Benchmark: fix typos and remove spurious whitespace

tests/riot.go

@@ -491,7 +491,7 @@ func init() {
 		usageNumRequests      = "Number of requests for the attack"
 		usageReadConcurrency  = "Set read concurrency value"
 		usageWriteConcurrency = "Set write concurrency value"
-		usageOffload          = "Perform reads only on %50 of the cluster size (With cluster size 2 reads will be perofmed only on follower1)"
+		usageOffload          = "Perform reads only on %50 of the cluster size (With cluster size 2 reads will be performed only on follower1)"
 		usageCharts           = "Create charts while executing the benchmarks. Output: graph-$testname.png"
 		usageOffset           = "The starting version from which we start the load"
 		usageWantAdd          = "Execute add benchmark"

tests/start_profiler

@@ -16,7 +16,7 @@
 
 echo "export PROFILING_RATE_HZ=30 (in seconds) env variable to set the default profiling delay. Default profiling rate is 30. Output: results/cpu|mem.pb.gz"
 
-function check_profiling { 
+function check_profiling {
     while ps ux | grep [p]prof > /dev/null
     do
         echo "Profiler running"
@@ -29,7 +29,7 @@ function profiler_cmd {
     ELAPSED=0
     while curl -s -X POST http://localhost:8080/health-check 2>&1 > /dev/null ; do
         (BALLOON_VERSION=$(curl -s http://localhost:6060/debug/vars | awk -F '"version": ' '/balloon_stats/ {print $2}' | tr -d '},')
-        # Avoid empty version beacause preload process is not already started... 
+        # Avoid empty version because preload process is not already started...
         : ${BALLOON_VERSION:=0}
         go tool pprof -proto -sample_index=alloc_objects -output results/$(date +%s)-${BALLOON_VERSION}-mem-alloc-objects.pb.gz http://localhost:6060/debug/pprof/heap
         go tool pprof -proto -sample_index=alloc_space -output results/$(date +%s)-${BALLOON_VERSION}-mem-alloc-space-top.pb.gz http://localhost:6060/debug/pprof/heap
@@ -45,5 +45,3 @@ mkdir -p results
 echo "PROFILING_RATE_HZ=${PROFILING_RATE_HZ}s"
 profiler_cmd
 check_profiling
-
-