Project Number Date
test_Tails_ISO_add-relevant-binary-packages-script 3 10 Oct 2026, 01:42

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 7:3.893 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
19.287
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 6.142
And I prepare Tails for memory erasure tests 0.257
When I start a process allocating 128 MiB of memory with a known pattern 2.220
# Since Debian Trixie we only get 99.610% coverage (tails#21012)
Then patterns cover at least 127 MiB in the guest's memory 2.799 
Pattern coverage: 100.395% (127 MiB out of 127 MiB reference memory)
When I kill the allocating process 0.186
Then I find very few patterns in the guest's memory after 5 seconds 7.681 
Pattern coverage: 0.000% (0 MiB out of 1400 MiB reference memory)
After features/support/hooks.rb:339 0.855
After features/support/hooks.rb:108 0.000
Tags: @product @slow @not_release_blocker
19.717
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 6.151
And I prepare Tails for memory erasure tests 0.292
And I find very few patterns in the guest's memory 2.589 
Pattern coverage: 0.000% (0 MiB out of 1408 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.380
Then patterns cover at least 99% of the test FS size in the guest's memory 3.070 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.360
Then I find very few patterns in the guest's memory after 3 seconds 5.872 
Pattern coverage: 0.000% (0 MiB out of 1408 MiB reference memory)
After features/support/hooks.rb:339 0.993
After features/support/hooks.rb:108 0.000
Tags: @product @slow @not_release_blocker
36.460
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 6.193
And I prepare Tails for memory erasure tests 0.290
When I plug and mount a 128 MiB USB drive with a vfat filesystem 5.266
Then I find very few patterns in the guest's memory 2.992 
Pattern coverage: 0.000% (0 MiB out of 1401 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.662
Then patterns cover at least 75% of the test FS size in the guest's memory 3.048 
Pattern coverage: 100.000% (127 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.637
Then I find very few patterns in the guest's memory after 3 seconds 5.668 
Pattern coverage: 0.000% (0 MiB out of 1401 MiB reference memory)
# read cache
When I mount the USB drive again 0.182
And I read the content of the test FS 0.587
Then patterns cover at least 99% of the test FS size in the guest's memory 2.899 
Pattern coverage: 100.000% (127 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.386
Then I find very few patterns in the guest's memory after 3 seconds 5.643 
Pattern coverage: 0.000% (0 MiB out of 1401 MiB reference memory)
After features/support/hooks.rb:339 0.700
After features/support/hooks.rb:108 0.000
Tags: @product @slow @not_release_blocker
58.906
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 6.231
And I prepare Tails for memory erasure tests 0.255
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 27.649
Then I find very few patterns in the guest's memory 2.694 
Pattern coverage: 0.000% (0 MiB out of 1400 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 0.982
Then patterns cover at least 99% of the test FS size in the guest's memory 2.614 
Pattern coverage: 106.115% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.446
Then I find very few patterns in the guest's memory after 3 seconds 5.496 
Pattern coverage: 0.000% (0 MiB out of 1400 MiB reference memory)
# read cache
When I mount the USB drive again 3.747
And I read the content of the test FS 0.321
Then patterns cover at least 99% of the test FS size in the guest's memory 2.664 
Pattern coverage: 106.115% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.440
Then I find very few patterns in the guest's memory after 3 seconds 5.361 
Pattern coverage: 0.000% (0 MiB out of 1400 MiB reference memory)
After features/support/hooks.rb:339 0.825
After features/support/hooks.rb:108 0.000
Tags: @product @slow @not_release_blocker
44.422
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 6.153
And I prepare Tails for memory erasure tests 0.214
When I fill a 128 MiB file with a known pattern on the root filesystem 12.945
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.412
Then patterns cover at least 128 MiB in the guest's memory 2.596 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.007
Then I find very few patterns in the guest's memory after 20 seconds 21.092 
Pattern coverage: 0.000% (0 MiB out of 1399 MiB reference memory)
After features/support/hooks.rb:339 3.675
After features/support/hooks.rb:108 0.000
Tags: @product @slow @not_release_blocker
4:5.098
Before features/support/hooks.rb:274 0.000
Before features/support/hooks.rb:281 0.002
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 3:34.069
And I prepare Tails for memory erasure tests 0.244
When I fill a 128 MiB file with a known pattern on the persistent filesystem 9.644
When I trigger shutdown 0.006
Then I find very few patterns in the guest's memory after 20 seconds 21.134 
Pattern coverage: 0.000% (0 MiB out of 1433 MiB reference memory)
After features/support/hooks.rb:339 3.579
After features/support/hooks.rb:108 0.008