allow to set the number of events throub an env variable

diff --git a/test/ppbench/sim.C b/test/ppbench/sim.C
index bdeb38dfde4ec3e50d034d59ed4032c82b47242b..98b54f3899ab6d312c946deffcbfa5fb72cfdf84 100644 (file)
--- a/test/ppbench/sim.C
+++ b/test/ppbench/sim.C
@@ -1,4 +1,4 @@
-void sim(Int_t nev=20) {
+void sim(Int_t nev=1) {
   AliSimulation simulator;
   simulator.SetMakeSDigits("TRD TOF PHOS HMPID EMCAL MUON FMD ZDC PMD T0 VZERO");
   simulator.SetMakeDigitsFromHits("ITS TPC");