From b76d14df5b02b89fa4b96a6d8b91dbb7ea2f6c5a Mon Sep 17 00:00:00 2001 From: michele papalini Date: Mon, 2 Dec 2019 10:56:34 +0100 Subject: [HICN-425] RTC min window Signed-off-by: michele papalini Change-Id: Ieb41ffff61ed4341dc9aacb58d3e7c397e72fc41 --- libtransport/src/hicn/transport/protocols/rtc.cc | 6 ++++++ libtransport/src/hicn/transport/protocols/rtc.h | 4 ++-- 2 files changed, 8 insertions(+), 2 deletions(-) (limited to 'libtransport') diff --git a/libtransport/src/hicn/transport/protocols/rtc.cc b/libtransport/src/hicn/transport/protocols/rtc.cc index 4d8e4c514..c9993ac1c 100644 --- a/libtransport/src/hicn/transport/protocols/rtc.cc +++ b/libtransport/src/hicn/transport/protocols/rtc.cc @@ -356,6 +356,9 @@ void RTCTransportProtocol::computeMaxWindow(uint32_t productionRate, } else { maxCWin_ = min(maxWaintingInterest, maxCWin_); } + + if(maxCWin_ < HICN_MIN_CWIN) + maxCWin_ = HICN_MIN_CWIN; } void RTCTransportProtocol::updateWindow() { @@ -368,6 +371,9 @@ void RTCTransportProtocol::updateWindow() { currentCWin_ = max((uint32_t)(currentCWin_ * HICN_WIN_DECREASE_FACTOR), HICN_MIN_CWIN); } + + if(currentCWin_ < HICN_MIN_CWIN) + currentCWin_ = HICN_MIN_CWIN; } void RTCTransportProtocol::decreaseWindow() { diff --git a/libtransport/src/hicn/transport/protocols/rtc.h b/libtransport/src/hicn/transport/protocols/rtc.h index 46063d041..697459bb7 100644 --- a/libtransport/src/hicn/transport/protocols/rtc.h +++ b/libtransport/src/hicn/transport/protocols/rtc.h @@ -54,12 +54,12 @@ // cwin #define HICN_INITIAL_CWIN 1 // packets #define HICN_INITIAL_CWIN_MAX 100000 // packets -#define HICN_MIN_CWIN 5 // packets +#define HICN_MIN_CWIN 10 // packets #define HICN_WIN_INCREASE_FACTOR 1.1 #define HICN_WIN_DECREASE_FACTOR 0.8 // statistics constants -#define HICN_BANDWIDTH_SLACK_FACTOR 1.5 +#define HICN_BANDWIDTH_SLACK_FACTOR 1.8 #define HICN_ESTIMATED_BW_ALPHA 0.7 #define HICN_ESTIMATED_PACKET_SIZE 0.7 #define HICN_ESTIMATED_LOSSES_ALPHA 0.8 -- cgit 1.2.3-korg