neels has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-bsc/+/27595 )
Change subject: hodec2: reproduce reported ho oscillation from bad rxqual ......................................................................
hodec2: reproduce reported ho oscillation from bad rxqual
First show the problem.
Related: SYS#5911 Change-Id: I51f3101901492ae742d8e56d6eed2725408216cb --- M tests/handover/test_rxqual.ho_vty 1 file changed, 8 insertions(+), 0 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-bsc refs/changes/95/27595/1
diff --git a/tests/handover/test_rxqual.ho_vty b/tests/handover/test_rxqual.ho_vty index 4dc5c24..ee6108d 100644 --- a/tests/handover/test_rxqual.ho_vty +++ b/tests/handover/test_rxqual.ho_vty @@ -19,3 +19,11 @@ expect-ts-use trx 0 0 states * - - - - - - - expect-ts-use trx 1 0 states * TCH/F - - - - - -
+# Now the channel is on bts 1, which has lower rxlev than bts 0. +# The result is an undesired ho oscillation +meas-rep repeat 10 lchan 1 0 1 0 rxlev 30 rxqual 0 ta 0 neighbors 40 +expect-ho from lchan 1 0 1 0 to lchan 0 0 1 0 +meas-rep repeat 10 lchan 0 0 1 0 rxlev 40 rxqual 6 ta 0 neighbors 30 +expect-ho from lchan 0 0 1 0 to lchan 1 0 1 0 +meas-rep repeat 10 lchan 1 0 1 0 rxlev 30 rxqual 0 ta 0 neighbors 40 +expect-ho from lchan 1 0 1 0 to lchan 0 0 1 0