reduce thread num and step num.

.travis.yml

@@ -63,7 +63,7 @@ matrix:
           pkill -TERM -x taosd
           fuser -k -n tcp 6030
           sleep 1
-          ./crash_gen.sh -a -p -t 5 -s 50|| travis_terminate $?
+          ./crash_gen.sh -a -p -t 4 -s 25|| travis_terminate $?
           sleep 1
 
           cd ${TRAVIS_BUILD_DIR}/tests/pytest

tests/pytest/crash_gen.sh

@@ -41,7 +41,6 @@ fi
 TAOSD_DIR=`find $TAOS_DIR -name "taosd"|grep bin|head -n1`
 
 LIB_DIR=`echo $TAOSD_DIR|rev|cut -d '/' -f 3,4,5,6|rev`/lib
-echo $LIB_DIR
 
 # First we need to set up a path for Python to find our own TAOS modules, so that "import" can work.
 export PYTHONPATH=$(pwd)/../../src/connector/python/linux/python3