Project Number Date
test_Tails_ISO_feature-arti 8 23 Nov 2024, 16:12

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 11:42.017 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
22.608
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.205
And I prepare Tails for memory erasure tests 0.453
When I start a process allocating 128 MiB of memory with a known pattern 2.405
Then patterns cover at least 128 MiB in the guest's memory 3.596 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 2.165
Then I find very few patterns in the guest's memory after 3 seconds 5.780 
Pattern coverage: 0.000% (0 MiB out of 893 MiB reference memory)
After features/support/hooks.rb:326 0.759
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
24.494
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.114
And I prepare Tails for memory erasure tests 0.377
And I find very few patterns in the guest's memory 3.101 
Pattern coverage: 0.000% (0 MiB out of 884 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.034
Then patterns cover at least 99% of the test FS size in the guest's memory 3.714 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.658
Then I find very few patterns in the guest's memory after 3 seconds 6.493 
Pattern coverage: 0.000% (0 MiB out of 884 MiB reference memory)
After features/support/hooks.rb:326 0.918
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
53.471
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.281
And I prepare Tails for memory erasure tests 0.422
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.109
Then I find very few patterns in the guest's memory 3.696 
Pattern coverage: 0.000% (0 MiB out of 885 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 6.684
Then patterns cover at least 75% of the test FS size in the guest's memory 3.642 
Pattern coverage: 86.628% (110 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.433
Then I find very few patterns in the guest's memory after 3 seconds 6.303 
Pattern coverage: 0.000% (0 MiB out of 885 MiB reference memory)
# read cache
When I mount the USB drive again 0.412
And I read the content of the test FS 1.187
Then patterns cover at least 99% of the test FS size in the guest's memory 3.963 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.765
Then I find very few patterns in the guest's memory after 3 seconds 6.569 
Pattern coverage: 0.000% (0 MiB out of 885 MiB reference memory)
After features/support/hooks.rb:326 0.858
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:11.208
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.105
And I prepare Tails for memory erasure tests 0.449
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 33.186
Then I find very few patterns in the guest's memory 2.647 
Pattern coverage: 0.000% (0 MiB out of 879 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.897
Then patterns cover at least 99% of the test FS size in the guest's memory 2.709 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.041
Then I find very few patterns in the guest's memory after 3 seconds 5.359 
Pattern coverage: 0.000% (0 MiB out of 879 MiB reference memory)
# read cache
When I mount the USB drive again 5.161
And I read the content of the test FS 0.418
Then patterns cover at least 99% of the test FS size in the guest's memory 3.417 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.799
Then I find very few patterns in the guest's memory after 3 seconds 6.015 
Pattern coverage: 0.000% (0 MiB out of 879 MiB reference memory)
After features/support/hooks.rb:326 0.835
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
52.946
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.149
And I prepare Tails for memory erasure tests 0.416
When I fill a 128 MiB file with a known pattern on the root filesystem 19.063
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.916
Then patterns cover at least 128 MiB in the guest's memory 2.595 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.012
Then I find very few patterns in the guest's memory after 20 seconds 20.792 
Pattern coverage: 0.000% (0 MiB out of 898 MiB reference memory)
After features/support/hooks.rb:326 3.531
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:57.289
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 7:10.930
And I prepare Tails for memory erasure tests 0.585
When I fill a 128 MiB file with a known pattern on the persistent filesystem 24.443
When I trigger shutdown 0.012
Then I find very few patterns in the guest's memory after 20 seconds 21.316 
Pattern coverage: 0.000% (0 MiB out of 863 MiB reference memory)
After features/support/hooks.rb:326 3.514
After features/support/hooks.rb:100 0.010