Project Number Date
test_Tails_ISO_20530-tca-controls-tor-flag-file 23 19 Nov 2024, 21:16

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 10:49.710 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
20.904
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.069
And I prepare Tails for memory erasure tests 0.398
When I start a process allocating 128 MiB of memory with a known pattern 1.206
Then patterns cover at least 128 MiB in the guest's memory 3.810 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.042
Then I find very few patterns in the guest's memory after 3 seconds 6.378 
Pattern coverage: 0.000% (0 MiB out of 915 MiB reference memory)
After features/support/hooks.rb:326 0.813
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
25.603
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.023
And I prepare Tails for memory erasure tests 0.356
And I find very few patterns in the guest's memory 4.080 
Pattern coverage: 0.000% (0 MiB out of 911 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.038
Then patterns cover at least 99% of the test FS size in the guest's memory 3.913 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.828
Then I find very few patterns in the guest's memory after 3 seconds 6.361 
Pattern coverage: 0.000% (0 MiB out of 911 MiB reference memory)
After features/support/hooks.rb:326 0.781
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
48.160
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.109
And I prepare Tails for memory erasure tests 0.406
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.104
Then I find very few patterns in the guest's memory 3.304 
Pattern coverage: 0.000% (0 MiB out of 911 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.012
Then patterns cover at least 75% of the test FS size in the guest's memory 3.735 
Pattern coverage: 88.756% (113 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.541
Then I find very few patterns in the guest's memory after 3 seconds 6.103 
Pattern coverage: 0.000% (0 MiB out of 911 MiB reference memory)
# read cache
When I mount the USB drive again 0.355
And I read the content of the test FS 0.996
Then patterns cover at least 99% of the test FS size in the guest's memory 3.649 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.774
Then I find very few patterns in the guest's memory after 3 seconds 6.068 
Pattern coverage: 0.000% (0 MiB out of 911 MiB reference memory)
After features/support/hooks.rb:326 0.775
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:17.697
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.006
And I prepare Tails for memory erasure tests 0.391
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 36.768
Then I find very few patterns in the guest's memory 3.311 
Pattern coverage: 0.000% (0 MiB out of 915 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.223
Then patterns cover at least 99% of the test FS size in the guest's memory 4.547 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.089
Then I find very few patterns in the guest's memory after 3 seconds 5.693 
Pattern coverage: 0.000% (0 MiB out of 915 MiB reference memory)
# read cache
When I mount the USB drive again 5.555
And I read the content of the test FS 0.458
Then patterns cover at least 99% of the test FS size in the guest's memory 2.933 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.849
Then I find very few patterns in the guest's memory after 3 seconds 5.867 
Pattern coverage: 0.000% (0 MiB out of 915 MiB reference memory)
After features/support/hooks.rb:326 0.975
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
51.401
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.513
And I prepare Tails for memory erasure tests 0.447
When I fill a 128 MiB file with a known pattern on the root filesystem 16.827
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 2.152
Then patterns cover at least 128 MiB in the guest's memory 2.668 
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 20.778 
Pattern coverage: 0.000% (0 MiB out of 916 MiB reference memory)
After features/support/hooks.rb:326 3.537
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:5.941
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 6:22.747
And I prepare Tails for memory erasure tests 0.473
When I fill a 128 MiB file with a known pattern on the persistent filesystem 21.465
When I trigger shutdown 0.019
Then I find very few patterns in the guest's memory after 20 seconds 21.236 
Pattern coverage: 0.000% (0 MiB out of 907 MiB reference memory)
After features/support/hooks.rb:326 3.543
After features/support/hooks.rb:100 0.010