Project Number Date
test_Tails_ISO_20263-remote-shell-debug-logging 20 20 Mar 2025, 22:04

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 12:41.535 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
39.678
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.003
Given I have started Tails from DVD without network and logged in 23.070
And I prepare Tails for memory erasure tests 0.477
When I start a process allocating 128 MiB of memory with a known pattern 2.324
Then patterns cover at least 128 MiB in the guest's memory 4.830 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.395
Then I find very few patterns in the guest's memory after 5 seconds 8.579 
Pattern coverage: 0.000% (0 MiB out of 887 MiB reference memory)
After features/support/hooks.rb:330 0.998
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
28.220
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.003
Given I have started Tails from DVD without network and logged in 9.966
And I prepare Tails for memory erasure tests 0.488
And I find very few patterns in the guest's memory 4.031 
Pattern coverage: 0.000% (0 MiB out of 887 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.651
Then patterns cover at least 99% of the test FS size in the guest's memory 4.233 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.567
Then I find very few patterns in the guest's memory after 3 seconds 7.281 
Pattern coverage: 0.000% (0 MiB out of 887 MiB reference memory)
After features/support/hooks.rb:330 1.063
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
54.122
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 8.484
And I prepare Tails for memory erasure tests 0.419
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.359
Then I find very few patterns in the guest's memory 4.107 
Pattern coverage: 0.000% (0 MiB out of 893 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.554
Then patterns cover at least 75% of the test FS size in the guest's memory 4.960 
Pattern coverage: 87.032% (111 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.906
Then I find very few patterns in the guest's memory after 3 seconds 6.676 
Pattern coverage: 0.000% (0 MiB out of 893 MiB reference memory)
# read cache
When I mount the USB drive again 0.267
And I read the content of the test FS 2.864
Then patterns cover at least 99% of the test FS size in the guest's memory 4.416 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.419
Then I find very few patterns in the guest's memory after 3 seconds 6.684 
Pattern coverage: 0.000% (0 MiB out of 893 MiB reference memory)
After features/support/hooks.rb:330 1.611
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:22.709
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.003
Given I have started Tails from DVD without network and logged in 8.773
And I prepare Tails for memory erasure tests 0.517
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 37.676
Then I find very few patterns in the guest's memory 3.630 
Pattern coverage: 0.000% (0 MiB out of 892 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.954
Then patterns cover at least 99% of the test FS size in the guest's memory 4.423 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.845
Then I find very few patterns in the guest's memory after 3 seconds 6.383 
Pattern coverage: 0.000% (0 MiB out of 892 MiB reference memory)
# read cache
When I mount the USB drive again 4.569
And I read the content of the test FS 1.112
Then patterns cover at least 99% of the test FS size in the guest's memory 4.827 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.802
Then I find very few patterns in the guest's memory after 3 seconds 7.192 
Pattern coverage: 0.000% (0 MiB out of 892 MiB reference memory)
After features/support/hooks.rb:330 1.806
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
53.849
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.003
Given I have started Tails from DVD without network and logged in 8.976
And I prepare Tails for memory erasure tests 0.470
When I fill a 128 MiB file with a known pattern on the root filesystem 18.199
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.979
Then patterns cover at least 128 MiB in the guest's memory 3.334 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.013
Then I find very few patterns in the guest's memory after 20 seconds 20.875 
Pattern coverage: 0.000% (0 MiB out of 892 MiB reference memory)
After features/support/hooks.rb:330 4.092
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
8:22.954
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.003
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 7:37.372
And I prepare Tails for memory erasure tests 0.475
When I fill a 128 MiB file with a known pattern on the persistent filesystem 22.419
When I trigger shutdown 0.017
Then I find very few patterns in the guest's memory after 20 seconds 22.669 
Pattern coverage: 0.000% (0 MiB out of 912 MiB reference memory)
After features/support/hooks.rb:330 3.748
After features/support/hooks.rb:100 0.011