Project Number Date
test_Tails_ISO_10422-tor-browser-in-flatpak 19 14 Feb 2025, 17:34

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 11:26.437 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
25.794
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.310
And I prepare Tails for memory erasure tests 0.687
When I start a process allocating 128 MiB of memory with a known pattern 2.634
Then patterns cover at least 128 MiB in the guest's memory 3.189 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 3.017
Then I find very few patterns in the guest's memory after 5 seconds 7.954 
Pattern coverage: 0.000% (0 MiB out of 896 MiB reference memory)
After features/support/hooks.rb:326 1.241
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
28.054
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.208
And I prepare Tails for memory erasure tests 0.397
And I find very few patterns in the guest's memory 2.967 
Pattern coverage: 0.000% (0 MiB out of 894 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.848
Then patterns cover at least 99% of the test FS size in the guest's memory 3.595 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 4.298
Then I find very few patterns in the guest's memory after 3 seconds 5.738 
Pattern coverage: 0.000% (0 MiB out of 894 MiB reference memory)
After features/support/hooks.rb:326 2.022
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
48.080
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.216
And I prepare Tails for memory erasure tests 0.458
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.033
Then I find very few patterns in the guest's memory 3.383 
Pattern coverage: 0.000% (0 MiB out of 879 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.095
Then patterns cover at least 75% of the test FS size in the guest's memory 3.057 
Pattern coverage: 91.517% (116 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.699
Then I find very few patterns in the guest's memory after 3 seconds 6.119 
Pattern coverage: 0.000% (0 MiB out of 879 MiB reference memory)
# read cache
When I mount the USB drive again 0.299
And I read the content of the test FS 0.998
Then patterns cover at least 99% of the test FS size in the guest's memory 3.521 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.507
Then I find very few patterns in the guest's memory after 3 seconds 5.689 
Pattern coverage: 0.000% (0 MiB out of 879 MiB reference memory)
After features/support/hooks.rb:326 1.924
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:32.294
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 20.746
And I prepare Tails for memory erasure tests 0.479
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 40.622
Then I find very few patterns in the guest's memory 2.436 
Pattern coverage: 0.000% (0 MiB out of 901 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.021
Then patterns cover at least 99% of the test FS size in the guest's memory 2.727 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.245
Then I find very few patterns in the guest's memory after 3 seconds 5.447 
Pattern coverage: 0.000% (0 MiB out of 901 MiB reference memory)
# read cache
When I mount the USB drive again 6.628
And I read the content of the test FS 0.377
Then patterns cover at least 99% of the test FS size in the guest's memory 2.827 
Pattern coverage: 106.116% (97 MiB out of 91 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 5.988 
Pattern coverage: 0.000% (0 MiB out of 901 MiB reference memory)
After features/support/hooks.rb:326 0.934
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
49.116
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.001
And I prepare Tails for memory erasure tests 0.380
When I fill a 128 MiB file with a known pattern on the root filesystem 14.846
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 2.046
Then patterns cover at least 128 MiB in the guest's memory 2.963 
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 20.861 
Pattern coverage: 0.000% (0 MiB out of 900 MiB reference memory)
After features/support/hooks.rb:326 3.535
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:23.097
Before features/support/hooks.rb:269 0.002
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 6:40.141
And I prepare Tails for memory erasure tests 0.413
When I fill a 128 MiB file with a known pattern on the persistent filesystem 21.394
When I trigger shutdown 0.012
Then I find very few patterns in the guest's memory after 20 seconds 21.135 
Pattern coverage: 0.000% (0 MiB out of 889 MiB reference memory)
After features/support/hooks.rb:326 3.519
After features/support/hooks.rb:100 0.025