Project Number Date
test_Tails_ISO_20522-ocr-more 27 05 Jan 2025, 05:04

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 12:11.702 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
24.280
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.867
And I prepare Tails for memory erasure tests 0.469
When I start a process allocating 128 MiB of memory with a known pattern 1.164
Then patterns cover at least 128 MiB in the guest's memory 5.303 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.280
Then I find very few patterns in the guest's memory after 3 seconds 8.195 
Pattern coverage: 0.000% (0 MiB out of 699 MiB reference memory)
After features/support/hooks.rb:326 1.210
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
33.063
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.193
And I prepare Tails for memory erasure tests 0.481
And I find very few patterns in the guest's memory 5.897 
Pattern coverage: 0.000% (0 MiB out of 701 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.405
Then patterns cover at least 99% of the test FS size in the guest's memory 6.757 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.314
Then I find very few patterns in the guest's memory after 3 seconds 10.013 
Pattern coverage: 0.000% (0 MiB out of 701 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
55.143
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.733
And I prepare Tails for memory erasure tests 0.476
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.264
Then I find very few patterns in the guest's memory 5.178 
Pattern coverage: 0.000% (0 MiB out of 705 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.210
Then patterns cover at least 75% of the test FS size in the guest's memory 4.323 
Pattern coverage: 82.232% (104 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.298
Then I find very few patterns in the guest's memory after 3 seconds 8.522 
Pattern coverage: 0.000% (0 MiB out of 705 MiB reference memory)
# read cache
When I mount the USB drive again 0.222
And I read the content of the test FS 0.817
Then patterns cover at least 99% of the test FS size in the guest's memory 4.237 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.327
Then I find very few patterns in the guest's memory after 3 seconds 7.532 
Pattern coverage: 0.000% (0 MiB out of 705 MiB reference memory)
After features/support/hooks.rb:326 0.697
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:38.789
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.751
And I prepare Tails for memory erasure tests 0.473
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 39.180
Then I find very few patterns in the guest's memory 4.742 
Pattern coverage: 0.000% (0 MiB out of 695 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.808
Then patterns cover at least 99% of the test FS size in the guest's memory 9.100 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 3.753
Then I find very few patterns in the guest's memory after 3 seconds 7.931 
Pattern coverage: 0.000% (0 MiB out of 695 MiB reference memory)
# read cache
When I mount the USB drive again 8.182
And I read the content of the test FS 0.460
Then patterns cover at least 99% of the test FS size in the guest's memory 4.856 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.125
Then I find very few patterns in the guest's memory after 3 seconds 7.423 
Pattern coverage: 0.000% (0 MiB out of 695 MiB reference memory)
After features/support/hooks.rb:326 2.252
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
51.820
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 9.293
And I prepare Tails for memory erasure tests 0.475
When I fill a 128 MiB file with a known pattern on the root filesystem 14.698
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.003
Then patterns cover at least 128 MiB in the guest's memory 5.243 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.024
Then I find very few patterns in the guest's memory after 20 seconds 21.081 
Pattern coverage: 0.000% (0 MiB out of 701 MiB reference memory)
After features/support/hooks.rb:326 3.728
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:48.603
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 7:3.141
And I prepare Tails for memory erasure tests 0.637
When I fill a 128 MiB file with a known pattern on the persistent filesystem 23.523
When I trigger shutdown 0.016
Then I find very few patterns in the guest's memory after 20 seconds 21.284 
Pattern coverage: 0.000% (0 MiB out of 718 MiB reference memory)
After features/support/hooks.rb:326 3.571
After features/support/hooks.rb:100 0.012