Project Number Date
test_Tails_ISO_20448-tor-browser-14-force-all-tests 81 23 Oct 2024, 08:12

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 11:18.857 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
22.094
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.111
And I prepare Tails for memory erasure tests 0.543
When I start a process allocating 128 MiB of memory with a known pattern 2.384
Then patterns cover at least 128 MiB in the guest's memory 3.588 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.641
Then I find very few patterns in the guest's memory after 3 seconds 5.824 
Pattern coverage: 0.000% (0 MiB out of 866 MiB reference memory)
After features/support/hooks.rb:326 1.139
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
27.484
Before features/support/hooks.rb:269 0.004
Given I have started Tails from DVD without network and logged in 8.459
And I prepare Tails for memory erasure tests 0.508
And I find very few patterns in the guest's memory 5.017 
Pattern coverage: 0.000% (0 MiB out of 866 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.016
Then patterns cover at least 99% of the test FS size in the guest's memory 4.005 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.849
Then I find very few patterns in the guest's memory after 3 seconds 6.628 
Pattern coverage: 0.000% (0 MiB out of 866 MiB reference memory)
After features/support/hooks.rb:326 1.065
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
51.283
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.988
And I prepare Tails for memory erasure tests 0.408
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.215
Then I find very few patterns in the guest's memory 3.291 
Pattern coverage: 0.000% (0 MiB out of 883 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.528
Then patterns cover at least 75% of the test FS size in the guest's memory 4.195 
Pattern coverage: 84.323% (107 MiB out of 127 MiB reference memory)
When I umount the USB drive 2.576
Then I find very few patterns in the guest's memory after 3 seconds 6.602 
Pattern coverage: 0.000% (0 MiB out of 883 MiB reference memory)
# read cache
When I mount the USB drive again 0.327
And I read the content of the test FS 0.721
Then patterns cover at least 99% of the test FS size in the guest's memory 4.024 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.923
Then I find very few patterns in the guest's memory after 3 seconds 6.480 
Pattern coverage: 0.000% (0 MiB out of 883 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
1:17.004
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.225
And I prepare Tails for memory erasure tests 0.402
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 35.200
Then I find very few patterns in the guest's memory 3.466 
Pattern coverage: 0.000% (0 MiB out of 889 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.281
Then patterns cover at least 99% of the test FS size in the guest's memory 3.398 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.385
Then I find very few patterns in the guest's memory after 3 seconds 5.918 
Pattern coverage: 0.000% (0 MiB out of 889 MiB reference memory)
# read cache
When I mount the USB drive again 5.796
And I read the content of the test FS 0.506
Then patterns cover at least 99% of the test FS size in the guest's memory 3.350 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.161
Then I find very few patterns in the guest's memory after 3 seconds 5.910 
Pattern coverage: 0.000% (0 MiB out of 889 MiB reference memory)
After features/support/hooks.rb:326 1.442
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
50.756
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.141
And I prepare Tails for memory erasure tests 0.415
When I fill a 128 MiB file with a known pattern on the root filesystem 17.241
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.624
Then patterns cover at least 128 MiB in the guest's memory 2.559 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.012
Then I find very few patterns in the guest's memory after 20 seconds 20.761 
Pattern coverage: 0.000% (0 MiB out of 885 MiB reference memory)
After features/support/hooks.rb:326 3.494
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:30.233
Before features/support/hooks.rb:269 0.003
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 6:45.631
And I prepare Tails for memory erasure tests 0.382
When I fill a 128 MiB file with a known pattern on the persistent filesystem 23.069
When I trigger shutdown 0.012
Then I find very few patterns in the guest's memory after 20 seconds 21.137 
Pattern coverage: 0.000% (0 MiB out of 872 MiB reference memory)
After features/support/hooks.rb:326 3.500
After features/support/hooks.rb:100 0.011