS seemed largely functional (other than problems we
were aware of) on OFED 1.3 RC1. When we installed RC2, RDS stopped
working. A dmesg indicates the following message repeatedly on the
co
copying rds-dev.
Johann George wrote:
We've been testing the OFED 1.3 pre-releases on a 12 node cluster here
at UNH-IOL. RDS seemed largely functional (other than problems we
were aware of) on OFED 1.3 RC1. When we installed RC2, RDS stopped
working. A dmesg indicates the following message re
We've been testing the OFED 1.3 pre-releases on a 12 node cluster here
at UNH-IOL. RDS seemed largely functional (other than problems we
were aware of) on OFED 1.3 RC1. When we installed RC2, RDS stopped
working. A dmesg indicates the following message repeatedly on the
console:
RDS/IB: complet
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