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authormichele papalini <micpapal@cisco.com>2019-12-02 10:56:34 +0100
committermichele papalini <micpapal@cisco.com>2019-12-02 10:56:34 +0100
commitb76d14df5b02b89fa4b96a6d8b91dbb7ea2f6c5a (patch)
tree3f4bf6c769fa15a134b3199fdea15b43cf435232 /libtransport
parentb8da5e880fe199978aeb27dc5a466435d6389775 (diff)
[HICN-425] RTC min window
Signed-off-by: michele papalini <micpapal@cisco.com> Change-Id: Ieb41ffff61ed4341dc9aacb58d3e7c397e72fc41
Diffstat (limited to 'libtransport')
-rw-r--r--libtransport/src/hicn/transport/protocols/rtc.cc6
-rw-r--r--libtransport/src/hicn/transport/protocols/rtc.h4
2 files changed, 8 insertions, 2 deletions
diff --git a/libtransport/src/hicn/transport/protocols/rtc.cc b/libtransport/src/hicn/transport/protocols/rtc.cc
index 4d8e4c5..c9993ac 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 46063d0..697459b 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