Project Number Date
test_Tails_ISO_19139-arti-bridges 11 24 Nov 2024, 22:30

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 12:9.999 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
26.756
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 9.840
And I prepare Tails for memory erasure tests 0.541
When I start a process allocating 128 MiB of memory with a known pattern 3.645
Then patterns cover at least 128 MiB in the guest's memory 4.483 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.496
Then I find very few patterns in the guest's memory after 3 seconds 6.747 
Pattern coverage: 0.000% (0 MiB out of 872 MiB reference memory)
After features/support/hooks.rb:326 0.813
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
34.051
Before features/support/hooks.rb:269 0.004
Given I have started Tails from DVD without network and logged in 8.349
And I prepare Tails for memory erasure tests 0.470
And I find very few patterns in the guest's memory 3.663 
Pattern coverage: 0.000% (0 MiB out of 872 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 3.602
Then patterns cover at least 99% of the test FS size in the guest's memory 4.059 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 7.209
Then I find very few patterns in the guest's memory after 3 seconds 6.696 
Pattern coverage: 0.000% (0 MiB out of 872 MiB reference memory)
After features/support/hooks.rb:326 0.769
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
57.633
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 9.880
And I prepare Tails for memory erasure tests 0.569
When I plug and mount a 128 MiB USB drive with a vfat filesystem 11.982
Then I find very few patterns in the guest's memory 3.813 
Pattern coverage: 0.000% (0 MiB out of 869 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.529
Then patterns cover at least 75% of the test FS size in the guest's memory 4.513 
Pattern coverage: 87.155% (111 MiB out of 127 MiB reference memory)
When I umount the USB drive 2.886
Then I find very few patterns in the guest's memory after 3 seconds 6.878 
Pattern coverage: 0.000% (0 MiB out of 869 MiB reference memory)
# read cache
When I mount the USB drive again 0.339
And I read the content of the test FS 0.757
Then patterns cover at least 99% of the test FS size in the guest's memory 4.292 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.525
Then I find very few patterns in the guest's memory after 3 seconds 6.665 
Pattern coverage: 0.000% (0 MiB out of 869 MiB reference memory)
After features/support/hooks.rb:326 0.770
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:23.135
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.072
And I prepare Tails for memory erasure tests 0.425
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 41.269
Then I find very few patterns in the guest's memory 2.835 
Pattern coverage: 0.000% (0 MiB out of 869 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.028
Then patterns cover at least 99% of the test FS size in the guest's memory 2.790 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.965
Then I find very few patterns in the guest's memory after 3 seconds 7.194 
Pattern coverage: 0.000% (0 MiB out of 869 MiB reference memory)
# read cache
When I mount the USB drive again 5.887
And I read the content of the test FS 0.454
Then patterns cover at least 99% of the test FS size in the guest's memory 3.593 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.991
Then I find very few patterns in the guest's memory after 3 seconds 6.626 
Pattern coverage: 0.000% (0 MiB out of 869 MiB reference memory)
After features/support/hooks.rb:326 0.973
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
54.080
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.982
And I prepare Tails for memory erasure tests 0.479
When I fill a 128 MiB file with a known pattern on the root filesystem 18.420
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.972
Then patterns cover at least 128 MiB in the guest's memory 3.341 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.015
Then I find very few patterns in the guest's memory after 20 seconds 20.867 
Pattern coverage: 0.000% (0 MiB out of 874 MiB reference memory)
After features/support/hooks.rb:326 3.575
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:54.341
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 7:8.814
And I prepare Tails for memory erasure tests 0.875
When I fill a 128 MiB file with a known pattern on the persistent filesystem 23.409
When I trigger shutdown 0.013
Then I find very few patterns in the guest's memory after 20 seconds 21.228 
Pattern coverage: 0.000% (0 MiB out of 880 MiB reference memory)
After features/support/hooks.rb:326 3.541
After features/support/hooks.rb:100 0.013