parameters: filename:src/test/remu_sm4_test.cc gtest_enable_pre_vote:1 gtest_interval_check:1 gtest_node_num:5 steps: step1: start 5 nodes step2: wait for leader elect step3: check leader stable step4: propose 5 values step5: stop leader step6: wait until elect leader step7: propose 5 values step8: start the old leader step9: wait 5s, for log catch up step10: check sm value step11: check log consistant step12: check sm consistant step13: quit