Project Number Date
test_Tails_ISO_18215-update-chutney-force-all-tests 31 12 Apr 2025, 12:42

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 11:41.724 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
24.636
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 8.156
And I prepare Tails for memory erasure tests 0.389
When I start a process allocating 128 MiB of memory with a known pattern 2.772
Then patterns cover at least 128 MiB in the guest's memory 3.789 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.837
Then I find very few patterns in the guest's memory after 5 seconds 8.691 
Pattern coverage: 0.000% (0 MiB out of 912 MiB reference memory)
After features/support/hooks.rb:330 0.757
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
25.568
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 8.636
And I prepare Tails for memory erasure tests 0.456
And I find very few patterns in the guest's memory 3.394 
Pattern coverage: 0.000% (0 MiB out of 909 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.329
Then patterns cover at least 99% of the test FS size in the guest's memory 3.720 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.582
Then I find very few patterns in the guest's memory after 3 seconds 6.449 
Pattern coverage: 0.000% (0 MiB out of 909 MiB reference memory)
After features/support/hooks.rb:330 0.695
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
51.492
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 8.332
And I prepare Tails for memory erasure tests 0.473
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.290
Then I find very few patterns in the guest's memory 3.941 
Pattern coverage: 0.000% (0 MiB out of 903 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.820
Then patterns cover at least 75% of the test FS size in the guest's memory 4.013 
Pattern coverage: 90.642% (115 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.982
Then I find very few patterns in the guest's memory after 3 seconds 6.837 
Pattern coverage: 0.000% (0 MiB out of 903 MiB reference memory)
# read cache
When I mount the USB drive again 0.343
And I read the content of the test FS 0.842
Then patterns cover at least 99% of the test FS size in the guest's memory 4.319 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.558
Then I find very few patterns in the guest's memory after 3 seconds 6.736 
Pattern coverage: 0.000% (0 MiB out of 903 MiB reference memory)
After features/support/hooks.rb:330 0.914
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:13.743
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 8.735
And I prepare Tails for memory erasure tests 0.386
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 34.304
Then I find very few patterns in the guest's memory 2.931 
Pattern coverage: 0.000% (0 MiB out of 906 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.675
Then patterns cover at least 99% of the test FS size in the guest's memory 2.547 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.936
Then I find very few patterns in the guest's memory after 3 seconds 6.880 
Pattern coverage: 0.000% (0 MiB out of 906 MiB reference memory)
# read cache
When I mount the USB drive again 4.619
And I read the content of the test FS 0.445
Then patterns cover at least 99% of the test FS size in the guest's memory 3.648 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.549
Then I find very few patterns in the guest's memory after 3 seconds 6.082 
Pattern coverage: 0.000% (0 MiB out of 906 MiB reference memory)
After features/support/hooks.rb:330 1.247
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
52.780
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 7.961
And I prepare Tails for memory erasure tests 0.618
When I fill a 128 MiB file with a known pattern on the root filesystem 17.561
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 2.539
Then patterns cover at least 128 MiB in the guest's memory 3.174 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.015
Then I find very few patterns in the guest's memory after 20 seconds 20.910 
Pattern coverage: 0.000% (0 MiB out of 909 MiB reference memory)
After features/support/hooks.rb:330 3.591
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:53.502
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 7:8.601
And I prepare Tails for memory erasure tests 0.571
When I fill a 128 MiB file with a known pattern on the persistent filesystem 22.862
When I trigger shutdown 0.014
Then I find very few patterns in the guest's memory after 20 seconds 21.452 
Pattern coverage: 0.000% (0 MiB out of 886 MiB reference memory)
After features/support/hooks.rb:330 3.540
After features/support/hooks.rb:100 0.012