Project Number Date
test_Tails_ISO_20634-greeter-tps-upgrade-failure-fix 11 30 Oct 2024, 19:06

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 12:58.388 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
24.011
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 9.602
And I prepare Tails for memory erasure tests 0.437
When I start a process allocating 128 MiB of memory with a known pattern 1.225
Then patterns cover at least 128 MiB in the guest's memory 4.507 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.417
Then I find very few patterns in the guest's memory after 3 seconds 6.821 
Pattern coverage: 0.000% (0 MiB out of 908 MiB reference memory)
After features/support/hooks.rb:326 1.509
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
29.247
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 10.618
And I prepare Tails for memory erasure tests 0.421
And I find very few patterns in the guest's memory 4.444 
Pattern coverage: 0.000% (0 MiB out of 882 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.064
Then patterns cover at least 99% of the test FS size in the guest's memory 4.420 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.657
Then I find very few patterns in the guest's memory after 3 seconds 6.620 
Pattern coverage: 0.000% (0 MiB out of 882 MiB reference memory)
After features/support/hooks.rb:326 1.849
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
59.090
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.711
And I prepare Tails for memory erasure tests 0.443
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.141
Then I find very few patterns in the guest's memory 4.623 
Pattern coverage: 0.000% (0 MiB out of 903 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.796
Then patterns cover at least 75% of the test FS size in the guest's memory 6.239 
Pattern coverage: 83.356% (106 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.500
Then I find very few patterns in the guest's memory after 3 seconds 8.839 
Pattern coverage: 0.000% (0 MiB out of 903 MiB reference memory)
# read cache
When I mount the USB drive again 0.211
And I read the content of the test FS 0.633
Then patterns cover at least 99% of the test FS size in the guest's memory 6.051 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.713
Then I find very few patterns in the guest's memory after 3 seconds 7.184 
Pattern coverage: 0.000% (0 MiB out of 903 MiB reference memory)
After features/support/hooks.rb:326 0.775
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:36.641
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 9.076
And I prepare Tails for memory erasure tests 0.489
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 39.431
Then I find very few patterns in the guest's memory 3.665 
Pattern coverage: 0.000% (0 MiB out of 889 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.551
Then patterns cover at least 99% of the test FS size in the guest's memory 9.354 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 2.803
Then I find very few patterns in the guest's memory after 3 seconds 7.174 
Pattern coverage: 0.000% (0 MiB out of 889 MiB reference memory)
# read cache
When I mount the USB drive again 6.977
And I read the content of the test FS 0.718
Then patterns cover at least 99% of the test FS size in the guest's memory 4.629 
Pattern coverage: 106.117% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.947
Then I find very few patterns in the guest's memory after 3 seconds 7.822 
Pattern coverage: 0.000% (0 MiB out of 889 MiB reference memory)
After features/support/hooks.rb:326 1.008
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
53.200
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.706
And I prepare Tails for memory erasure tests 0.410
When I fill a 128 MiB file with a known pattern on the root filesystem 18.464
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.676
Then patterns cover at least 128 MiB in the guest's memory 2.817 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.018
Then I find very few patterns in the guest's memory after 20 seconds 21.105 
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 0.000
Tags: @product @slow @not_release_blocker
8:36.197
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 7:50.283
And I prepare Tails for memory erasure tests 1.025
When I fill a 128 MiB file with a known pattern on the persistent filesystem 23.310
When I trigger shutdown 0.016
Then I find very few patterns in the guest's memory after 20 seconds 21.561 
Pattern coverage: 0.000% (0 MiB out of 893 MiB reference memory)
After features/support/hooks.rb:326 3.735
After features/support/hooks.rb:100 0.018