valgrind 内训确诊生成log

valgrind 内训诊断生成log
valgrind --tool=memcheck --leak-check=full --leak-resolution=high --show-reachable=yes --show-possibly-lost=yes --undef-value-errors=yes --track-origins=yes --partial-loads-ok=yes --log-file=exec_log.txt exec exec_args ......