Messages in this thread | | | Date | Fri, 2 Feb 2024 18:32:59 -0800 | From | Jakub Kicinski <> | Subject | Re: This is the fourth time I’ve tried to find what led to the regression of outgoing network speed and each time I find the merge commit 8c94ccc7cd691472461448f98e2372c75849406c |
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Thanks for the forward!
On Fri, 2 Feb 2024 17:16:41 -0800 Randy Dunlap wrote: > >> When I copy files from one computer to another and kernel snapshot > >> builded from commit 296455ade1fd I have 97-110MB/sec which is almost > >> max speed of 1Gbps link. > >> When I move to commit 9d1694dc91ce I have only 66-70MB/sec which is > >> significantly slower.
There isn't that much networking in between the two. Is any of the CPU cores at 100% when you are transferring the data on the bad commit? Do you have any iptables / nftables rules? Are you using TLS in the transfer? Did you try reverting f1172f3ee3a98754?
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