Project Number Date
test_Tails_ISO_21565-flatpak-safe 134 10 Nov 2026, 03:24

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 7:32.277 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
20.023
Before features/support/hooks.rb:274 0.000
Before features/support/hooks.rb:281 0.001
Given I have started Tails from DVD without network and logged in 6.108
And I prepare Tails for memory erasure tests 0.273
When I start a process allocating 128 MiB of memory with a known pattern 2.286
# Since Debian Trixie we only get 99.610% coverage (tails#21012)
Then patterns cover at least 127 MiB in the guest's memory 3.027 
Pattern coverage: 100.395% (127 MiB out of 127 MiB reference memory)
When I kill the allocating process 0.725
Then I find very few patterns in the guest's memory after 5 seconds 7.601 
Pattern coverage: 0.000% (0 MiB out of 1393 MiB reference memory)
After features/support/hooks.rb:339 0.702
After features/support/hooks.rb:108 0.000
Tags: @product @slow @not_release_blocker
19.764
Before features/support/hooks.rb:274 0.000
Before features/support/hooks.rb:281 0.001
Given I have started Tails from DVD without network and logged in 6.146
And I prepare Tails for memory erasure tests 0.374
And I find very few patterns in the guest's memory 2.715 
Pattern coverage: 0.000% (0 MiB out of 1382 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.660
Then patterns cover at least 99% of the test FS size in the guest's memory 2.840 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.422
Then I find very few patterns in the guest's memory after 3 seconds 5.605 
Pattern coverage: 0.000% (0 MiB out of 1382 MiB reference memory)
After features/support/hooks.rb:339 0.943
After features/support/hooks.rb:108 0.000
Tags: @product @slow @not_release_blocker
48.578
Before features/support/hooks.rb:274 0.000
Before features/support/hooks.rb:281 0.001
Given I have started Tails from DVD without network and logged in 17.954
And I prepare Tails for memory erasure tests 0.266
When I plug and mount a 128 MiB USB drive with a vfat filesystem 5.223
Then I find very few patterns in the guest's memory 2.919 
Pattern coverage: 0.000% (0 MiB out of 1398 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.819
Then patterns cover at least 75% of the test FS size in the guest's memory 3.042 
Pattern coverage: 100.000% (127 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.718
Then I find very few patterns in the guest's memory after 3 seconds 5.730 
Pattern coverage: 0.000% (0 MiB out of 1398 MiB reference memory)
# read cache
When I mount the USB drive again 0.155
And I read the content of the test FS 0.592
Then patterns cover at least 99% of the test FS size in the guest's memory 2.972 
Pattern coverage: 100.000% (127 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.467
Then I find very few patterns in the guest's memory after 3 seconds 5.715 
Pattern coverage: 0.000% (0 MiB out of 1398 MiB reference memory)
After features/support/hooks.rb:339 0.659
After features/support/hooks.rb:108 0.000
Tags: @product @slow @not_release_blocker
1:1.305
Before features/support/hooks.rb:274 0.000
Before features/support/hooks.rb:281 0.002
Given I have started Tails from DVD without network and logged in 6.195
And I prepare Tails for memory erasure tests 0.287
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 29.253
Then I find very few patterns in the guest's memory 2.964 
Pattern coverage: 0.000% (0 MiB out of 1392 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.297
Then patterns cover at least 99% of the test FS size in the guest's memory 2.649 
Pattern coverage: 106.115% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.505
Then I find very few patterns in the guest's memory after 3 seconds 5.548 
Pattern coverage: 0.000% (0 MiB out of 1392 MiB reference memory)
# read cache
When I mount the USB drive again 3.560
And I read the content of the test FS 0.352
Then patterns cover at least 99% of the test FS size in the guest's memory 2.745 
Pattern coverage: 106.115% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.375
Then I find very few patterns in the guest's memory after 3 seconds 5.569 
Pattern coverage: 0.000% (0 MiB out of 1392 MiB reference memory)
After features/support/hooks.rb:339 0.894
After features/support/hooks.rb:108 0.000
Tags: @product @slow @not_release_blocker
44.997
Before features/support/hooks.rb:274 0.000
Before features/support/hooks.rb:281 0.001
Given I have started Tails from DVD without network and logged in 6.203
And I prepare Tails for memory erasure tests 0.306
When I fill a 128 MiB file with a known pattern on the root filesystem 14.108
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.610
Then patterns cover at least 128 MiB in the guest's memory 2.030 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.004
Then I find very few patterns in the guest's memory after 20 seconds 20.732 
Pattern coverage: 0.000% (0 MiB out of 1384 MiB reference memory)
After features/support/hooks.rb:339 3.550
After features/support/hooks.rb:108 0.000
Tags: @product @slow @not_release_blocker
4:17.607
Before features/support/hooks.rb:274 0.000
Before features/support/hooks.rb:281 0.001
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 3:46.138
And I prepare Tails for memory erasure tests 0.234
When I fill a 128 MiB file with a known pattern on the persistent filesystem 10.279
When I trigger shutdown 0.004
Then I find very few patterns in the guest's memory after 20 seconds 20.950 
Pattern coverage: 0.000% (0 MiB out of 1401 MiB reference memory)
After features/support/hooks.rb:339 3.521
After features/support/hooks.rb:108 0.008