diff --git a/tests/all.sh b/tests/all.sh
index db58c11..c6ba7cb 100644
--- a/tests/all.sh
+++ b/tests/all.sh
@@ -142,6 +142,19 @@ function AddSleepToConfig() {
   sleep 2
 }
 
+function StartTimer() {
+  START_TIME=$(date +%s%N)
+}
+
+function printElapsedTime() {
+  local END_TIME
+  local ELAPSED_TIME
+
+  END_TIME=$(date +%s%N)
+  ELAPSED_TIME=$(echo "($END_TIME - $START_TIME)/1000000" | bc)
+  printYellow "Elapsed time $ELAPSED_TIME ms"
+}
+
 function getPHPVersion() {
   TEST_STRING=$1
   PHP_VERSION=$(echo "$TEST_STRING" | grep -oP "(\d\.\d)")
@@ -530,6 +543,7 @@ setUp() {
   if [[ -d "$CACHE_DIRECTORY" ]]; then
     sudo find "$CACHE_DIRECTORY" -type f -exec rm '{}' \;
   fi
+  StartTimer
 }
 
 #Called after every test
@@ -566,6 +580,7 @@ testNonRootUserPrivilegesDiscovery() {
   #Run the script under non root user
   DATA=$(sudo -u zabbix "/etc/zabbix/zabbix_php_fpm_discovery.sh")
   IS_OK=$(echo "$DATA" | grep -F 'Insufficient privileges')
+  printElapsedTime
   assertNotNull "The discovery script must not work for non root user" "$IS_OK"
   printSuccess "${FUNCNAME[0]}"
 }
@@ -575,6 +590,7 @@ testNonRootUserPrivilegesStatus() {
   assertNotNull "Test socket is not defined" "$TEST_SOCKET"
   DATA=$(sudo -u zabbix "/etc/zabbix/zabbix_php_fpm_status.sh" "$TEST_SOCKET" "/php-fpm-status")
   IS_OK=$(echo "$DATA" | grep -F 'Insufficient privileges')
+  printElapsedTime
   assertNotNull "The status script must not work for non root user" "$IS_OK"
   printSuccess "${FUNCNAME[0]}"
 }
@@ -589,6 +605,7 @@ testStatusScriptSocket() {
   assertNotNull "Test socket is not defined" "$TEST_SOCKET"
   DATA=$(sudo -u zabbix sudo "/etc/zabbix/zabbix_php_fpm_status.sh" "$TEST_SOCKET" "/php-fpm-status")
   IS_OK=$(echo "$DATA" | grep -F '{"pool":"')
+  printElapsedTime
   assertNotNull "Failed to get status from pool $TEST_SOCKET: $DATA" "$IS_OK"
   printGreen "Success test of $TEST_SOCKET"
   printSuccess "${FUNCNAME[0]}"
@@ -601,6 +618,7 @@ testStatusScriptPort() {
   #Make the test:
   DATA=$(sudo -u zabbix sudo "/etc/zabbix/zabbix_php_fpm_status.sh" "$PHP_POOL" "/php-fpm-status")
   IS_OK=$(echo "$DATA" | grep -F '{"pool":"')
+  printElapsedTime
   assertNotNull "Failed to get status from pool $PHP_POOL: $DATA" "$IS_OK"
   printGreen "Success test of $PHP_POOL"
   printSuccess "${FUNCNAME[0]}"
@@ -609,6 +627,7 @@ testStatusScriptPort() {
 testZabbixStatusSocket() {
   DATA=$(zabbix_get -s 127.0.0.1 -p 10050 -k php-fpm.status["$TEST_SOCKET","/php-fpm-status"])
   IS_OK=$(echo "$DATA" | grep -F '{"pool":"')
+  printElapsedTime
   assertNotNull "Failed to get status from pool $PHP_POOL: $DATA" "$IS_OK"
   printGreen "Success test of $PHP_POOL"
   printSuccess "${FUNCNAME[0]}"
@@ -620,6 +639,7 @@ testZabbixStatusPort() {
 
   DATA=$(zabbix_get -s 127.0.0.1 -p 10050 -k php-fpm.status["$PHP_POOL","/php-fpm-status"])
   IS_OK=$(echo "$DATA" | grep -F '{"pool":"')
+  printElapsedTime
   assertNotNull "Failed to get status from pool $PHP_POOL: $DATA" "$IS_OK"
   printGreen "Success test of $PHP_POOL"
   printSuccess "${FUNCNAME[0]}"
@@ -628,6 +648,7 @@ testZabbixStatusPort() {
 testDiscoverScriptReturnsData() {
   DATA=$(sudo -u zabbix sudo "/etc/zabbix/zabbix_php_fpm_discovery.sh" "/php-fpm-status")
   IS_OK=$(echo "$DATA" | grep -F '{"data":[{"{#POOLNAME}"')
+  printElapsedTime
   assertNotNull "Discover script failed: $DATA" "$IS_OK"
   printSuccess "${FUNCNAME[0]}"
 }
@@ -644,6 +665,7 @@ testDiscoverScriptDebug() {
     echo "$DATA"
     travis_fold_end
   fi
+  printElapsedTime
   assertEquals "Discover script errors mismatch" "$PHP_COUNT" "$NUMBER_OF_ERRORS"
   printSuccess "${FUNCNAME[0]}"
 }
@@ -651,6 +673,7 @@ testDiscoverScriptDebug() {
 testZabbixDiscoverReturnsData() {
   DATA=$(zabbix_get -s 127.0.0.1 -p 10050 -k php-fpm.discover["/php-fpm-status"])
   IS_OK=$(echo "$DATA" | grep -F '{"data":[{"{#POOLNAME}"')
+  printElapsedTime
   assertNotNull "Discover script failed: $DATA" "$IS_OK"
   printSuccess "${FUNCNAME[0]}"
 }
@@ -660,6 +683,7 @@ testDiscoverScriptSleep() {
   CHECK_OK_COUNT=$(echo "$DATA" | grep -o -F "execution time OK" | wc -l)
   STOP_OK_COUNT=$(echo "$DATA" | grep -o -F "stop required" | wc -l)
 
+  printElapsedTime
   printYellow "Success time checks: $CHECK_OK_COUNT"
   printYellow "Stop time checks: $STOP_OK_COUNT"
 
@@ -682,15 +706,12 @@ testZabbixDiscoverSleep() {
 }
 
 testDiscoverScriptRunDuration() {
-  START_TIME=$(date +%s%N)
   DATA=$(sudo -u zabbix sudo "/etc/zabbix/zabbix_php_fpm_discovery.sh" "debug" "sleep" "/php-fpm-status")
-  END_TIME=$(date +%s%N)
-  ELAPSED_TIME=$(echo "($END_TIME - $START_TIME)/1000000" | bc)
   CHECK_OK_COUNT=$(echo "$DATA" | grep -o -F "execution time OK" | wc -l)
   STOP_OK_COUNT=$(echo "$DATA" | grep -o -F "stop required" | wc -l)
   MAX_TIME=$(echo "$ZABBIX_TIMEOUT * 1000" | bc)
 
-  printYellow "Elapsed time $ELAPSED_TIME ms"
+  printElapsedTime
   printYellow "Success time checks: $CHECK_OK_COUNT"
   printYellow "Stop time checks: $STOP_OK_COUNT"
 
@@ -702,13 +723,10 @@ testZabbixDiscoverRunDuration() {
   #Add sleep
   AddSleepToConfig
 
-  START_TIME=$(date +%s%N)
   DATA=$(zabbix_get -s 127.0.0.1 -p 10050 -k php-fpm.discover["/php-fpm-status"])
-  END_TIME=$(date +%s%N)
-  ELAPSED_TIME=$(echo "($END_TIME - $START_TIME)/1000000" | bc)
   MAX_TIME=$(echo "$ZABBIX_TIMEOUT * 1000" | bc)
 
-  printYellow "Elapsed time $ELAPSED_TIME ms"
+  printElapsedTime
 
   assertTrue "The script worked for too long" "[ $ELAPSED_TIME -lt $MAX_TIME ]"
   printSuccess "${FUNCNAME[0]}"
@@ -718,6 +736,7 @@ testDiscoverScriptDoubleRun() {
   DATA_FIRST=$(sudo -u zabbix sudo "/etc/zabbix/zabbix_php_fpm_discovery.sh" "debug" "sleep" "/php-fpm-status")
   DATA_SECOND=$(sudo -u zabbix sudo "/etc/zabbix/zabbix_php_fpm_discovery.sh" "debug" "sleep" "/php-fpm-status")
 
+  printElapsedTime
   assertNotEquals "Multiple discovery routines provide the same results: $DATA_FIRST" "$DATA_FIRST" "$DATA_SECOND"
   printSuccess "${FUNCNAME[0]}"
 }
@@ -729,6 +748,7 @@ testZabbixDiscoverDoubleRun() {
   DATA_FIRST=$(zabbix_get -s 127.0.0.1 -p 10050 -k php-fpm.discover["/php-fpm-status"])
   DATA_SECOND=$(zabbix_get -s 127.0.0.1 -p 10050 -k php-fpm.discover["/php-fpm-status"])
 
+  printElapsedTime
   assertNotEquals "Multiple discovery routines provide the same results: $DATA_FIRST" "$DATA_FIRST" "$DATA_SECOND"
   printSuccess "${FUNCNAME[0]}"
 }
@@ -790,6 +810,7 @@ testZabbixDiscoverNumberOfSocketPools() {
   travis_fold_start "${FUNCNAME[0]}" "ⓘ Zabbix response"
   echo "$DATA"
   travis_fold_end
+  printElapsedTime
   printSuccess "${FUNCNAME[0]}"
 }
 
@@ -799,6 +820,7 @@ testZabbixDiscoverNumberOfDynamicPools() {
   travis_fold_start "${FUNCNAME[0]}" "ⓘ Zabbix response"
   echo "$DATA"
   travis_fold_end
+  printElapsedTime
   printSuccess "${FUNCNAME[0]}"
 }
 
@@ -809,6 +831,7 @@ testZabbixDiscoverNumberOfOndemandPoolsCold() {
   travis_fold_start "${FUNCNAME[0]}" "ⓘ Zabbix response"
   echo "$DATA"
   travis_fold_end
+  printElapsedTime
   printSuccess "${FUNCNAME[0]}"
 }
 
@@ -819,6 +842,7 @@ testZabbixDiscoverNumberOfOndemandPoolsHot() {
   travis_fold_start "${FUNCNAME[0]}" "ⓘ Zabbix response"
   echo "$DATA"
   travis_fold_end
+  printElapsedTime
   printSuccess "${FUNCNAME[0]}"
 }
 
@@ -840,6 +864,7 @@ testZabbixDiscoverNumberOfOndemandPoolsCache() {
   echo "$CACHED_DATA"
   travis_fold_end
 
+  printElapsedTime
   assertEquals "Data mismatch" "$INITIAL_DATA" "$CACHED_DATA"
   printSuccess "${FUNCNAME[0]}"
 }
@@ -851,6 +876,7 @@ testZabbixDiscoverNumberOfIPPools() {
   travis_fold_start "${FUNCNAME[0]}" "ⓘ Zabbix response"
   echo "$DATA"
   travis_fold_end
+  printElapsedTime
   printSuccess "${FUNCNAME[0]}"
 }
 
@@ -860,6 +886,7 @@ testZabbixDiscoverNumberOfPortPools() {
   travis_fold_start "${FUNCNAME[0]}" "ⓘ Zabbix response"
   echo "$DATA"
   travis_fold_end
+  printElapsedTime
   printSuccess "${FUNCNAME[0]}"
 }
 
@@ -885,6 +912,7 @@ testDiscoverScriptManyPoolsRunDuration() {
     printAction "Run #$c..."
     testDiscoverScriptRunDuration
   done
+  printElapsedTime
   printSuccess "${FUNCNAME[0]}"
 }
 
@@ -894,6 +922,7 @@ testZabbixDiscoverManyPoolsRunDuration() {
     printAction "Run #$c..."
     testZabbixDiscoverRunDuration
   done
+  printElapsedTime
   printSuccess "${FUNCNAME[0]}"
 }
 
diff --git a/zabbix/zabbix_php_fpm_discovery.sh b/zabbix/zabbix_php_fpm_discovery.sh
index a987055..178c7da 100644
--- a/zabbix/zabbix_php_fpm_discovery.sh
+++ b/zabbix/zabbix_php_fpm_discovery.sh
@@ -38,6 +38,13 @@ CACHE_DIRECTORY="$CACHE_ROOT/$CACHE_DIR_NAME"
 #Maximum number of tasks allowed to be run in parallel
 MAX_PARALLEL_TASKS=10
 
+# Separator that is used internally in array.
+# This is only a single character that should not be distinct and not in a list of characters allowed in:
+# PHP-FPM pool name
+# domain name
+# IP address, port, and colon (:)
+ARRAY_SEPARATOR=";"
+
 #Checking all the required executables
 S_PS=$(type -P ps)
 S_GREP=$(type -P grep)
@@ -234,15 +241,15 @@ function UpdatePoolInCache() {
 
     local ITEM_NAME
     # shellcheck disable=SC2016
-    ITEM_NAME=$(echo "$CACHE_ITEM" | $S_AWK -F ";" '{print $1}')
+    ITEM_NAME=$(echo "$CACHE_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $1}')
 
     local ITEM_SOCKET
     # shellcheck disable=SC2016
-    ITEM_SOCKET=$(echo "$CACHE_ITEM" | $S_AWK -F ";" '{print $2}')
+    ITEM_SOCKET=$(echo "$CACHE_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $2}')
 
     local ITEM_POOL_TYPE
     # shellcheck disable=SC2016
-    ITEM_POOL_TYPE=$(echo "$CACHE_ITEM" | $S_AWK -F ";" '{print $3}')
+    ITEM_POOL_TYPE=$(echo "$CACHE_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $3}')
 
     if [[ $ITEM_NAME == "$POOL_NAME" && $ITEM_SOCKET == "$POOL_SOCKET" ]] || [[ -z $ITEM_POOL_TYPE ]]; then
       PrintDebug "Pool $POOL_NAME $POOL_SOCKET is in cache, deleting..."
@@ -257,7 +264,7 @@ function UpdatePoolInCache() {
     CACHE=("${CACHE[@]}")
   fi
 
-  CACHE+=("$POOL_NAME;$POOL_SOCKET;$POOL_TYPE")
+  CACHE+=("$POOL_NAME$ARRAY_SEPARATOR$POOL_SOCKET$ARRAY_SEPARATOR$POOL_TYPE")
   PrintDebug "Added pool $POOL_NAME $POOL_SOCKET to cache list"
   return 0
 }
@@ -271,15 +278,15 @@ function UpdateCacheList() {
 
     local ITEM_NAME
     # shellcheck disable=SC2016
-    ITEM_NAME=$(echo "$CACHE_ITEM" | $S_AWK -F ";" '{print $1}')
+    ITEM_NAME=$(echo "$CACHE_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $1}')
 
     local ITEM_SOCKET
     # shellcheck disable=SC2016
-    ITEM_SOCKET=$(echo "$CACHE_ITEM" | $S_AWK -F ";" '{print $2}')
+    ITEM_SOCKET=$(echo "$CACHE_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $2}')
 
     local ITEM_POOL_TYPE
     # shellcheck disable=SC2016
-    ITEM_POOL_TYPE=$(echo "$CACHE_ITEM" | $S_AWK -F ";" '{print $3}')
+    ITEM_POOL_TYPE=$(echo "$CACHE_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $3}')
 
     if [[ $ITEM_NAME == "$POOL_NAME" && $ITEM_SOCKET == "$POOL_SOCKET" ]] || [[ -z $ITEM_POOL_TYPE ]]; then
       PrintDebug "Pool $POOL_NAME $POOL_SOCKET is in cache, deleting..."
@@ -337,7 +344,7 @@ function AddPoolToPendingList() {
   fi
 
   #Otherwise add this pool to the end of the list
-  PENDING_LIST+=("$POOL_NAME;$POOL_SOCKET")
+  PENDING_LIST+=("$POOL_NAME$ARRAY_SEPARATOR$POOL_SOCKET")
   PrintDebug "Added pool $POOL_NAME $POOL_SOCKET to pending list"
   return 1
 }
@@ -356,7 +363,7 @@ function DeletePoolFromPendingList() {
 
   for ITEM_INDEX in "${!PENDING_LIST[@]}"; do
     local PENDING_ITEM="${PENDING_LIST[$ITEM_INDEX]}"
-    if [[ "$PENDING_ITEM" == "$POOL_NAME $POOL_SOCKET" ]]; then
+    if [[ "$PENDING_ITEM" == "$POOL_NAME$ARRAY_SEPARATOR$POOL_SOCKET" ]]; then
       unset "PENDING_LIST[$ITEM_INDEX]"
       UNSET_USED="1"
     fi
@@ -410,11 +417,11 @@ function SavePrintResults() {
   for CACHE_ITEM in "${CACHE[@]}"; do
     local ITEM_NAME
     # shellcheck disable=SC2016
-    ITEM_NAME=$(echo "$CACHE_ITEM" | $S_AWK -F ";" '{print $1}')
+    ITEM_NAME=$(echo "$CACHE_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $1}')
 
     local ITEM_SOCKET
     # shellcheck disable=SC2016
-    ITEM_SOCKET=$(echo "$CACHE_ITEM" | $S_AWK -F ";" '{print $2}')
+    ITEM_SOCKET=$(echo "$CACHE_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $2}')
     EncodeToJson "$ITEM_NAME" "$ITEM_SOCKET"
   done
 
@@ -621,10 +628,10 @@ function PrintPendingList() {
   for POOL_ITEM in "${PENDING_LIST[@]}"; do
     local POOL_NAME
     # shellcheck disable=SC2016
-    POOL_NAME=$(echo "$POOL_ITEM" | $S_AWK -F ";" '{print $1}')
+    POOL_NAME=$(echo "$POOL_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $1}')
     local POOL_SOCKET
     # shellcheck disable=SC2016
-    POOL_SOCKET=$(echo "$POOL_ITEM" | $S_AWK -F ";" '{print $2}')
+    POOL_SOCKET=$(echo "$POOL_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $2}')
     if [[ -n "$POOL_NAME" ]] && [[ -n "$POOL_SOCKET" ]]; then
       PrintDebug "#$COUNTER $POOL_NAME $POOL_SOCKET"
       COUNTER=$(echo "$COUNTER + 1" | $S_BC)
@@ -638,13 +645,13 @@ function PrintCacheList() {
   for POOL_ITEM in "${CACHE[@]}"; do
     local POOL_NAME
     # shellcheck disable=SC2016
-    POOL_NAME=$(echo "$POOL_ITEM" | $S_AWK -F ";" '{print $1}')
+    POOL_NAME=$(echo "$POOL_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $1}')
     local POOL_SOCKET
     # shellcheck disable=SC2016
-    POOL_SOCKET=$(echo "$POOL_ITEM" | $S_AWK -F ";" '{print $2}')
+    POOL_SOCKET=$(echo "$POOL_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $2}')
     local PROCESS_MANAGER
     # shellcheck disable=SC2016
-    PROCESS_MANAGER=$(echo "$POOL_ITEM" | $S_AWK -F ";" '{print $3}')
+    PROCESS_MANAGER=$(echo "$POOL_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $3}')
     if [[ -n "$POOL_NAME" ]] && [[ -n "$POOL_SOCKET" ]] && [[ -n "$PROCESS_MANAGER" ]]; then
       PrintDebug "#$COUNTER $POOL_NAME $POOL_SOCKET $PROCESS_MANAGER"
       COUNTER=$(echo "$COUNTER + 1" | $S_BC)
@@ -798,16 +805,16 @@ LAST_PENDING_ITEM=${PENDING_LIST[${#PENDING_LIST[@]} - 1]}
 
 for POOL_ITEM in "${PENDING_LIST[@]}"; do
   # shellcheck disable=SC2016
-  POOL_NAME=$(echo "$POOL_ITEM" | $S_AWK -F ";" '{print $1}')
+  POOL_NAME=$(echo "$POOL_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $1}')
   # shellcheck disable=SC2016
-  POOL_SOCKET=$(echo "$POOL_ITEM" | $S_AWK -F ";" '{print $2}')
+  POOL_SOCKET=$(echo "$POOL_ITEM" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $2}')
   if [[ -n "$POOL_NAME" ]] && [[ -n "$POOL_SOCKET" ]]; then
     PARALLEL_TASKS=$((PARALLEL_TASKS + 1))
     if [[ $PARALLEL_TASKS -le $MAX_PARALLEL_TASKS ]]; then
       PrintDebug "Starting processing task for pool $POOL_NAME $POOL_SOCKET, subprocess #$PARALLEL_TASKS..."
       ProcessPool "$POOL_NAME" "$POOL_SOCKET" &
       TASK_PID=$!
-      TASK_LIST+=("$POOL_NAME;$POOL_SOCKET;$TASK_PID")
+      TASK_LIST+=("$POOL_NAME$ARRAY_SEPARATOR$POOL_SOCKET$ARRAY_SEPARATOR$TASK_PID")
     fi
 
     if [[ $PARALLEL_TASKS -gt $MAX_PARALLEL_TASKS ]] || [[ $LAST_PENDING_ITEM == "$POOL_ITEM" ]]; then
@@ -819,11 +826,11 @@ for POOL_ITEM in "${PENDING_LIST[@]}"; do
       fi
       for TASK_LINE in "${TASK_LIST[@]}"; do
         # shellcheck disable=SC2016
-        POOL_NAME=$(echo "$TASK_LINE" | $S_AWK -F ";" '{print $1}')
+        POOL_NAME=$(echo "$TASK_LINE" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $1}')
         # shellcheck disable=SC2016
-        POOL_SOCKET=$(echo "$TASK_LINE" | $S_AWK -F ";" '{print $2}')
+        POOL_SOCKET=$(echo "$TASK_LINE" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $2}')
         # shellcheck disable=SC2016
-        TASK_PID=$(echo "$TASK_LINE" | $S_AWK -F ";" '{print $3}')
+        TASK_PID=$(echo "$TASK_LINE" | $S_AWK -F "$ARRAY_SEPARATOR" '{print $3}')
         wait $TASK_PID
         EXIT_CODE=$?
         PrintDebug "Finished parallel task PID $TASK_PID for pool \"$POOL_NAME\" at $POOL_SOCKET"