Project Number Date
test_Tails_ISO_fix-homepage-image 4 09 Jul 2025, 07:40

Feature Report

Steps Scenarios Features
Feature Passed Failed Skipped Pending Undefined Total Passed Failed Total Duration Status
System memory erasure on shutdown 51 0 0 0 0 51 6 0 6 13:12.216 Passed
Tags: @product @slow @not_release_blocker
Feature System memory erasure on shutdown
As a Tails user when I shutdown Tails I want the system memory to be free from sensitive data.
Tags: @product @slow @not_release_blocker
36.841
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails from DVD without network and logged in 7.958
And I prepare Tails for memory erasure tests 0.480
When I start a process allocating 128 MiB of memory with a known pattern 1.312
Then patterns cover at least 128 MiB in the guest's memory 11.423 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.446
Then I find very few patterns in the guest's memory after 5 seconds 15.219 
Pattern coverage: 0.000% (0 MiB out of 886 MiB reference memory)
After features/support/hooks.rb:330 0.647
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
46.542
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails from DVD without network and logged in 8.100
And I prepare Tails for memory erasure tests 0.558
And I find very few patterns in the guest's memory 11.116 
Pattern coverage: 0.000% (0 MiB out of 897 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.358
Then patterns cover at least 99% of the test FS size in the guest's memory 11.925 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.279
Then I find very few patterns in the guest's memory after 3 seconds 13.203 
Pattern coverage: 0.000% (0 MiB out of 897 MiB reference memory)
After features/support/hooks.rb:330 0.760
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:40.440
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails from DVD without network and logged in 8.238
And I prepare Tails for memory erasure tests 0.487
When I plug and mount a 128 MiB USB drive with a vfat filesystem 8.829
Then I find very few patterns in the guest's memory 17.634 
Pattern coverage: 0.000% (0 MiB out of 884 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.194
Then patterns cover at least 75% of the test FS size in the guest's memory 21.489 
Pattern coverage: 86.821% (110 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.745
Then I find very few patterns in the guest's memory after 3 seconds 14.388 
Pattern coverage: 0.000% (0 MiB out of 884 MiB reference memory)
# read cache
When I mount the USB drive again 0.212
And I read the content of the test FS 0.603
Then patterns cover at least 99% of the test FS size in the guest's memory 11.587 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.301
Then I find very few patterns in the guest's memory after 3 seconds 12.726 
Pattern coverage: 0.000% (0 MiB out of 884 MiB reference memory)
After features/support/hooks.rb:330 0.803
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:33.002
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.003
Given I have started Tails from DVD without network and logged in 8.602
And I prepare Tails for memory erasure tests 0.528
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 28.343
Then I find very few patterns in the guest's memory 9.073 
Pattern coverage: 0.000% (0 MiB out of 889 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.016
Then patterns cover at least 99% of the test FS size in the guest's memory 8.989 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.547
Then I find very few patterns in the guest's memory after 3 seconds 10.784 
Pattern coverage: 0.000% (0 MiB out of 889 MiB reference memory)
# read cache
When I mount the USB drive again 3.396
And I read the content of the test FS 0.378
Then patterns cover at least 99% of the test FS size in the guest's memory 8.634 
Pattern coverage: 106.115% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.437
Then I find very few patterns in the guest's memory after 3 seconds 11.270 
Pattern coverage: 0.000% (0 MiB out of 889 MiB reference memory)
After features/support/hooks.rb:330 1.214
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
57.501
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails from DVD without network and logged in 8.091
And I prepare Tails for memory erasure tests 0.793
When I fill a 128 MiB file with a known pattern on the root filesystem 17.176
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.457
Then patterns cover at least 128 MiB in the guest's memory 8.090 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.016
Then I find very few patterns in the guest's memory after 20 seconds 21.875 
Pattern coverage: 0.000% (0 MiB out of 896 MiB reference memory)
After features/support/hooks.rb:330 3.500
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:37.887
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 6:50.907
And I prepare Tails for memory erasure tests 0.373
When I fill a 128 MiB file with a known pattern on the persistent filesystem 24.307
When I trigger shutdown 0.012
Then I find very few patterns in the guest's memory after 20 seconds 22.286 
Pattern coverage: 0.000% (0 MiB out of 901 MiB reference memory)
After features/support/hooks.rb:330 3.512
After features/support/hooks.rb:100 0.012