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neels gerrit-no-reply at lists.osmocom.orgneels has submitted this change. ( https://gerrit.osmocom.org/c/osmo-bsc/+/22263 ) Change subject: show bug: add test_dyn_ts_congestion_tch_f_vs_tch_h.ho_vty ...................................................................... show bug: add test_dyn_ts_congestion_tch_f_vs_tch_h.ho_vty Related: SYS#5297 Change-Id: I3002797dea02dd0c10cfdd091ce73834a753e3a6 --- M tests/handover/handover_tests.ok A tests/handover/test_dyn_ts_congestion_tch_f_vs_tch_h.ho_vty 2 files changed, 59 insertions(+), 0 deletions(-) Approvals: Jenkins Builder: Verified laforge: Looks good to me, approved pespin: Looks good to me, but someone else must approve diff --git a/tests/handover/handover_tests.ok b/tests/handover/handover_tests.ok index d0c1c00..f9adca9 100644 --- a/tests/handover/handover_tests.ok +++ b/tests/handover/handover_tests.ok @@ -17,6 +17,7 @@ pass test_congestion_no_oscillation2.ho_vty pass test_disabled_ho_and_as.ho_vty pass test_dyn_ts_amr_tch_f_to_h_congestion_assignment.ho_vty +pass test_dyn_ts_congestion_tch_f_vs_tch_h.ho_vty pass test_dyn_ts_favor_half_used_tch_h_as_target.ho_vty pass test_dyn_ts_favor_moving_half_used_tch_h.ho_vty pass test_ho_to_better_cell.ho_vty diff --git a/tests/handover/test_dyn_ts_congestion_tch_f_vs_tch_h.ho_vty b/tests/handover/test_dyn_ts_congestion_tch_f_vs_tch_h.ho_vty new file mode 100644 index 0000000..1273d75 --- /dev/null +++ b/tests/handover/test_dyn_ts_congestion_tch_f_vs_tch_h.ho_vty @@ -0,0 +1,58 @@ +# If a handover from one TCH kind to the other occupies a dynamic timeslot, +# also adhere to congestion constraints of the other TCH kind, since taking up +# a dyn TS may reduce the available slot count for both kinds of TCH. + +create-bts trx-count 1 timeslots c+s4 TCH/F TCH/F TCH/F dyn dyn dyn PDCH +create-bts trx-count 1 timeslots c+s4 TCH/F TCH/F TCH/F dyn dyn dyn PDCH + +# A TCH/F has better rxlev at a neighbor, and the neighbor's TCH/F slots would +# not become congested. But taking up a neighbor's dynamic timeslot for TCH/F +# would reduce the TCH/H availability to cause congestion on TCH/H. No HO. + +network + handover2 min-free-slots tch/f 0 + handover2 min-free-slots tch/h 4 + +set-ts-use trx 0 0 states * TCH/F - - pdch pdch pdch * +set-ts-use trx 1 0 states * TCH/F TCH/F TCH/F TCH/HH pdch pdch * + +meas-rep lchan * * * * rxlev 40 rxqual 0 ta 0 neighbors 30 +expect-no-chan + +meas-rep lchan 0 0 1 0 rxlev 20 rxqual 0 ta 0 neighbors 40 +# FAIL: should not handover because that results in congestion on TCH/H in bts 1 +expect-ho from lchan 0 0 1 0 to lchan 1 0 5 0 + +expect-ts-use trx 0 0 states * - - - pdch pdch pdch * +expect-ts-use trx 1 0 states * TCH/F TCH/F TCH/F TCH/HH TCH/F pdch * +meas-rep lchan * * * * rxlev 40 rxqual 0 ta 0 neighbors 30 + +congestion-check +# FAIL: really weird: handover one TCH/H to the same cell to TCH/F, taking up another dyn TS. +# TCH/H congestion hence actually gets worse. +expect-ho from lchan 1 0 4 1 to lchan 1 0 6 0 +expect-ts-use trx 0 0 states * - - - pdch pdch pdch * +expect-ts-use trx 1 0 states * TCH/F TCH/F TCH/F TCH/H- TCH/F TCH/F * + +congestion-check +# more FAIL: TCH/H moves to worse bts 0 due to congestion +expect-ho from lchan 1 0 4 0 to lchan 0 0 4 0 +expect-ts-use trx 0 0 states * - - - TCH/H- pdch pdch * +expect-ts-use trx 1 0 states * TCH/F TCH/F TCH/F pdch TCH/F TCH/F * + +congestion-check +expect-no-chan + +meas-rep lchan 1 * * * rxlev 40 rxqual 0 ta 0 neighbors 30 +expect-no-chan + +meas-rep lchan 0 * * * rxlev 30 rxqual 0 ta 0 neighbors 40 +# FAIL: back to bts 1 because of rxlev, plus moving TCH/H to TCH/F!? +expect-ho from lchan 0 0 4 0 to lchan 1 0 4 0 + +expect-ts-use trx 0 0 states * - - - pdch pdch pdch * +expect-ts-use trx 1 0 states * TCH/F TCH/F TCH/F TCH/F TCH/F TCH/F * + +congestion-check +expect-no-chan +# Stable situation now only because TCH/F has min-free-slots set to 0 -- To view, visit https://gerrit.osmocom.org/c/osmo-bsc/+/22263 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-bsc Gerrit-Branch: master Gerrit-Change-Id: I3002797dea02dd0c10cfdd091ce73834a753e3a6 Gerrit-Change-Number: 22263 Gerrit-PatchSet: 2 Gerrit-Owner: neels <nhofmeyr at sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: laforge <laforge at osmocom.org> Gerrit-Reviewer: neels <nhofmeyr at sysmocom.de> Gerrit-Reviewer: pespin <pespin at sysmocom.de> Gerrit-MessageType: merged -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20210119/2f25c188/attachment.htm>