Project Number Date
test_Tails_ISO_stable 4878 08 Jun 2024, 12:33

Feature Report

Steps Scenarios Features
Feature Passed Failed Skipped Pending Undefined Total Passed Failed Total Duration Status
System memory erasure on shutdown 53 0 0 0 0 53 6 0 6 11:24.353 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
19.564
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.109
And I prepare Tails for memory erasure tests 0.493
When I start a process allocating 128 MiB of memory with a known pattern 1.161
Then patterns cover at least 128 MiB in the guest's memory 4.126 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.464
Then I find very few patterns in the guest's memory 4.209 
Pattern coverage: 0.000% (0 MiB out of 865 MiB reference memory)
After features/support/hooks.rb:315 1.741
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
24.905
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.075
And I prepare Tails for memory erasure tests 0.403
And I find very few patterns in the guest's memory 4.683 
Pattern coverage: 0.000% (0 MiB out of 868 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.194
Then patterns cover at least 99% of the test FS size in the guest's memory 3.280 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.805
Then I find very few patterns in the guest's memory 5.461 
Pattern coverage: 0.000% (0 MiB out of 868 MiB reference memory)
After features/support/hooks.rb:315 2.452
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
47.139
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.455
And I prepare Tails for memory erasure tests 0.407
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.013
Then I find very few patterns in the guest's memory 4.404 
Pattern coverage: 0.000% (0 MiB out of 869 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.429
Then patterns cover at least 86% of the test FS size in the guest's memory 3.647 
Pattern coverage: 91.242% (116 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.780
Then I find very few patterns in the guest's memory 4.437 
Pattern coverage: 0.000% (0 MiB out of 869 MiB reference memory)
# read cache
When I mount the USB drive again 0.330
And I read the content of the test FS 0.773
Then patterns cover at least 99% of the test FS size in the guest's memory 4.057 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.064
Then I find very few patterns in the guest's memory 4.338 
Pattern coverage: 0.000% (0 MiB out of 869 MiB reference memory)
After features/support/hooks.rb:315 0.793
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:10.581
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.102
And I prepare Tails for memory erasure tests 0.445
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 35.895
Then I find very few patterns in the guest's memory 3.624 
Pattern coverage: 0.000% (0 MiB out of 864 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.179
Then patterns cover at least 99% of the test FS size in the guest's memory 2.996 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.081
Then I find very few patterns in the guest's memory 3.627 
Pattern coverage: 0.000% (0 MiB out of 864 MiB reference memory)
# read cache
When I mount the USB drive again 4.662
And I read the content of the test FS 0.745
Then patterns cover at least 99% of the test FS size in the guest's memory 3.027 
Pattern coverage: 106.115% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.777
Then I find very few patterns in the guest's memory 3.414 
Pattern coverage: 0.000% (0 MiB out of 864 MiB reference memory)
After features/support/hooks.rb:315 1.011
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
51.594
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.123
And I prepare Tails for memory erasure tests 0.427
When I fill a 128 MiB file with a known pattern on the root filesystem 16.235
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.895
Then patterns cover at least 128 MiB in the guest's memory 3.070 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.015
And I wait 20 seconds 20.020 
Slept for 20 seconds
Then I find very few patterns in the guest's memory 1.806 
Pattern coverage: 0.000% (0 MiB out of 866 MiB reference memory)
After features/support/hooks.rb:315 3.518
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:50.568
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 7:5.715
And I prepare Tails for memory erasure tests 0.418
When I fill a 128 MiB file with a known pattern on the persistent filesystem 22.236
When I trigger shutdown 0.011
And I wait 20 seconds 20.020 
Slept for 20 seconds
Then I find very few patterns in the guest's memory 2.165 
Pattern coverage: 0.000% (0 MiB out of 869 MiB reference memory)
After features/support/hooks.rb:315 3.509
After features/support/hooks.rb:100 0.012