Project Number Date
test_Tails_ISO_20263-remote-shell-debug-logging 8 08 Mar 2025, 22:05

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 11:33.415 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
22.238
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.004
Given I have started Tails from DVD without network and logged in 8.063
And I prepare Tails for memory erasure tests 0.477
When I start a process allocating 128 MiB of memory with a known pattern 2.351
Then patterns cover at least 128 MiB in the guest's memory 3.200 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.248
Then I find very few patterns in the guest's memory after 5 seconds 7.896 
Pattern coverage: 0.000% (0 MiB out of 893 MiB reference memory)
After features/support/hooks.rb:330 1.579
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
24.803
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails from DVD without network and logged in 8.518
And I prepare Tails for memory erasure tests 0.431
And I find very few patterns in the guest's memory 2.908 
Pattern coverage: 0.000% (0 MiB out of 894 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.221
Then patterns cover at least 99% of the test FS size in the guest's memory 3.601 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.667
Then I find very few patterns in the guest's memory after 3 seconds 6.454 
Pattern coverage: 0.000% (0 MiB out of 894 MiB reference memory)
After features/support/hooks.rb:330 1.460
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
47.744
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails from DVD without network and logged in 8.299
And I prepare Tails for memory erasure tests 0.481
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.049
Then I find very few patterns in the guest's memory 3.773 
Pattern coverage: 0.000% (0 MiB out of 876 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.861
Then patterns cover at least 75% of the test FS size in the guest's memory 3.573 
Pattern coverage: 92.931% (118 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.508
Then I find very few patterns in the guest's memory after 3 seconds 5.632 
Pattern coverage: 0.000% (0 MiB out of 876 MiB reference memory)
# read cache
When I mount the USB drive again 0.395
And I read the content of the test FS 0.635
Then patterns cover at least 99% of the test FS size in the guest's memory 3.362 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.751
Then I find very few patterns in the guest's memory after 3 seconds 6.419 
Pattern coverage: 0.000% (0 MiB out of 876 MiB reference memory)
After features/support/hooks.rb:330 0.824
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:18.777
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails from DVD without network and logged in 8.179
And I prepare Tails for memory erasure tests 0.417
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 35.184
Then I find very few patterns in the guest's memory 3.108 
Pattern coverage: 0.000% (0 MiB out of 877 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.259
Then patterns cover at least 99% of the test FS size in the guest's memory 3.688 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 2.257
Then I find very few patterns in the guest's memory after 3 seconds 5.965 
Pattern coverage: 0.000% (0 MiB out of 877 MiB reference memory)
# read cache
When I mount the USB drive again 5.853
And I read the content of the test FS 0.810
Then patterns cover at least 99% of the test FS size in the guest's memory 3.767 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.280
Then I find very few patterns in the guest's memory after 3 seconds 6.003 
Pattern coverage: 0.000% (0 MiB out of 877 MiB reference memory)
After features/support/hooks.rb:330 2.610
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
57.406
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails from DVD without network and logged in 8.651
And I prepare Tails for memory erasure tests 0.411
When I fill a 128 MiB file with a known pattern on the root filesystem 19.966
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 5.098
Then patterns cover at least 128 MiB in the guest's memory 2.551 
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 20.712 
Pattern coverage: 0.000% (0 MiB out of 895 MiB reference memory)
After features/support/hooks.rb:330 3.553
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:42.443
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 6:54.758
And I prepare Tails for memory erasure tests 0.838
When I fill a 128 MiB file with a known pattern on the persistent filesystem 25.531
When I trigger shutdown 0.016
Then I find very few patterns in the guest's memory after 20 seconds 21.298 
Pattern coverage: 0.000% (0 MiB out of 905 MiB reference memory)
After features/support/hooks.rb:330 3.503
After features/support/hooks.rb:100 0.010