reduce max expected UL rate for 4xCA 100 PRB

this needs to be reverte once extendedBSRs are supported

Change-Id: I8432c744868afe43e2b150f6fcecd8cb3a0458a3

src/osmo_gsm_tester/obj/enb_srs.py

@@ -286,6 +286,11 @@ class srsENB(enb.eNodeB, srslte_common):
         # Assume we schedule all carriers
         max_rate *= num_carriers
 
+        # Reduce expected UL rate due to missing extendedBSR support (see issue #1708)
+        if downlink == False and num_carriers == 4 and self.num_prb() == 100:
+            # all carriers run at 70% approx.
+            max_rate *= 0.7
+
         return max_rate
 
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