Project Number Date
test_Tails_ISO_20263-remote-shell-debug-logging 34 03 Apr 2025, 22:23

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 11:16.152 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
21.878
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 8.146
And I prepare Tails for memory erasure tests 0.481
When I start a process allocating 128 MiB of memory with a known pattern 1.168
Then patterns cover at least 128 MiB in the guest's memory 3.358 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.672
Then I find very few patterns in the guest's memory after 5 seconds 8.050 
Pattern coverage: 0.000% (0 MiB out of 896 MiB reference memory)
After features/support/hooks.rb:330 0.660
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
23.015
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 8.130
And I prepare Tails for memory erasure tests 0.423
And I find very few patterns in the guest's memory 2.900 
Pattern coverage: 0.000% (0 MiB out of 894 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.965
Then patterns cover at least 99% of the test FS size in the guest's memory 3.254 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.436
Then I find very few patterns in the guest's memory after 3 seconds 5.905 
Pattern coverage: 0.000% (0 MiB out of 894 MiB reference memory)
After features/support/hooks.rb:330 0.770
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
43.515
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 8.029
And I prepare Tails for memory erasure tests 0.433
When I plug and mount a 128 MiB USB drive with a vfat filesystem 9.139
Then I find very few patterns in the guest's memory 3.021 
Pattern coverage: 0.000% (0 MiB out of 895 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.368
Then patterns cover at least 75% of the test FS size in the guest's memory 3.385 
Pattern coverage: 86.448% (110 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.184
Then I find very few patterns in the guest's memory after 3 seconds 5.855 
Pattern coverage: 0.000% (0 MiB out of 895 MiB reference memory)
# read cache
When I mount the USB drive again 0.220
And I read the content of the test FS 0.663
Then patterns cover at least 99% of the test FS size in the guest's memory 3.249 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.290
Then I find very few patterns in the guest's memory after 3 seconds 5.673 
Pattern coverage: 0.000% (0 MiB out of 895 MiB reference memory)
After features/support/hooks.rb:330 0.801
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:12.323
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 7.910
And I prepare Tails for memory erasure tests 0.371
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 37.358
Then I find very few patterns in the guest's memory 2.545 
Pattern coverage: 0.000% (0 MiB out of 896 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.813
Then patterns cover at least 99% of the test FS size in the guest's memory 2.705 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.847
Then I find very few patterns in the guest's memory after 3 seconds 5.360 
Pattern coverage: 0.000% (0 MiB out of 896 MiB reference memory)
# read cache
When I mount the USB drive again 4.200
And I read the content of the test FS 0.510
Then patterns cover at least 99% of the test FS size in the guest's memory 2.784 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.523
Then I find very few patterns in the guest's memory after 3 seconds 5.389 
Pattern coverage: 0.000% (0 MiB out of 896 MiB reference memory)
After features/support/hooks.rb:330 1.074
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
52.069
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 7.901
And I prepare Tails for memory erasure tests 0.372
When I fill a 128 MiB file with a known pattern on the root filesystem 18.701
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.849
Then patterns cover at least 128 MiB in the guest's memory 2.505 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.020
Then I find very few patterns in the guest's memory after 20 seconds 20.718 
Pattern coverage: 0.000% (0 MiB out of 898 MiB reference memory)
After features/support/hooks.rb:330 3.495
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:43.351
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 6:55.925
And I prepare Tails for memory erasure tests 0.465
When I fill a 128 MiB file with a known pattern on the persistent filesystem 25.460
When I trigger shutdown 0.014
Then I find very few patterns in the guest's memory after 20 seconds 21.486 
Pattern coverage: 0.000% (0 MiB out of 891 MiB reference memory)
After features/support/hooks.rb:330 3.525
After features/support/hooks.rb:100 0.012