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Eth iperf default sdkconfig: Enable lwIP IRAM optimization

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This commit is contained in:
Ondrej Kosta
2022-03-25 14:47:48 +01:00
committed by BOT
parent 4d581456e4
commit 2dff50c3e2
2 changed files with 4 additions and 1 deletions
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2
examples/ethernet/iperf/README.md
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@@ -149,7 +149,7 @@ I (2534456) iperf: want recv=16384
## Suggestions of getting higher bandwidth
1. Higher MCU working frequency will get higher bandwidth.
2. Put frequency invoked function into IRAM via macro `IRAM_ATTR` in code.
2. Put frequently invoked functions into IRAM via macro `IRAM_ATTR` in code. Note that the lwIP IRAM optimization is already enabled by default.
3. Priority of iperf task may also have effect.
## Troubleshooting

3
examples/ethernet/iperf/sdkconfig.defaults
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@@ -19,4 +19,7 @@ CONFIG_ESPTOOLPY_FLASHSIZE_4MB=y
CONFIG_ESP_INT_WDT=n
CONFIG_ESP_TASK_WDT=n
# Enable lwIP IRAM optimization
CONFIG_LWIP_IRAM_OPTIMIZATION=y
CONFIG_ESP_NETIF_TCPIP_ADAPTER_COMPATIBLE_LAYER=n