Update whatisdoing.sh

Improved getting pid

utils/whatisdoing.sh

@@ -9,7 +9,7 @@
 #!/bin/bash
 nsamples=1
 sleeptime=0
-pid=$(ps auxww | grep 'redis-server' | grep -v grep | awk '{print $2}')
+pid=$(ps auxww | grep '[r]edis-server' | awk '{print $2}')
 
 for x in $(seq 1 $nsamples)
   do