Project Number Date
test_Tails_ISO_feature-arti 20 05 Dec 2024, 16:37

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 11:56.526 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
26.109
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 9.155
And I prepare Tails for memory erasure tests 0.432
When I start a process allocating 128 MiB of memory with a known pattern 3.433
Then patterns cover at least 128 MiB in the guest's memory 4.084 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 2.788
Then I find very few patterns in the guest's memory after 3 seconds 6.215 
Pattern coverage: 0.000% (0 MiB out of 898 MiB reference memory)
After features/support/hooks.rb:326 1.083
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
27.498
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 9.027
And I prepare Tails for memory erasure tests 0.412
And I find very few patterns in the guest's memory 2.885 
Pattern coverage: 0.000% (0 MiB out of 895 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.812
Then patterns cover at least 99% of the test FS size in the guest's memory 4.408 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 1.158
Then I find very few patterns in the guest's memory after 3 seconds 6.794 
Pattern coverage: 0.000% (0 MiB out of 895 MiB reference memory)
After features/support/hooks.rb:326 0.947
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
50.931
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.640
And I prepare Tails for memory erasure tests 0.452
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.365
Then I find very few patterns in the guest's memory 3.303 
Pattern coverage: 0.000% (0 MiB out of 898 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.801
Then patterns cover at least 75% of the test FS size in the guest's memory 3.483 
Pattern coverage: 92.613% (118 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.757
Then I find very few patterns in the guest's memory after 3 seconds 6.127 
Pattern coverage: 0.000% (0 MiB out of 898 MiB reference memory)
# read cache
When I mount the USB drive again 0.352
And I read the content of the test FS 1.014
Then patterns cover at least 99% of the test FS size in the guest's memory 3.870 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.740
Then I find very few patterns in the guest's memory after 3 seconds 7.021 
Pattern coverage: 0.000% (0 MiB out of 898 MiB reference memory)
After features/support/hooks.rb:326 1.649
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:21.079
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.792
And I prepare Tails for memory erasure tests 0.433
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 38.463
Then I find very few patterns in the guest's memory 2.920 
Pattern coverage: 0.000% (0 MiB out of 894 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.313
Then patterns cover at least 99% of the test FS size in the guest's memory 2.708 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.961
Then I find very few patterns in the guest's memory after 3 seconds 6.169 
Pattern coverage: 0.000% (0 MiB out of 894 MiB reference memory)
# read cache
When I mount the USB drive again 8.339
And I read the content of the test FS 0.461
Then patterns cover at least 99% of the test FS size in the guest's memory 3.346 
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 5.422 
Pattern coverage: 0.000% (0 MiB out of 894 MiB reference memory)
After features/support/hooks.rb:326 1.289
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
49.208
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.273
And I prepare Tails for memory erasure tests 0.545
When I fill a 128 MiB file with a known pattern on the root filesystem 15.694
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.566
Then patterns cover at least 128 MiB in the guest's memory 2.315 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.014
Then I find very few patterns in the guest's memory after 20 seconds 20.798 
Pattern coverage: 0.000% (0 MiB out of 899 MiB reference memory)
After features/support/hooks.rb:326 3.526
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
8:1.697
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 7:16.423
And I prepare Tails for memory erasure tests 0.476
When I fill a 128 MiB file with a known pattern on the persistent filesystem 23.425
When I trigger shutdown 0.014
Then I find very few patterns in the guest's memory after 20 seconds 21.358 
Pattern coverage: 0.000% (0 MiB out of 883 MiB reference memory)
After features/support/hooks.rb:326 3.535
After features/support/hooks.rb:100 0.013