From 3984214db6b50295513bd79ab55d076acd22d49c Mon Sep 17 00:00:00 2001 From: "wangtao@espressif.com" Date: Thu, 31 Jul 2025 17:18:28 +0800 Subject: [PATCH] fix(wifi): improve esp32c2 and esp32s2 tcp performance --- examples/wifi/iperf/sdkconfig.defaults.esp32c2 | 2 +- examples/wifi/iperf/sdkconfig.defaults.esp32s2 | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/examples/wifi/iperf/sdkconfig.defaults.esp32c2 b/examples/wifi/iperf/sdkconfig.defaults.esp32c2 index af67e48cf17..421500597e1 100644 --- a/examples/wifi/iperf/sdkconfig.defaults.esp32c2 +++ b/examples/wifi/iperf/sdkconfig.defaults.esp32c2 @@ -9,7 +9,7 @@ CONFIG_ESP_WIFI_TX_BA_WIN=16 CONFIG_ESP_WIFI_AMPDU_RX_ENABLED=y CONFIG_ESP_WIFI_RX_BA_WIN=14 -CONFIG_LWIP_TCP_SND_BUF_DEFAULT=11520 +CONFIG_LWIP_TCP_SND_BUF_DEFAULT=7200 CONFIG_LWIP_TCP_WND_DEFAULT=11520 CONFIG_LWIP_TCP_RECVMBOX_SIZE=32 CONFIG_LWIP_UDP_RECVMBOX_SIZE=32 diff --git a/examples/wifi/iperf/sdkconfig.defaults.esp32s2 b/examples/wifi/iperf/sdkconfig.defaults.esp32s2 index 3cdbfdf3a8f..37288848a91 100644 --- a/examples/wifi/iperf/sdkconfig.defaults.esp32s2 +++ b/examples/wifi/iperf/sdkconfig.defaults.esp32s2 @@ -9,7 +9,7 @@ CONFIG_ESP_WIFI_TX_BA_WIN=16 CONFIG_ESP_WIFI_AMPDU_RX_ENABLED=y CONFIG_ESP_WIFI_RX_BA_WIN=16 -CONFIG_LWIP_TCP_SND_BUF_DEFAULT=28000 +CONFIG_LWIP_TCP_SND_BUF_DEFAULT=17280 CONFIG_LWIP_TCP_WND_DEFAULT=28000 CONFIG_LWIP_TCP_RECVMBOX_SIZE=32 CONFIG_LWIP_UDP_RECVMBOX_SIZE=32