20 Jul
2015
20 Jul
'15
3:48 p.m.
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- Log -----------------------------------------------------------------
http://cgit.osmocom.org/osmo-pcu/commit/?id=6b36049b1adc63886cbb9c4b51185ca…
commit 6b36049b1adc63886cbb9c4b51185caaba1c675d
Author: Jacob Erlbeck <jerlbeck(a)sysmocom.de>
Date: Fri Jul 17 16:39:09 2015 +0200
llc: Use CoDel to drop packages from the LLC queue (TODO)
Currently packages are only dropped if they have reached their life
time. This leads to queues being constantly filled under load,
increasing the latency a lot.
...
http://cgit.osmocom.org/osmo-pcu/commit/?id=b01199cc6d95be9dee18a5e476d528f…
commit b01199cc6d95be9dee18a5e476d528f5eba91a99
Author: Jacob Erlbeck <jerlbeck(a)sysmocom.de>
Date: Mon Jul 20 12:40:42 2015 +0200
llc: Add CoDel AQM implementation
This commit adds an implementation of the CoDel algorithm based on
the reference pseudocode presented in
http://queue.acm.org/appendices/codel.html. Instead of abstracting
the queue itself, the implementation provides a time stamp based
automaton which is invoked after a package has been dequeued.
Sponsored-by: On-Waves ehf
-----------------------------------------------------------------------
Summary of changes:
.gitignore | 1 +
src/Makefile.am | 6 +-
src/bts.h | 4 ++
src/gprs_codel.c | 167 ++++++++++++++++++++++++++++++++++++++++++++++
src/gprs_codel.h | 92 +++++++++++++++++++++++++
src/gprs_ms.cpp | 18 ++++-
src/gprs_ms.h | 9 +++
src/pcu_vty.c | 51 ++++++++++++++
src/tbf_dl.cpp | 9 +++
tests/Makefile.am | 8 ++-
tests/codel/codel_test.c | 147 ++++++++++++++++++++++++++++++++++++++++
tests/codel/codel_test.ok | 29 ++++++++
tests/testsuite.at | 6 ++
13 files changed, 543 insertions(+), 4 deletions(-)
create mode 100644 src/gprs_codel.c
create mode 100644 src/gprs_codel.h
create mode 100644 tests/codel/codel_test.c
create mode 100644 tests/codel/codel_test.ok
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UNNAMED PROJECT