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authorDimitri Staessens <dimitri@ouroboros.rocks>2026-07-05 18:32:03 +0200
committerSander Vrijders <sander@ouroboros.rocks>2026-07-08 11:02:24 +0200
commit11d3d58a8f60a16485e89582c1c12a224e11152b (patch)
tree70d74ed8a1f8e4666c5ea6d9dd4fc1f99185c254 /cmake
parentfd7404d927277a623b7c24e62bd564aa6853f9d8 (diff)
downloadouroboros-11d3d58a8f60a16485e89582c1c12a224e11152b.tar.gz
ouroboros-11d3d58a8f60a16485e89582c1c12a224e11152b.zip
ipcpd: Minimize ipcpd-eth send buffer
The eth send buffer needs to block quickly so we can mark congestion correctly in the upper layer buffers. Signed-off-by: Dimitri Staessens <dimitri@ouroboros.rocks> Signed-off-by: Sander Vrijders <sander@ouroboros.rocks>
Diffstat (limited to 'cmake')
-rw-r--r--cmake/config/ipcp/eth.cmake4
1 files changed, 2 insertions, 2 deletions
diff --git a/cmake/config/ipcp/eth.cmake b/cmake/config/ipcp/eth.cmake
index d336d647..6a044d4b 100644
--- a/cmake/config/ipcp/eth.cmake
+++ b/cmake/config/ipcp/eth.cmake
@@ -10,8 +10,8 @@ set(IPCP_ETH_WR_THR 1 CACHE STRING
"Number of writer threads in Ethernet IPCP")
set(IPCP_ETH_QDISC_BYPASS false CACHE BOOL
"Bypass the Qdisc in the kernel when using raw sockets")
-set(IPCP_ETH_SNDBUF 0 CACHE STRING
- "Raw socket SO_SNDBUF in bytes; 0 = leave kernel default (wmem_default)")
+set(IPCP_ETH_SNDBUF 4096 CACHE STRING
+ "Raw socket SO_SNDBUF in bytes (floored to one frame); 0 = kernel default")
set(IPCP_ETH_RCVBUF 0 CACHE STRING
"Raw socket SO_RCVBUF in bytes; 0 = leave kernel default (rmem_default)")
set(IPCP_ETH_LO_MTU 9000 CACHE STRING