Project Number Date
test_Tails_ISO_stable 5280 20 Nov 2024, 21:34

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 11:7.778 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
24.456
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.294
And I prepare Tails for memory erasure tests 0.442
When I start a process allocating 128 MiB of memory with a known pattern 2.350
Then patterns cover at least 128 MiB in the guest's memory 5.669 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.324
Then I find very few patterns in the guest's memory after 3 seconds 6.374 
Pattern coverage: 0.000% (0 MiB out of 901 MiB reference memory)
After features/support/hooks.rb:326 0.713
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
25.134
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.059
And I prepare Tails for memory erasure tests 0.407
And I find very few patterns in the guest's memory 3.380 
Pattern coverage: 0.000% (0 MiB out of 901 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.842
Then patterns cover at least 99% of the test FS size in the guest's memory 3.717 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.729
Then I find very few patterns in the guest's memory after 3 seconds 6.997 
Pattern coverage: 0.000% (0 MiB out of 901 MiB reference memory)
After features/support/hooks.rb:326 0.804
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
49.124
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.100
And I prepare Tails for memory erasure tests 0.410
When I plug and mount a 128 MiB USB drive with a vfat filesystem 9.978
Then I find very few patterns in the guest's memory 3.861 
Pattern coverage: 0.000% (0 MiB out of 896 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.681
Then patterns cover at least 75% of the test FS size in the guest's memory 4.368 
Pattern coverage: 90.773% (115 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.289
Then I find very few patterns in the guest's memory after 3 seconds 6.744 
Pattern coverage: 0.000% (0 MiB out of 896 MiB reference memory)
# read cache
When I mount the USB drive again 0.432
And I read the content of the test FS 0.682
Then patterns cover at least 99% of the test FS size in the guest's memory 3.546 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.610
Then I find very few patterns in the guest's memory after 3 seconds 6.418 
Pattern coverage: 0.000% (0 MiB out of 896 MiB reference memory)
After features/support/hooks.rb:326 1.053
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:16.423
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.099
And I prepare Tails for memory erasure tests 0.429
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 37.360
Then I find very few patterns in the guest's memory 3.678 
Pattern coverage: 0.000% (0 MiB out of 900 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.212
Then patterns cover at least 99% of the test FS size in the guest's memory 2.742 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.916
Then I find very few patterns in the guest's memory after 3 seconds 5.755 
Pattern coverage: 0.000% (0 MiB out of 900 MiB reference memory)
# read cache
When I mount the USB drive again 5.231
And I read the content of the test FS 0.508
Then patterns cover at least 99% of the test FS size in the guest's memory 3.009 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.663
Then I find very few patterns in the guest's memory after 3 seconds 5.815 
Pattern coverage: 0.000% (0 MiB out of 900 MiB reference memory)
After features/support/hooks.rb:326 0.841
After features/support/hooks.rb:100 0.001
Tags: @product @slow @not_release_blocker
49.750
Before features/support/hooks.rb:269 0.008
Given I have started Tails from DVD without network and logged in 8.119
And I prepare Tails for memory erasure tests 0.388
When I fill a 128 MiB file with a known pattern on the root filesystem 15.834
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.999
Then patterns cover at least 128 MiB in the guest's memory 2.610 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.042
Then I find very few patterns in the guest's memory after 20 seconds 20.755 
Pattern coverage: 0.000% (0 MiB out of 899 MiB reference memory)
After features/support/hooks.rb:326 3.523
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:22.888
Before features/support/hooks.rb:269 0.003
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 6:40.356
And I prepare Tails for memory erasure tests 0.530
When I fill a 128 MiB file with a known pattern on the persistent filesystem 20.710
When I trigger shutdown 0.012
Then I find very few patterns in the guest's memory after 20 seconds 21.278 
Pattern coverage: 0.000% (0 MiB out of 887 MiB reference memory)
After features/support/hooks.rb:326 3.505
After features/support/hooks.rb:100 0.011