From ec195bed59bc3c92fba7e870c8950c2398bbbcbe Mon Sep 17 00:00:00 2001 From: Bastian Bloessl Date: Tue, 14 Apr 2015 11:11:07 +0200 Subject: [PATCH] update readme --- README.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/README.md b/README.md index cd0d6ca..d3daef4 100644 --- a/README.md +++ b/README.md @@ -64,6 +64,10 @@ To actually install the blocks do sudo make install sudo ldconfig +### Adjust Maximum Shared Memory +Since the transmitter is using the Tagged Stream blocks it has to store a complete frame in the buffer before processing it. The default maximum shared memory might not be enough on most Linux systems. It can be increased with + + sudo sysctl -w kernel.shmmax=2147483648 ### OFDM PHY