Project Number Date
test_Tails_ISO_feature-arti 7 22 Nov 2024, 16:31

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 11:46.690 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
22.134
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.599
And I prepare Tails for memory erasure tests 0.480
When I start a process allocating 128 MiB of memory with a known pattern 2.448
Then patterns cover at least 128 MiB in the guest's memory 3.527 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.136
Then I find very few patterns in the guest's memory after 3 seconds 5.943 
Pattern coverage: 0.000% (0 MiB out of 872 MiB reference memory)
After features/support/hooks.rb:326 0.832
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
25.262
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.315
And I prepare Tails for memory erasure tests 0.510
And I find very few patterns in the guest's memory 3.101 
Pattern coverage: 0.000% (0 MiB out of 876 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.660
Then patterns cover at least 99% of the test FS size in the guest's memory 2.971 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 1.653
Then I find very few patterns in the guest's memory after 3 seconds 6.049 
Pattern coverage: 0.000% (0 MiB out of 876 MiB reference memory)
After features/support/hooks.rb:326 1.268
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
49.885
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.576
And I prepare Tails for memory erasure tests 0.602
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.152
Then I find very few patterns in the guest's memory 3.369 
Pattern coverage: 0.000% (0 MiB out of 866 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.211
Then patterns cover at least 75% of the test FS size in the guest's memory 4.255 
Pattern coverage: 89.674% (114 MiB out of 127 MiB reference memory)
When I umount the USB drive 2.026
Then I find very few patterns in the guest's memory after 3 seconds 6.232 
Pattern coverage: 0.000% (0 MiB out of 866 MiB reference memory)
# read cache
When I mount the USB drive again 0.226
And I read the content of the test FS 0.834
Then patterns cover at least 99% of the test FS size in the guest's memory 3.285 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.876
Then I find very few patterns in the guest's memory after 3 seconds 6.236 
Pattern coverage: 0.000% (0 MiB out of 866 MiB reference memory)
After features/support/hooks.rb:326 2.630
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:13.412
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.047
And I prepare Tails for memory erasure tests 0.507
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 35.361
Then I find very few patterns in the guest's memory 2.455 
Pattern coverage: 0.000% (0 MiB out of 882 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.185
Then patterns cover at least 99% of the test FS size in the guest's memory 2.910 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.106
Then I find very few patterns in the guest's memory after 3 seconds 5.333 
Pattern coverage: 0.000% (0 MiB out of 882 MiB reference memory)
# read cache
When I mount the USB drive again 4.812
And I read the content of the test FS 0.400
Then patterns cover at least 99% of the test FS size in the guest's memory 2.759 
Pattern coverage: 106.116% (97 MiB out of 91 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 5.923 
Pattern coverage: 0.000% (0 MiB out of 882 MiB reference memory)
After features/support/hooks.rb:326 1.023
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
50.820
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.964
And I prepare Tails for memory erasure tests 0.408
When I fill a 128 MiB file with a known pattern on the root filesystem 14.774
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 2.447
Then patterns cover at least 128 MiB in the guest's memory 3.336 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.019
Then I find very few patterns in the guest's memory after 20 seconds 20.870 
Pattern coverage: 0.000% (0 MiB out of 870 MiB reference memory)
After features/support/hooks.rb:326 3.521
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
8:5.174
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 7:19.139
And I prepare Tails for memory erasure tests 0.515
When I fill a 128 MiB file with a known pattern on the persistent filesystem 24.155
When I trigger shutdown 0.041
Then I find very few patterns in the guest's memory after 20 seconds 21.321 
Pattern coverage: 0.000% (0 MiB out of 884 MiB reference memory)
After features/support/hooks.rb:326 3.555
After features/support/hooks.rb:100 0.013