Re: [discuss] Next-generation AI-enabled Tribblix

2024-04-01 Thread Alex Wilson via illumos-discuss

On 1/4/24 18:11, Peter Tribble wrote:

Next-generation AI-enabled Tribblix

Released today, Tribblix r42 boasts a host of new features.



But are all the packages compressed with xz yet?

(Too soon?)


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Re: [discuss] Do the Mellanox adapters support IB mode

2023-06-12 Thread Alex Wilson via illumos-discuss

On 12/6/23 18:30, Guenther Alka wrote:

Do the Mellanox drivers support IB mode?
In the Illumos HCL there is Infiniband in the driver name but as far as 
I know in the past there was only ip support.


For which Mellanox part, exactly? The "hermon" driver supports some 
older ConntectX IB parts (original ConnectX, not ConnectX-1,2,3,etc). 
The newer "mlxcx" driver is Ethernet-only but supports ConnectX-4 and 
later. We have no driver coverage for more recent Mellanox/nVidia IB 
parts, just their older ones.


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Re: [discuss] Mellanox ConnectX-6 Dx 40GB QSFP+

2022-12-11 Thread Alex Wilson via illumos-discuss

On 5/12/22 23:35, _isi_ wrote:

Hello,

having the above card running, but can only get between 5 to 7 Gbits/sec 
with iperf3.

ixgbe card gives up to 9Gbits/sec with iperf3.



Were you using a single stream (without -P or -P 1), or multiple TCP 
streams?


The mlxcx driver currently lacks LSO/TSO support, so it is limited in 
single-stream TCP throughput to somewhere in the range of 5-10gbit 
depending on your hardware and configuration. It can typically exceed 
that considerably with multiple TCP streams.


Adding LSO/TSO support is a to-do item for the driver that hasn't been a 
super high priority for me personally (the university I work for mostly 
cares about aggregate throughput with lots of streams).


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