Thanks to all those humans and LLMs who acted so quickly to get me an answer. It looks like support is there (of course, is there anything Nvidia can't do?).
Cheers Jack On Thu, 8 Oct 2026, 07:56 Jack Hickish, <[email protected]> wrote: > Hi All, > > Does anyone happen to know if the DGX Spark, or equivalent GB10 boxes, > support send on timestamp on their NICs? > I think they should, since ConnectX-7 does, but if anyone is able to > confirm [before I burn loads of money buying one!] that would be much > appreciated. > > I believe an (LLM provided) incantation to check is: > > ``` > ethtool -T enp1s0f0np0 # look for a "PTP Hardware Clock" index > dpdk-testpmd -a 0000:01:00.0 -- -i > testpmd> show port 0 tx_offload capabilities # look for SEND_ON_TIMESTAMP > ``` > > Thanks! > > Jack > -- You received this message because you are subscribed to the Google Groups "[email protected]" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/CAG1GKSmdqVjJMkpR1-DwEbA0XMCMpxJySh0A1WdYVgtLOpdW4Q%40mail.gmail.com.
