bin/disk_stress_ng: Warn and exit if disk is smaller than 10GiB because small disks tend to run out of space when testing. LP: #1667488

1 files changed, 7 insertions, 1 deletions

diff --git a/bin/disk_stress_ng b/bin/disk_stress_ng
index a47ab79..de96f46 100755
--- a/bin/disk_stress_ng
+++ b/bin/disk_stress_ng
@@ -151,9 +151,15 @@ mount_filesystem() {
 fi
 
 find_largest_partition
-
+ 
 if [ -n "$largest_part" ] ; then
 echo "Found largest partition: \"$largest_part\""
+ # If largest partition is too small, just abort with a message
+ if [ $largest_size -lt 10000000000 ] ; then
+ echo "Warning: $largest_part is less than 10GiB in size"
+ echo "Disk is too small to test. Aborting test!"
+ exit 1
+ fi
 mount_point=$(df | grep "$largest_part " | tr -s " " | cut -d " " -f 6)
 if [ "$mount_point" == "" ] && [ "$really_run" == "Y" ] ; then
 disk_device=$(echo $disk_device | sed "s/\/dev\/\/dev/\/dev/g")