diff --git a/tests/perftest-scripts/cassandraTestQ1Loop.sh b/tests/perftest-scripts/cassandraTestQ1Loop.sh
new file mode 100755
index 0000000000000000000000000000000000000000..e65ec2575c8070041c93a369dbb1b261d9cb37b2
--- /dev/null
+++ b/tests/perftest-scripts/cassandraTestQ1Loop.sh
@@ -0,0 +1,101 @@
+#!/bin/bash
+
+NUM_LOOP=5
+
+function printTo {
+  if $verbose ; then
+    echo $1
+  fi
+}
+
+CASTESTQ1OUT=cassandraTestQ1.out
+
+function runTest {
+  totalG0=0
+  totalG10=0
+  totalG20=0
+  totalG30=0
+  totalG40=0
+  totalG50=0
+  totalG60=0
+  totalG70=0
+  totalG80=0
+  totalG90=0
+  for i in `seq 1 $NUM_LOOP`; do
+    printTo "loop i:$i, java -jar \
+      $CASTEST_DIR/cassandratest/target/cassandratest-1.0-SNAPSHOT-jar-with-dependencies.jar \
+      -conf $CASTEST_DIR/application.conf \
+      -sql $CASTEST_DIR/q1.txt"
+    java -jar \
+      $CASTEST_DIR/cassandratest/target/cassandratest-1.0-SNAPSHOT-jar-with-dependencies.jar \
+      -conf $CASTEST_DIR/application.conf \
+      -sql $CASTEST_DIR/q1.txt \
+      > $CASTESTQ1OUT
+    G0=`grep "devgroup=0" $CASTESTQ1OUT| awk '{print $2}'`
+    totalG0=`echo "scale=4; $totalG0 + $G0" | bc`
+    G10=`grep "devgroup=10" $CASTESTQ1OUT| awk '{print $2}'`
+    totalG10=`echo "scale=4; $totalG10 + $G10" | bc`
+    G20=`grep "devgroup=20" $CASTESTQ1OUT| awk '{print $2}'`
+    totalG20=`echo "scale=4; $totalG20 + $G20" | bc`
+    G30=`grep "devgroup=30" $CASTESTQ1OUT| awk '{print $2}'`
+    totalG30=`echo "scale=4; $totalG30 + $G30" | bc`
+    G40=`grep "devgroup=40" $CASTESTQ1OUT| awk '{print $2}'`
+    totalG40=`echo "scale=4; $totalG40 + $G40" | bc`
+    G50=`grep "devgroup=50" $CASTESTQ1OUT| awk '{print $2}'`
+    totalG50=`echo "scale=4; $totalG50 + $G50" | bc`
+    G60=`grep "devgroup=60" $CASTESTQ1OUT| awk '{print $2}'`
+    totalG60=`echo "scale=4; $totalG60 + $G60" | bc`
+    G70=`grep "devgroup=70" $CASTESTQ1OUT| awk '{print $2}'`
+    totalG70=`echo "scale=4; $totalG70 + $G70" | bc`
+    G80=`grep "devgroup=80" $CASTESTQ1OUT| awk '{print $2}'`
+    totalG80=`echo "scale=4; $totalG80 + $G80" | bc`
+    G90=`grep "devgroup=90" $CASTESTQ1OUT| awk '{print $2}'`
+    totalG90=`echo "scale=4; $totalG90 + $G90" | bc`
+  done
+  avgG0=`echo "scale=4; x = $totalG0 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG10=`echo "scale=4; x = $totalG10 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG20=`echo "scale=4; x = $totalG20 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG30=`echo "scale=4; x = $totalG30 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG40=`echo "scale=4; x = $totalG40 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG50=`echo "scale=4; x = $totalG50 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG60=`echo "scale=4; x = $totalG60 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG70=`echo "scale=4; x = $totalG70 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG80=`echo "scale=4; x = $totalG80 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG90=`echo "scale=4; x = $totalG90 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  echo "Latency, G-0, G-10, G-20, G-30, G-40, G-50, G-60, G-70, G-80, G-90"
+  echo "Cassandra, $avgG0, $avgG10, $avgG20, $avgG30, $avgG40, $avgG50, $avgG60, $avgG70, $avgG80, $avgG90"
+}
+
+################ Main ################
+
+master=false
+develop=true
+verbose=false
+
+clients=1
+
+while : ; do
+  case $1 in
+    -v)
+      verbose=true
+      shift ;;
+
+    -c)
+      clients=$2
+      shift 2;;
+
+    -n)
+      NUM_LOOP=$2
+      shift 2;;
+
+    *)
+      break ;;
+  esac
+done
+
+WORK_DIR=/mnt/root/TDengine
+CASTEST_DIR=$WORK_DIR/tests/comparisonTest/cassandra
+
+runTest
+
+printTo "Test done!"
diff --git a/tests/perftest-scripts/cassandraTestQ2Loop.sh b/tests/perftest-scripts/cassandraTestQ2Loop.sh
new file mode 100755
index 0000000000000000000000000000000000000000..76e42cf89d6a8f0d1a395b41d9a357def3d37efb
--- /dev/null
+++ b/tests/perftest-scripts/cassandraTestQ2Loop.sh
@@ -0,0 +1,278 @@
+#!/bin/bash
+
+NUM_LOOP=5
+
+function printTo {
+  if $verbose ; then
+    echo $1
+  fi
+}
+
+CASTESTQ2OUT=cassandraTestQ2.out
+
+function runTest {
+  totalCount10=0
+  totalCount20=0
+  totalCount30=0
+  totalCount40=0
+  totalCount50=0
+  totalCount60=0
+  totalCount70=0
+  totalCount80=0
+  totalCount90=0
+  totalCount100=0
+
+  totalAvg10=0
+  totalAvg20=0
+  totalAvg30=0
+  totalAvg40=0
+  totalAvg50=0
+  totalAvg60=0
+  totalAvg70=0
+  totalAvg80=0
+  totalAvg90=0
+  totalAvg100=0
+
+  totalSum10=0
+  totalSum20=0
+  totalSum30=0
+  totalSum40=0
+  totalSum50=0
+  totalSum60=0
+  totalSum70=0
+  totalSum80=0
+  totalSum90=0
+  totalSum100=0
+
+  totalMax10=0
+  totalMax20=0
+  totalMax30=0
+  totalMax40=0
+  totalMax50=0
+  totalMax60=0
+  totalMax70=0
+  totalMax80=0
+  totalMax90=0
+  totalMax100=0
+
+  totalMin10=0
+  totalMin20=0
+  totalMin30=0
+  totalMin40=0
+  totalMin50=0
+  totalMin60=0
+  totalMin70=0
+  totalMin80=0
+  totalMin90=0
+  totalMin100=0
+
+  for i in `seq 1 $NUM_LOOP`; do
+    printTo "loop i:$i, java -jar \
+      $CASTEST_DIR/cassandratest/target/cassandratest-1.0-SNAPSHOT-jar-with-dependencies.jar \
+      -conf $CASTEST_DIR/application.conf \
+      -sql $CASTEST_DIR/q2.txt"
+    java -jar \
+      $CASTEST_DIR/cassandratest/target/cassandratest-1.0-SNAPSHOT-jar-with-dependencies.jar \
+      -conf $CASTEST_DIR/application.conf \
+      -sql $CASTEST_DIR/q2.txt \
+      > $CASTESTQ2OUT
+
+    Count10=`cat $CASTESTQ2OUT | grep count | grep "devgroup<10" | awk '{print $2}'`
+    totalCount10=`echo "scale=4; $totalCount10 + $Count10" | bc`
+    Count20=`cat $CASTESTQ2OUT | grep count | grep "devgroup<20" | awk '{print $2}'`
+    totalCount20=`echo "scale=4; $totalCount20 + $Count20" | bc`
+    Count30=`cat $CASTESTQ2OUT | grep count | grep "devgroup<30" | awk '{print $2}'`
+    totalCount30=`echo "scale=4; $totalCount30 + $Count30" | bc`
+    Count40=`cat $CASTESTQ2OUT | grep count | grep "devgroup<40" | awk '{print $2}'`
+    totalCount40=`echo "scale=4; $totalCount40 + $Count40" | bc`
+    Count50=`cat $CASTESTQ2OUT | grep count | grep "devgroup<50" | awk '{print $2}'`
+    totalCount50=`echo "scale=4; $totalCount50 + $Count50" | bc`
+    Count60=`cat $CASTESTQ2OUT | grep count | grep "devgroup<60" | awk '{print $2}'`
+    totalCount60=`echo "scale=4; $totalCount60 + $Count60" | bc`
+    Count70=`cat $CASTESTQ2OUT | grep count | grep "devgroup<70" | awk '{print $2}'`
+    totalCount70=`echo "scale=4; $totalCount70 + $Count70" | bc`
+    Count80=`cat $CASTESTQ2OUT | grep count | grep "devgroup<80" | awk '{print $2}'`
+    totalCount80=`echo "scale=4; $totalCount80 + $Count80" | bc`
+    Count90=`cat $CASTESTQ2OUT | grep count | grep "devgroup<90" | awk '{print $2}'`
+    totalCount90=`echo "scale=4; $totalCount90 + $Count90" | bc`
+    Count100=`cat $CASTESTQ2OUT | grep count | grep "test allow filtering;" | awk '{print $2}'`
+    totalCount100=`echo "scale=4; $totalCount100 + $Count100" | bc`
+
+    Avg10=`cat $CASTESTQ2OUT | grep avg | grep "devgroup<10" | awk '{print $2}'`
+    totalAvg10=`echo "scale=4; $totalAvg10 + $Avg10" | bc`
+    Avg20=`cat $CASTESTQ2OUT | grep avg | grep "devgroup<20" | awk '{print $2}'`
+    totalAvg20=`echo "scale=4; $totalAvg20 + $Avg20" | bc`
+    Avg30=`cat $CASTESTQ2OUT | grep avg | grep "devgroup<30" | awk '{print $2}'`
+    totalAvg30=`echo "scale=4; $totalAvg30 + $Avg30" | bc`
+    Avg40=`cat $CASTESTQ2OUT | grep avg | grep "devgroup<40" | awk '{print $2}'`
+    totalAvg40=`echo "scale=4; $totalAvg40 + $Avg40" | bc`
+    Avg50=`cat $CASTESTQ2OUT | grep avg | grep "devgroup<50" | awk '{print $2}'`
+    totalAvg50=`echo "scale=4; $totalAvg50 + $Avg50" | bc`
+    Avg60=`cat $CASTESTQ2OUT | grep avg | grep "devgroup<60" | awk '{print $2}'`
+    totalAvg60=`echo "scale=4; $totalAvg60 + $Avg60" | bc`
+    Avg70=`cat $CASTESTQ2OUT | grep avg | grep "devgroup<70" | awk '{print $2}'`
+    totalAvg70=`echo "scale=4; $totalAvg70 + $Avg70" | bc`
+    Avg80=`cat $CASTESTQ2OUT | grep avg | grep "devgroup<80" | awk '{print $2}'`
+    totalAvg80=`echo "scale=4; $totalAvg80 + $Avg80" | bc`
+    Avg90=`cat $CASTESTQ2OUT | grep avg | grep "devgroup<90" | awk '{print $2}'`
+    totalAvg90=`echo "scale=4; $totalAvg90 + $Avg90" | bc`
+    Avg100=`cat $CASTESTQ2OUT | grep avg | grep "test allow filtering;" | awk '{print $2}'`
+    totalAvg100=`echo "scale=4; $totalAvg100 + $Avg100" | bc`
+
+    Sum10=`cat $CASTESTQ2OUT | grep sum | grep "devgroup<10" | awk '{print $2}'`
+    totalSum10=`echo "scale=4; $totalSum10 + $Sum10" | bc`
+    Sum20=`cat $CASTESTQ2OUT | grep sum | grep "devgroup<20" | awk '{print $2}'`
+    totalSum20=`echo "scale=4; $totalSum20 + $Sum20" | bc`
+    Sum30=`cat $CASTESTQ2OUT | grep sum | grep "devgroup<30" | awk '{print $2}'`
+    totalSum30=`echo "scale=4; $totalSum30 + $Sum30" | bc`
+    Sum40=`cat $CASTESTQ2OUT | grep sum | grep "devgroup<40" | awk '{print $2}'`
+    totalSum40=`echo "scale=4; $totalSum40 + $Sum40" | bc`
+    Sum50=`cat $CASTESTQ2OUT | grep sum | grep "devgroup<50" | awk '{print $2}'`
+    totalSum50=`echo "scale=4; $totalSum50 + $Sum50" | bc`
+    Sum60=`cat $CASTESTQ2OUT | grep sum | grep "devgroup<60" | awk '{print $2}'`
+    totalSum60=`echo "scale=4; $totalSum60 + $Sum60" | bc`
+    Sum70=`cat $CASTESTQ2OUT | grep sum | grep "devgroup<70" | awk '{print $2}'`
+    totalSum70=`echo "scale=4; $totalSum70 + $Sum70" | bc`
+    Sum80=`cat $CASTESTQ2OUT | grep sum | grep "devgroup<80" | awk '{print $2}'`
+    totalSum80=`echo "scale=4; $totalSum80 + $Sum80" | bc`
+    Sum90=`cat $CASTESTQ2OUT | grep sum | grep "devgroup<90" | awk '{print $2}'`
+    totalSum90=`echo "scale=4; $totalSum90 + $Sum90" | bc`
+    Sum100=`cat $CASTESTQ2OUT | grep sum | grep "test allow filtering;" | awk '{print $2}'`
+    totalSum100=`echo "scale=4; $totalSum100 + $Sum100" | bc`
+
+    Max10=`cat $CASTESTQ2OUT | grep max | grep "devgroup<10" | awk '{print $2}'`
+    totalMax10=`echo "scale=4; $totalMax10 + $Max10" | bc`
+    Max20=`cat $CASTESTQ2OUT | grep max | grep "devgroup<20" | awk '{print $2}'`
+    totalMax20=`echo "scale=4; $totalMax20 + $Max20" | bc`
+    Max30=`cat $CASTESTQ2OUT | grep max | grep "devgroup<30" | awk '{print $2}'`
+    totalMax30=`echo "scale=4; $totalMax30 + $Max30" | bc`
+    Max40=`cat $CASTESTQ2OUT | grep max | grep "devgroup<40" | awk '{print $2}'`
+    totalMax40=`echo "scale=4; $totalMax40 + $Max40" | bc`
+    Max50=`cat $CASTESTQ2OUT | grep max | grep "devgroup<50" | awk '{print $2}'`
+    totalMax50=`echo "scale=4; $totalMax50 + $Max50" | bc`
+    Max60=`cat $CASTESTQ2OUT | grep max | grep "devgroup<60" | awk '{print $2}'`
+    totalMax60=`echo "scale=4; $totalMax60 + $Max60" | bc`
+    Max70=`cat $CASTESTQ2OUT | grep max | grep "devgroup<70" | awk '{print $2}'`
+    totalMax70=`echo "scale=4; $totalMax70 + $Max70" | bc`
+    Max80=`cat $CASTESTQ2OUT | grep max | grep "devgroup<80" | awk '{print $2}'`
+    totalMax80=`echo "scale=4; $totalMax80 + $Max80" | bc`
+    Max90=`cat $CASTESTQ2OUT | grep max | grep "devgroup<90" | awk '{print $2}'`
+    totalMax90=`echo "scale=4; $totalMax90 + $Max90" | bc`
+    Max100=`cat $CASTESTQ2OUT | grep max | grep "test allow filtering;" | awk '{print $2}'`
+    totalMax100=`echo "scale=4; $totalMax100 + $Max100" | bc`
+
+    Min10=`cat $CASTESTQ2OUT | grep min | grep "devgroup<10" | awk '{print $2}'`
+    totalMin10=`echo "scale=4; $totalMin10 + $Min10" | bc`
+    Min20=`cat $CASTESTQ2OUT | grep min | grep "devgroup<20" | awk '{print $2}'`
+    totalMin20=`echo "scale=4; $totalMin20 + $Min20" | bc`
+    Min30=`cat $CASTESTQ2OUT | grep min | grep "devgroup<30" | awk '{print $2}'`
+    totalMin30=`echo "scale=4; $totalMin30 + $Min30" | bc`
+    Min40=`cat $CASTESTQ2OUT | grep min | grep "devgroup<40" | awk '{print $2}'`
+    totalMin40=`echo "scale=4; $totalMin40 + $Min40" | bc`
+    Min50=`cat $CASTESTQ2OUT | grep min | grep "devgroup<50" | awk '{print $2}'`
+    totalMin50=`echo "scale=4; $totalMin50 + $Min50" | bc`
+    Min60=`cat $CASTESTQ2OUT | grep min | grep "devgroup<60" | awk '{print $2}'`
+    totalMin60=`echo "scale=4; $totalMin60 + $Min60" | bc`
+    Min70=`cat $CASTESTQ2OUT | grep min | grep "devgroup<70" | awk '{print $2}'`
+    totalMin70=`echo "scale=4; $totalMin70 + $Min70" | bc`
+    Min80=`cat $CASTESTQ2OUT | grep min | grep "devgroup<80" | awk '{print $2}'`
+    totalMin80=`echo "scale=4; $totalMin80 + $Min80" | bc`
+    Min90=`cat $CASTESTQ2OUT | grep min | grep "devgroup<90" | awk '{print $2}'`
+    totalMin90=`echo "scale=4; $totalMin90 + $Min90" | bc`
+    Min100=`cat $CASTESTQ2OUT | grep min | grep "test allow filtering;" | awk '{print $2}'`
+    totalMin100=`echo "scale=4; $totalMin100 + $Min100" | bc`
+
+  done
+  avgCount10=`echo "scale=4; x = $totalCount10 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgCount20=`echo "scale=4; x = $totalCount20 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgCount30=`echo "scale=4; x = $totalCount30 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgCount40=`echo "scale=4; x = $totalCount40 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgCount50=`echo "scale=4; x = $totalCount50 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgCount60=`echo "scale=4; x = $totalCount60 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgCount70=`echo "scale=4; x = $totalCount70 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgCount80=`echo "scale=4; x = $totalCount80 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgCount90=`echo "scale=4; x = $totalCount90 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgCount100=`echo "scale=4; x = $totalCount100 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+
+  avgAvg10=`echo "scale=4; x = $totalAvg10 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgAvg20=`echo "scale=4; x = $totalAvg20 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgAvg30=`echo "scale=4; x = $totalAvg30 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgAvg40=`echo "scale=4; x = $totalAvg40 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgAvg50=`echo "scale=4; x = $totalAvg50 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgAvg60=`echo "scale=4; x = $totalAvg60 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgAvg70=`echo "scale=4; x = $totalAvg70 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgAvg80=`echo "scale=4; x = $totalAvg80 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgAvg90=`echo "scale=4; x = $totalAvg90 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgAvg100=`echo "scale=4; x = $totalAvg100 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+
+  avgSum10=`echo "scale=4; x = $totalSum10 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgSum20=`echo "scale=4; x = $totalSum20 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgSum30=`echo "scale=4; x = $totalSum30 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgSum40=`echo "scale=4; x = $totalSum40 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgSum50=`echo "scale=4; x = $totalSum50 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgSum60=`echo "scale=4; x = $totalSum60 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgSum70=`echo "scale=4; x = $totalSum70 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgSum80=`echo "scale=4; x = $totalSum80 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgSum90=`echo "scale=4; x = $totalSum90 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgSum100=`echo "scale=4; x = $totalSum100 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+
+  avgMax10=`echo "scale=4; x = $totalMax10 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMax20=`echo "scale=4; x = $totalMax20 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMax30=`echo "scale=4; x = $totalMax30 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMax40=`echo "scale=4; x = $totalMax40 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMax50=`echo "scale=4; x = $totalMax50 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMax60=`echo "scale=4; x = $totalMax60 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMax70=`echo "scale=4; x = $totalMax70 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMax80=`echo "scale=4; x = $totalMax80 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMax90=`echo "scale=4; x = $totalMax90 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMax100=`echo "scale=4; x = $totalMax100 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+
+  avgMin10=`echo "scale=4; x = $totalMin10 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMin20=`echo "scale=4; x = $totalMin20 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMin30=`echo "scale=4; x = $totalMin30 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMin40=`echo "scale=4; x = $totalMin40 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMin50=`echo "scale=4; x = $totalMin50 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMin60=`echo "scale=4; x = $totalMin60 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMin70=`echo "scale=4; x = $totalMin70 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMin80=`echo "scale=4; x = $totalMin80 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMin90=`echo "scale=4; x = $totalMin90 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgMin100=`echo "scale=4; x = $totalMin100 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+
+  echo "Latency, 10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, 100%"
+  echo "Count, $avgCount10, $avgCount20, $avgCount30, $avgCount40, $avgCount50, $avgCount60, $avgCount70, $avgCount80, $avgCount90, $avgCount100"
+  echo "Avg, $avgAvg10, $avgAvg20, $avgAvg30, $avgAvg40, $avgAvg50, $avgAvg60, $avgAvg70, $avgAvg80, $avgAvg90, $avgAvg100"
+  echo "Sum, $avgSum10, $avgSum20, $avgSum30, $avgSum40, $avgSum50, $avgSum60, $avgSum70, $avgSum80, $avgSum90, $avgSum100"
+  echo "Max, $avgMax10, $avgMax20, $avgMax30, $avgMax40, $avgMax50, $avgMax60, $avgMax70, $avgMax80, $avgMax90, $avgMax100"
+  echo "Min, $avgMin10, $avgMin20, $avgMin30, $avgMin40, $avgMin50, $avgMin60, $avgMin70, $avgMin80, $avgMin90, $avgMin100"
+}
+
+################ Main ################
+
+verbose=false
+
+for arg in "$@"
+do
+  case $arg in
+    -v)
+      verbose=true
+      shift ;;
+
+    -c)
+      clients=$2
+      shift 2;;
+
+    -n)
+      NUM_LOOP=$2
+      shift 2;;
+
+    *)
+      ;;
+  esac
+done
+
+WORK_DIR=/mnt/root/TDengine
+CASTEST_DIR=$WORK_DIR/tests/comparisonTest/cassandra
+
+runTest
+
+printTo "Test done!"
diff --git a/tests/perftest-scripts/cassandraTestQ3Loop.sh b/tests/perftest-scripts/cassandraTestQ3Loop.sh
new file mode 100755
index 0000000000000000000000000000000000000000..ce81fcb818bd90bd99ab9b31a58db611445efffd
--- /dev/null
+++ b/tests/perftest-scripts/cassandraTestQ3Loop.sh
@@ -0,0 +1,98 @@
+#!/bin/bash
+
+NUM_LOOP=5
+
+function printTo {
+  if $verbose ; then
+    echo $1
+  fi
+}
+
+CASTESTQ3OUT=cassandraTestQ3.out
+
+function runTest {
+  totalG10=0
+  totalG20=0
+  totalG30=0
+  totalG40=0
+  totalG50=0
+  totalG60=0
+  totalG70=0
+  totalG80=0
+  totalG90=0
+  totalG100=0
+  for i in `seq 1 $NUM_LOOP`; do
+    printTo "loop i:$i, java -jar \
+      $CASTEST_DIR/cassandratest/target/cassandratest-1.0-SNAPSHOT-jar-with-dependencies.jar \
+      -conf $CASTEST_DIR/application.conf \
+      -sql $CASTEST_DIR/q3.txt"
+    java -jar \
+      $CASTEST_DIR/cassandratest/target/cassandratest-1.0-SNAPSHOT-jar-with-dependencies.jar \
+      -conf $CASTEST_DIR/application.conf \
+      -sql $CASTEST_DIR/q3.txt \
+      > $CASTESTQ3OUT
+    G10=`grep "devgroup<10" $CASTESTQ3OUT| awk '{print $2}'`
+    totalG10=`echo "scale=4; $totalG10 + $G10" | bc`
+    G20=`grep "devgroup<20" $CASTESTQ3OUT| awk '{print $2}'`
+    totalG20=`echo "scale=4; $totalG20 + $G20" | bc`
+    G30=`grep "devgroup<30" $CASTESTQ3OUT| awk '{print $2}'`
+    totalG30=`echo "scale=4; $totalG30 + $G30" | bc`
+    G40=`grep "devgroup<40" $CASTESTQ3OUT| awk '{print $2}'`
+    totalG40=`echo "scale=4; $totalG40 + $G40" | bc`
+    G50=`grep "devgroup<50" $CASTESTQ3OUT| awk '{print $2}'`
+    totalG50=`echo "scale=4; $totalG50 + $G50" | bc`
+    G60=`grep "devgroup<60" $CASTESTQ3OUT| awk '{print $2}'`
+    totalG60=`echo "scale=4; $totalG60 + $G60" | bc`
+    G70=`grep "devgroup<70" $CASTESTQ3OUT| awk '{print $2}'`
+    totalG70=`echo "scale=4; $totalG70 + $G70" | bc`
+    G80=`grep "devgroup<80" $CASTESTQ3OUT| awk '{print $2}'`
+    totalG80=`echo "scale=4; $totalG80 + $G80" | bc`
+    G90=`grep "devgroup<90" $CASTESTQ3OUT| awk '{print $2}'`
+    totalG90=`echo "scale=4; $totalG90 + $G90" | bc`
+    G100=`grep "test group by " $CASTESTQ3OUT| awk '{print $2}'`
+    totalG100=`echo "scale=4; $totalG100 + $G100" | bc`
+  done
+  avgG10=`echo "scale=4; x = $totalG10 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG20=`echo "scale=4; x = $totalG20 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG30=`echo "scale=4; x = $totalG30 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG40=`echo "scale=4; x = $totalG40 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG50=`echo "scale=4; x = $totalG50 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG60=`echo "scale=4; x = $totalG60 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG70=`echo "scale=4; x = $totalG70 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG80=`echo "scale=4; x = $totalG80 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG90=`echo "scale=4; x = $totalG90 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG100=`echo "scale=4; x = $totalG100 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  echo "Latency, 10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, 100%"
+  echo "Cassandra, $avgG10, $avgG20, $avgG30, $avgG40, $avgG50, $avgG60, $avgG70, $avgG80, $avgG90, $avgG100"
+}
+
+################ Main ################
+
+verbose=false
+
+for arg in "$@"
+do
+  case $arg in
+    -v)
+      verbose=true
+      shift ;;
+
+    -c)
+      clients=$2
+      shift 2;;
+
+    -n)
+      NUM_LOOP=$2
+      shift 2;;
+
+    *)
+      ;;
+  esac
+done
+
+WORK_DIR=/mnt/root/TDengine
+CASTEST_DIR=$WORK_DIR/tests/comparisonTest/cassandra
+
+runTest
+
+printTo "Test done!"
diff --git a/tests/perftest-scripts/cassandraTestQ4Loop.sh b/tests/perftest-scripts/cassandraTestQ4Loop.sh
new file mode 100755
index 0000000000000000000000000000000000000000..85e45787b89a7700f0b6de3eb87ee8143f05ca92
--- /dev/null
+++ b/tests/perftest-scripts/cassandraTestQ4Loop.sh
@@ -0,0 +1,123 @@
+#!/bin/bash
+
+DATA_DIR=/mnt/root/testdata
+NUM_LOOP=5
+
+function printTo {
+  if $verbose ; then
+    echo $1
+  fi
+}
+
+CASTESTQ4OUT=cassandraTestQ4.out
+
+function runTest {
+  totalG10=0
+  totalG20=0
+  totalG30=0
+  totalG40=0
+  totalG50=0
+  totalG60=0
+  totalG70=0
+  totalG80=0
+  totalG90=0
+  totalG100=0
+  for i in `seq 1 $NUM_LOOP`; do
+    if $regeneratedata ; then
+      printTo "java -jar $CASTEST_DIR/cassandratest-1.0-SNAPSHOT-jar-with-dependencies.jar \
+        -datadir $DATA_DIR \
+        -numofFiles 100 \
+        -rowsperrequest 100 \
+        -writeclients 4 \
+        -conf $CASTEST_DIR/application.conf \
+        -timetest"
+      java -jar $CASTEST_DIR/cassandratest-1.0-SNAPSHOT-jar-with-dependencies.jar \
+        -datadir $DATA_DIR \
+        -numofFiles 100 \
+        -rowsperrequest 100 \
+        -writeclients 4 \
+        -conf $CASTEST_DIR/application.conf \
+        -timetest
+    fi 
+
+    printTo "loop i:$i, java -jar \
+      $CASTEST_DIR/cassandratest/target/cassandratest-1.0-SNAPSHOT-jar-with-dependencies.jar \
+      -conf $CASTEST_DIR/application.conf \
+      -sql $CASTEST_DIR/q4.txt"
+    java -jar \
+      $CASTEST_DIR/cassandratest/target/cassandratest-1.0-SNAPSHOT-jar-with-dependencies.jar \
+      -conf $CASTEST_DIR/application.conf \
+      -sql $CASTEST_DIR/q4.txt \
+      > $CASTESTQ4OUT
+    G10=`grep "devgroup<10" $CASTESTQ4OUT| awk '{print $2}'`
+    totalG10=`echo "scale=4; $totalG10 + $G10" | bc`
+    G20=`grep "devgroup<20" $CASTESTQ4OUT| awk '{print $2}'`
+    totalG20=`echo "scale=4; $totalG20 + $G20" | bc`
+    G30=`grep "devgroup<30" $CASTESTQ4OUT| awk '{print $2}'`
+    totalG30=`echo "scale=4; $totalG30 + $G30" | bc`
+    G40=`grep "devgroup<40" $CASTESTQ4OUT| awk '{print $2}'`
+    totalG40=`echo "scale=4; $totalG40 + $G40" | bc`
+    G50=`grep "devgroup<50" $CASTESTQ4OUT| awk '{print $2}'`
+    totalG50=`echo "scale=4; $totalG50 + $G50" | bc`
+    G60=`grep "devgroup<60" $CASTESTQ4OUT| awk '{print $2}'`
+    totalG60=`echo "scale=4; $totalG60 + $G60" | bc`
+    G70=`grep "devgroup<70" $CASTESTQ4OUT| awk '{print $2}'`
+    totalG70=`echo "scale=4; $totalG70 + $G70" | bc`
+    G80=`grep "devgroup<80" $CASTESTQ4OUT| awk '{print $2}'`
+    totalG80=`echo "scale=4; $totalG80 + $G80" | bc`
+    G90=`grep "devgroup<90" $CASTESTQ4OUT| awk '{print $2}'`
+    totalG90=`echo "scale=4; $totalG90 + $G90" | bc`
+    G100=`grep "test group by minute;" $CASTESTQ4OUT| awk '{print $2}'`
+    totalG100=`echo "scale=4; $totalG100 + $G100" | bc`
+  done
+  avgG10=`echo "scale=4; x = $totalG10 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG20=`echo "scale=4; x = $totalG20 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG30=`echo "scale=4; x = $totalG30 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG40=`echo "scale=4; x = $totalG40 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG50=`echo "scale=4; x = $totalG50 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG60=`echo "scale=4; x = $totalG60 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG70=`echo "scale=4; x = $totalG70 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG80=`echo "scale=4; x = $totalG80 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG90=`echo "scale=4; x = $totalG90 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  avgG100=`echo "scale=4; x = $totalG100 / $NUM_LOOP; if(x<1) print 0; x" | bc`
+  echo "Latency, 10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, 100%"
+  echo "Cassandra, $avgG10, $avgG20, $avgG30, $avgG40, $avgG50, $avgG60, $avgG70, $avgG80, $avgG90, $avgG100"
+}
+
+################ Main ################
+
+master=false
+develop=true
+verbose=false
+regeneratedata=false
+
+for arg in "$@"
+do
+  case $arg in
+    -v)
+      verbose=true
+      shift ;;
+
+    -c)
+      clients=$2
+      shift 2;;
+
+    -r)
+      regeneratedata=true
+      ;;
+
+    -n)
+      NUM_LOOP=$2
+      shift 2;;
+
+    *)
+      ;;
+  esac
+done
+
+WORK_DIR=/mnt/root/TDengine
+CASTEST_DIR=$WORK_DIR/tests/comparisonTest/cassandra
+
+runTest
+
+printTo "Test done!"