Project Number Date
test_Tails_ISO_20263-remote-shell-debug-logging 28 28 Mar 2025, 21:43

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 11:6.984 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
22.869
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 7.900
And I prepare Tails for memory erasure tests 0.402
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 3.351 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.986
Then I find very few patterns in the guest's memory after 5 seconds 7.844 
Pattern coverage: 0.000% (0 MiB out of 889 MiB reference memory)
After features/support/hooks.rb:330 0.696
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
23.131
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 7.951
And I prepare Tails for memory erasure tests 0.395
And I find very few patterns in the guest's memory 2.887 
Pattern coverage: 0.000% (0 MiB out of 897 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.046
Then patterns cover at least 99% of the test FS size in the guest's memory 3.414 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.529
Then I find very few patterns in the guest's memory after 3 seconds 5.906 
Pattern coverage: 0.000% (0 MiB out of 897 MiB reference memory)
After features/support/hooks.rb:330 0.715
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
48.288
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 7.969
And I prepare Tails for memory erasure tests 0.428
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.017
Then I find very few patterns in the guest's memory 3.092 
Pattern coverage: 0.000% (0 MiB out of 900 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.454
Then patterns cover at least 75% of the test FS size in the guest's memory 4.429 
Pattern coverage: 88.713% (113 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.275
Then I find very few patterns in the guest's memory after 3 seconds 6.910 
Pattern coverage: 0.000% (0 MiB out of 900 MiB reference memory)
# read cache
When I mount the USB drive again 0.207
And I read the content of the test FS 0.660
Then patterns cover at least 99% of the test FS size in the guest's memory 3.890 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.471
Then I find very few patterns in the guest's memory after 3 seconds 6.479 
Pattern coverage: 0.000% (0 MiB out of 900 MiB reference memory)
After features/support/hooks.rb:330 0.725
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:17.925
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 7.894
And I prepare Tails for memory erasure tests 0.393
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 38.891
Then I find very few patterns in the guest's memory 2.855 
Pattern coverage: 0.000% (0 MiB out of 898 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 5.263
Then patterns cover at least 99% of the test FS size in the guest's memory 2.994 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.758
Then I find very few patterns in the guest's memory after 3 seconds 5.381 
Pattern coverage: 0.000% (0 MiB out of 898 MiB reference memory)
# read cache
When I mount the USB drive again 4.488
And I read the content of the test FS 0.454
Then patterns cover at least 99% of the test FS size in the guest's memory 2.685 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.545
Then I find very few patterns in the guest's memory after 3 seconds 5.317 
Pattern coverage: 0.000% (0 MiB out of 898 MiB reference memory)
After features/support/hooks.rb:330 1.772
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
48.414
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.003
Given I have started Tails from DVD without network and logged in 7.914
And I prepare Tails for memory erasure tests 0.376
When I fill a 128 MiB file with a known pattern on the root filesystem 15.093
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.757
Then patterns cover at least 128 MiB in the guest's memory 2.494 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.046
Then I find very few patterns in the guest's memory after 20 seconds 20.731 
Pattern coverage: 0.000% (0 MiB out of 899 MiB reference memory)
After features/support/hooks.rb:330 3.520
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:26.354
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 6:41.231
And I prepare Tails for memory erasure tests 1.337
When I fill a 128 MiB file with a known pattern on the persistent filesystem 22.624
When I trigger shutdown 0.011
Then I find very few patterns in the guest's memory after 20 seconds 21.149 
Pattern coverage: 0.000% (0 MiB out of 887 MiB reference memory)
After features/support/hooks.rb:330 3.501
After features/support/hooks.rb:100 0.012