Re: [PATCH net-next] net: cadence: macb: Enable software IRQ coalescing by default
From: patchwork-bot+netdevbpf
Date: Wed Sep 04 2024 - 20:20:59 EST
Hello:
This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:
On Tue, 3 Sep 2024 14:49:12 -0400 you wrote:
> This NIC doesn't have hardware IRQ coalescing. Under high load,
> interrupts can adversely affect performance. To mitigate this, enable
> software IRQ coalescing by default. On my system this increases receive
> throughput with iperf3 from 853 MBit/sec to 934 MBit/s, decreases
> interrupts from 69489/sec to 2016/sec, and decreases CPU utilization
> from 27% (4x Cortex-A53) to 14%. Latency is not affected (as far as I
> can tell).
>
> [...]
Here is the summary with links:
- [net-next] net: cadence: macb: Enable software IRQ coalescing by default
https://git.kernel.org/netdev/net-next/c/d57f7b45945a
You are awesome, thank you!
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