Project Number Date
test_Tails_ISO_20522-ocr-more 23 01 Jan 2025, 05:07

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 11:24.566 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
20.160
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.308
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 3.384 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.208
Then I find very few patterns in the guest's memory after 3 seconds 5.609 
Pattern coverage: 0.000% (0 MiB out of 690 MiB reference memory)
After features/support/hooks.rb:326 0.734
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
24.606
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.059
And I prepare Tails for memory erasure tests 0.523
And I find very few patterns in the guest's memory 2.978 
Pattern coverage: 0.000% (0 MiB out of 679 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.832
Then patterns cover at least 99% of the test FS size in the guest's memory 4.478 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.669
Then I find very few patterns in the guest's memory after 3 seconds 6.065 
Pattern coverage: 0.000% (0 MiB out of 679 MiB reference memory)
After features/support/hooks.rb:326 0.726
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
48.946
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.135
And I prepare Tails for memory erasure tests 0.498
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.490
Then I find very few patterns in the guest's memory 3.305 
Pattern coverage: 0.000% (0 MiB out of 688 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.820
Then patterns cover at least 75% of the test FS size in the guest's memory 3.282 
Pattern coverage: 79.746% (101 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.597
Then I find very few patterns in the guest's memory after 3 seconds 6.737 
Pattern coverage: 0.000% (0 MiB out of 688 MiB reference memory)
# read cache
When I mount the USB drive again 0.264
And I read the content of the test FS 0.553
Then patterns cover at least 99% of the test FS size in the guest's memory 4.175 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.388
Then I find very few patterns in the guest's memory after 3 seconds 6.696 
Pattern coverage: 0.000% (0 MiB out of 688 MiB reference memory)
After features/support/hooks.rb:326 1.030
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:16.769
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.170
And I prepare Tails for memory erasure tests 0.449
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 36.522
Then I find very few patterns in the guest's memory 3.069 
Pattern coverage: 0.000% (0 MiB out of 687 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.342
Then patterns cover at least 99% of the test FS size in the guest's memory 3.404 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.757
Then I find very few patterns in the guest's memory after 3 seconds 6.910 
Pattern coverage: 0.000% (0 MiB out of 687 MiB reference memory)
# read cache
When I mount the USB drive again 4.866
And I read the content of the test FS 0.433
Then patterns cover at least 99% of the test FS size in the guest's memory 3.123 
Pattern coverage: 106.117% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.037
Then I find very few patterns in the guest's memory after 3 seconds 5.680 
Pattern coverage: 0.000% (0 MiB out of 687 MiB reference memory)
After features/support/hooks.rb:326 1.355
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
53.530
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 9.347
And I prepare Tails for memory erasure tests 0.444
When I fill a 128 MiB file with a known pattern on the root filesystem 18.225
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.217
Then patterns cover at least 128 MiB in the guest's memory 3.467 
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 20.813 
Pattern coverage: 0.000% (0 MiB out of 687 MiB reference memory)
After features/support/hooks.rb:326 3.469
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:40.553
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 6:55.230
And I prepare Tails for memory erasure tests 0.524
When I fill a 128 MiB file with a known pattern on the persistent filesystem 23.283
When I trigger shutdown 0.014
Then I find very few patterns in the guest's memory after 20 seconds 21.501 
Pattern coverage: 0.000% (0 MiB out of 734 MiB reference memory)
After features/support/hooks.rb:326 3.498
After features/support/hooks.rb:100 0.012