Project Number Date
test_Tails_ISO_20634-greeter-tps-upgrade-failure-fix 27 15 Nov 2024, 18:09

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 10:57.462 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
22.118
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.030
And I prepare Tails for memory erasure tests 0.465
When I start a process allocating 128 MiB of memory with a known pattern 2.336
Then patterns cover at least 128 MiB in the guest's memory 4.135 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.931
Then I find very few patterns in the guest's memory after 3 seconds 6.218 
Pattern coverage: 0.000% (0 MiB out of 879 MiB reference memory)
After features/support/hooks.rb:326 1.019
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
23.850
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.990
And I prepare Tails for memory erasure tests 0.414
And I find very few patterns in the guest's memory 3.189 
Pattern coverage: 0.000% (0 MiB out of 895 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.921
Then patterns cover at least 99% of the test FS size in the guest's memory 3.602 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.637
Then I find very few patterns in the guest's memory after 3 seconds 6.094 
Pattern coverage: 0.000% (0 MiB out of 895 MiB reference memory)
After features/support/hooks.rb:326 0.802
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
46.454
Before features/support/hooks.rb:269 0.004
Given I have started Tails from DVD without network and logged in 7.983
And I prepare Tails for memory erasure tests 0.450
When I plug and mount a 128 MiB USB drive with a vfat filesystem 9.210
Then I find very few patterns in the guest's memory 3.500 
Pattern coverage: 0.000% (0 MiB out of 896 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.500
Then patterns cover at least 75% of the test FS size in the guest's memory 3.677 
Pattern coverage: 85.131% (108 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.329
Then I find very few patterns in the guest's memory after 3 seconds 6.198 
Pattern coverage: 0.000% (0 MiB out of 896 MiB reference memory)
# read cache
When I mount the USB drive again 0.394
And I read the content of the test FS 0.563
Then patterns cover at least 99% of the test FS size in the guest's memory 3.737 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.738
Then I find very few patterns in the guest's memory after 3 seconds 6.170 
Pattern coverage: 0.000% (0 MiB out of 896 MiB reference memory)
After features/support/hooks.rb:326 0.845
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:13.750
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.001
And I prepare Tails for memory erasure tests 0.435
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 35.335
Then I find very few patterns in the guest's memory 2.849 
Pattern coverage: 0.000% (0 MiB out of 898 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.733
Then patterns cover at least 99% of the test FS size in the guest's memory 3.560 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.929
Then I find very few patterns in the guest's memory after 3 seconds 5.365 
Pattern coverage: 0.000% (0 MiB out of 898 MiB reference memory)
# read cache
When I mount the USB drive again 5.230
And I read the content of the test FS 0.512
Then patterns cover at least 99% of the test FS size in the guest's memory 3.092 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.731
Then I find very few patterns in the guest's memory after 3 seconds 5.972 
Pattern coverage: 0.000% (0 MiB out of 898 MiB reference memory)
After features/support/hooks.rb:326 0.913
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
49.343
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.924
And I prepare Tails for memory erasure tests 0.465
When I fill a 128 MiB file with a known pattern on the root filesystem 15.699
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.764
Then patterns cover at least 128 MiB in the guest's memory 2.738 
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 20.738 
Pattern coverage: 0.000% (0 MiB out of 897 MiB reference memory)
After features/support/hooks.rb:326 3.517
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:21.944
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 6:38.421
And I prepare Tails for memory erasure tests 0.404
When I fill a 128 MiB file with a known pattern on the persistent filesystem 21.880
When I trigger shutdown 0.012
Then I find very few patterns in the guest's memory after 20 seconds 21.224 
Pattern coverage: 0.000% (0 MiB out of 873 MiB reference memory)
After features/support/hooks.rb:326 3.518
After features/support/hooks.rb:100 0.012