Project Number Date
test_Tails_ISO_20522-ocr-more 12 21 Dec 2024, 05:21

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 11:25.193 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
21.951
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.828
And I prepare Tails for memory erasure tests 0.429
When I start a process allocating 128 MiB of memory with a known pattern 1.219
Then patterns cover at least 128 MiB in the guest's memory 4.418 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.266
Then I find very few patterns in the guest's memory after 3 seconds 6.789 
Pattern coverage: 0.000% (0 MiB out of 688 MiB reference memory)
After features/support/hooks.rb:326 0.903
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
24.359
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.174
And I prepare Tails for memory erasure tests 0.721
And I find very few patterns in the guest's memory 4.743 
Pattern coverage: 0.000% (0 MiB out of 692 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.240
Then patterns cover at least 99% of the test FS size in the guest's memory 3.400 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.221
Then I find very few patterns in the guest's memory after 3 seconds 5.858 
Pattern coverage: 0.000% (0 MiB out of 692 MiB reference memory)
After features/support/hooks.rb:326 0.669
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
46.868
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.154
And I prepare Tails for memory erasure tests 0.794
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.125
Then I find very few patterns in the guest's memory 3.094 
Pattern coverage: 0.000% (0 MiB out of 695 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.489
Then patterns cover at least 75% of the test FS size in the guest's memory 3.932 
Pattern coverage: 81.130% (103 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.574
Then I find very few patterns in the guest's memory after 3 seconds 6.239 
Pattern coverage: 0.000% (0 MiB out of 695 MiB reference memory)
# read cache
When I mount the USB drive again 0.246
And I read the content of the test FS 0.469
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 0.694
Then I find very few patterns in the guest's memory after 3 seconds 5.804 
Pattern coverage: 0.001% (0 MiB out of 695 MiB reference memory)
After features/support/hooks.rb:326 0.717
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:20.891
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.305
And I prepare Tails for memory erasure tests 0.596
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 38.376
Then I find very few patterns in the guest's memory 3.132 
Pattern coverage: 0.000% (0 MiB out of 690 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.693
Then patterns cover at least 99% of the test FS size in the guest's memory 4.403 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.347
Then I find very few patterns in the guest's memory after 3 seconds 6.072 
Pattern coverage: 0.000% (0 MiB out of 690 MiB reference memory)
# read cache
When I mount the USB drive again 5.830
And I read the content of the test FS 0.507
Then patterns cover at least 99% of the test FS size in the guest's memory 3.564 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.248
Then I find very few patterns in the guest's memory after 3 seconds 5.811 
Pattern coverage: 0.000% (0 MiB out of 690 MiB reference memory)
After features/support/hooks.rb:326 1.118
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
51.575
Before features/support/hooks.rb:269 0.004
Given I have started Tails from DVD without network and logged in 8.330
And I prepare Tails for memory erasure tests 0.515
When I fill a 128 MiB file with a known pattern on the root filesystem 15.730
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 3.081
Then patterns cover at least 128 MiB in the guest's memory 3.026 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.014
Then I find very few patterns in the guest's memory after 20 seconds 20.877 
Pattern coverage: 0.000% (0 MiB out of 690 MiB reference memory)
After features/support/hooks.rb:326 3.575
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:39.546
Before features/support/hooks.rb:269 0.003
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 6:55.110
And I prepare Tails for memory erasure tests 0.463
When I fill a 128 MiB file with a known pattern on the persistent filesystem 22.772
When I trigger shutdown 0.012
Then I find very few patterns in the guest's memory after 20 seconds 21.187 
Pattern coverage: 0.000% (0 MiB out of 740 MiB reference memory)
After features/support/hooks.rb:326 3.539
After features/support/hooks.rb:100 0.012