Project Number Date
test_Tails_ISO_10422-tor-browser-in-flatpak 22 17 Feb 2025, 05:15

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 11:15.724 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
21.625
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.013
And I prepare Tails for memory erasure tests 0.448
When I start a process allocating 128 MiB of memory with a known pattern 1.279
Then patterns cover at least 128 MiB in the guest's memory 3.310 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.770
Then I find very few patterns in the guest's memory after 5 seconds 7.803 
Pattern coverage: 0.000% (0 MiB out of 872 MiB reference memory)
After features/support/hooks.rb:326 1.257
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
22.954
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.236
And I prepare Tails for memory erasure tests 0.376
And I find very few patterns in the guest's memory 2.864 
Pattern coverage: 0.000% (0 MiB out of 870 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.558
Then patterns cover at least 99% of the test FS size in the guest's memory 3.212 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.606
Then I find very few patterns in the guest's memory after 3 seconds 6.099 
Pattern coverage: 0.000% (0 MiB out of 870 MiB reference memory)
After features/support/hooks.rb:326 1.204
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
56.791
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.546
And I prepare Tails for memory erasure tests 0.512
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.007
Then I find very few patterns in the guest's memory 3.236 
Pattern coverage: 0.000% (0 MiB out of 878 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.691
Then patterns cover at least 75% of the test FS size in the guest's memory 4.089 
Pattern coverage: 84.136% (107 MiB out of 127 MiB reference memory)
When I umount the USB drive 8.151
Then I find very few patterns in the guest's memory after 3 seconds 6.608 
Pattern coverage: 0.000% (0 MiB out of 878 MiB reference memory)
# read cache
When I mount the USB drive again 0.241
And I read the content of the test FS 0.529
Then patterns cover at least 99% of the test FS size in the guest's memory 3.886 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 2.587
Then I find very few patterns in the guest's memory after 3 seconds 5.702 
Pattern coverage: 0.000% (0 MiB out of 878 MiB reference memory)
After features/support/hooks.rb:326 2.285
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:12.486
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.062
And I prepare Tails for memory erasure tests 0.391
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 31.943
Then I find very few patterns in the guest's memory 2.501 
Pattern coverage: 0.000% (0 MiB out of 874 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.793
Then patterns cover at least 99% of the test FS size in the guest's memory 2.681 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 3.051
Then I find very few patterns in the guest's memory after 3 seconds 5.390 
Pattern coverage: 0.000% (0 MiB out of 874 MiB reference memory)
# read cache
When I mount the USB drive again 5.015
And I read the content of the test FS 0.796
Then patterns cover at least 99% of the test FS size in the guest's memory 3.340 
Pattern coverage: 106.115% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.530
Then I find very few patterns in the guest's memory after 3 seconds 5.989 
Pattern coverage: 0.000% (0 MiB out of 874 MiB reference memory)
After features/support/hooks.rb:326 1.809
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
53.383
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.675
And I prepare Tails for memory erasure tests 0.464
When I fill a 128 MiB file with a known pattern on the root filesystem 18.528
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.913
Then patterns cover at least 128 MiB in the guest's memory 2.968 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.016
Then I find very few patterns in the guest's memory after 20 seconds 20.817 
Pattern coverage: 0.000% (0 MiB out of 875 MiB reference memory)
After features/support/hooks.rb:326 3.480
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:28.482
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 6:43.070
And I prepare Tails for memory erasure tests 0.426
When I fill a 128 MiB file with a known pattern on the persistent filesystem 23.614
When I trigger shutdown 0.017
Then I find very few patterns in the guest's memory after 20 seconds 21.353 
Pattern coverage: 0.000% (0 MiB out of 910 MiB reference memory)
After features/support/hooks.rb:326 3.514
After features/support/hooks.rb:100 0.012