Project Number Date
test_Tails_ISO_20297-test-suite-reject-allow-internal-dns-resolution 14 12 Apr 2025, 22:27

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 10:53.571 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
23.856
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 8.115
And I prepare Tails for memory erasure tests 0.422
When I start a process allocating 128 MiB of memory with a known pattern 2.418
Then patterns cover at least 128 MiB in the guest's memory 3.469 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.909
Then I find very few patterns in the guest's memory after 5 seconds 8.520 
Pattern coverage: 0.000% (0 MiB out of 914 MiB reference memory)
After features/support/hooks.rb:330 0.900
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
24.715
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 7.884
And I prepare Tails for memory erasure tests 0.412
And I find very few patterns in the guest's memory 3.646 
Pattern coverage: 0.000% (0 MiB out of 902 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.773
Then patterns cover at least 99% of the test FS size in the guest's memory 4.004 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.408
Then I find very few patterns in the guest's memory after 3 seconds 6.585 
Pattern coverage: 0.000% (0 MiB out of 902 MiB reference memory)
After features/support/hooks.rb:330 0.706
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
47.057
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 7.925
And I prepare Tails for memory erasure tests 0.394
When I plug and mount a 128 MiB USB drive with a vfat filesystem 9.959
Then I find very few patterns in the guest's memory 3.656 
Pattern coverage: 0.000% (0 MiB out of 891 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.356
Then patterns cover at least 75% of the test FS size in the guest's memory 4.045 
Pattern coverage: 84.516% (107 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.839
Then I find very few patterns in the guest's memory after 3 seconds 6.480 
Pattern coverage: 0.000% (0 MiB out of 891 MiB reference memory)
# read cache
When I mount the USB drive again 0.215
And I read the content of the test FS 0.601
Then patterns cover at least 99% of the test FS size in the guest's memory 3.807 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.307
Then I find very few patterns in the guest's memory after 3 seconds 6.467 
Pattern coverage: 0.000% (0 MiB out of 891 MiB reference memory)
After features/support/hooks.rb:330 0.722
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:13.492
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 8.015
And I prepare Tails for memory erasure tests 0.437
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 36.260
Then I find very few patterns in the guest's memory 2.597 
Pattern coverage: 0.000% (0 MiB out of 897 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.603
Then patterns cover at least 99% of the test FS size in the guest's memory 3.007 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.812
Then I find very few patterns in the guest's memory after 3 seconds 6.003 
Pattern coverage: 0.000% (0 MiB out of 897 MiB reference memory)
# read cache
When I mount the USB drive again 4.128
And I read the content of the test FS 0.591
Then patterns cover at least 99% of the test FS size in the guest's memory 3.413 
Pattern coverage: 106.117% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.649
Then I find very few patterns in the guest's memory after 3 seconds 5.972 
Pattern coverage: 0.000% (0 MiB out of 897 MiB reference memory)
After features/support/hooks.rb:330 0.952
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
55.703
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 7.913
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 21.899
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.681
Then patterns cover at least 128 MiB in the guest's memory 2.942 
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 20.843 
Pattern coverage: 0.000% (0 MiB out of 902 MiB reference memory)
After features/support/hooks.rb:330 3.497
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:8.746
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 6:21.846
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 25.347
When I trigger shutdown 0.011
Then I find very few patterns in the guest's memory after 20 seconds 21.113 
Pattern coverage: 0.000% (0 MiB out of 876 MiB reference memory)
After features/support/hooks.rb:330 3.525
After features/support/hooks.rb:100 0.014