Project Number Date
test_Tails_ISO_devel 3275 11 Feb 2024, 18:24

Feature Report

Steps Scenarios Features
Feature Passed Failed Skipped Pending Undefined Total Passed Failed Total Duration Status
System memory erasure on shutdown 53 0 0 0 0 53 6 0 6 10:38.473 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
17.815
Before features/support/hooks.rb:245 0.002
Given I have started Tails from DVD without network and logged in 7.547
And I prepare Tails for memory erasure tests 0.569
When I start a process allocating 128 MiB of memory with a known pattern 1.350
Then patterns cover at least 128 MiB in the guest's memory 3.607 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.693
Then I find very few patterns in the guest's memory 4.046 
Pattern coverage: 0.000% (0 MiB out of 807 MiB reference memory)
After features/support/hooks.rb:291 0.739
After features/support/hooks.rb:75 0.000
Tags: @product @slow @not_release_blocker
24.391
Before features/support/hooks.rb:245 0.003
Given I have started Tails from DVD without network and logged in 7.728
And I prepare Tails for memory erasure tests 0.405
And I find very few patterns in the guest's memory 4.384 
Pattern coverage: 0.000% (0 MiB out of 823 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.847
Then patterns cover at least 99% of the test FS size in the guest's memory 4.532 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.287
Then I find very few patterns in the guest's memory 5.205 
Pattern coverage: 0.000% (0 MiB out of 823 MiB reference memory)
After features/support/hooks.rb:291 0.706
After features/support/hooks.rb:75 0.000
Tags: @product @slow @not_release_blocker
42.397
Before features/support/hooks.rb:245 0.002
Given I have started Tails from DVD without network and logged in 7.872
And I prepare Tails for memory erasure tests 0.689
When I plug and mount a 128 MiB USB drive with a vfat filesystem 6.838
Then I find very few patterns in the guest's memory 4.564 
Pattern coverage: 0.000% (0 MiB out of 830 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.280
Then patterns cover at least 86% of the test FS size in the guest's memory 4.531 
Pattern coverage: 96.336% (122 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.468
Then I find very few patterns in the guest's memory 4.628 
Pattern coverage: 0.000% (0 MiB out of 830 MiB reference memory)
# read cache
When I mount the USB drive again 0.265
And I read the content of the test FS 0.631
Then patterns cover at least 99% of the test FS size in the guest's memory 4.018 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.431
Then I find very few patterns in the guest's memory 4.175 
Pattern coverage: 0.000% (0 MiB out of 830 MiB reference memory)
After features/support/hooks.rb:291 0.778
After features/support/hooks.rb:75 0.000
Tags: @product @slow @not_release_blocker
1:4.011
Before features/support/hooks.rb:245 0.002
Given I have started Tails from DVD without network and logged in 7.749
And I prepare Tails for memory erasure tests 0.641
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 29.825
Then I find very few patterns in the guest's memory 3.512 
Pattern coverage: 0.000% (0 MiB out of 826 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.812
Then patterns cover at least 99% of the test FS size in the guest's memory 3.165 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.848
Then I find very few patterns in the guest's memory 4.542 
Pattern coverage: 0.000% (0 MiB out of 826 MiB reference memory)
# read cache
When I mount the USB drive again 3.429
And I read the content of the test FS 0.423
Then patterns cover at least 99% of the test FS size in the guest's memory 3.504 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.547
Then I find very few patterns in the guest's memory 4.007 
Pattern coverage: 0.000% (0 MiB out of 826 MiB reference memory)
After features/support/hooks.rb:291 1.091
After features/support/hooks.rb:75 0.000
Tags: @product @slow @not_release_blocker
56.989
Before features/support/hooks.rb:245 0.003
Given I have started Tails from DVD without network and logged in 10.049
And I prepare Tails for memory erasure tests 0.359
When I fill a 128 MiB file with a known pattern on the root filesystem 15.071
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 5.412
Then patterns cover at least 128 MiB in the guest's memory 3.476 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.653
And I wait 20 seconds 20.017 
Slept for 20 seconds
Then I find very few patterns in the guest's memory 1.949 
Pattern coverage: 0.000% (0 MiB out of 829 MiB reference memory)
After features/support/hooks.rb:291 3.588
After features/support/hooks.rb:75 0.000
Tags: @product @slow @not_release_blocker
7:12.868
Before features/support/hooks.rb:245 0.003
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 6:28.031
And I prepare Tails for memory erasure tests 0.391
When I fill a 128 MiB file with a known pattern on the persistent filesystem 22.072
When I trigger shutdown 0.098
And I wait 20 seconds 20.020 
Slept for 20 seconds
Then I find very few patterns in the guest's memory 2.254 
Pattern coverage: 0.000% (0 MiB out of 854 MiB reference memory)
After features/support/hooks.rb:291 3.535
After features/support/hooks.rb:75 0.011