run iostat while freeing up disk space

Author: the8472

src/ci/scripts/free-disk-space-linux.sh

@@ -253,11 +253,16 @@ AVAILABLE_INITIAL=$(getAvailableSpace)
 
 printDF "BEFORE CLEAN-UP:"
 echo ""
+
+iostat -x 20 &
+
 execAndMeasureSpaceChange cleanPackages "Unused packages"
 execAndMeasureSpaceChange cleanDocker "Docker images"
 execAndMeasureSpaceChange cleanSwap "Swap storage"
 execAndMeasureSpaceChange removeUnusedFilesAndDirs "Unused files and directories"
 
+kill %1
+
 # Output saved space statistic
 echo ""
 printDF "AFTER CLEAN-UP:"