Project Number Date
test_Tails_ISO_20530-tca-controls-tor-flag-file 21 18 Nov 2024, 20:53

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 11:53.889 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
25.300
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.617
And I prepare Tails for memory erasure tests 0.438
When I start a process allocating 128 MiB of memory with a known pattern 2.579
Then patterns cover at least 128 MiB in the guest's memory 4.492 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 2.024
Then I find very few patterns in the guest's memory after 3 seconds 7.147 
Pattern coverage: 0.000% (0 MiB out of 914 MiB reference memory)
After features/support/hooks.rb:326 1.031
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
28.138
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 9.765
And I prepare Tails for memory erasure tests 0.435
And I find very few patterns in the guest's memory 3.688 
Pattern coverage: 0.000% (0 MiB out of 919 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.149
Then patterns cover at least 99% of the test FS size in the guest's memory 4.271 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.977
Then I find very few patterns in the guest's memory after 3 seconds 6.851 
Pattern coverage: 0.000% (0 MiB out of 919 MiB reference memory)
After features/support/hooks.rb:326 1.602
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
53.121
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.657
And I prepare Tails for memory erasure tests 0.452
When I plug and mount a 128 MiB USB drive with a vfat filesystem 9.382
Then I find very few patterns in the guest's memory 3.541 
Pattern coverage: 0.000% (0 MiB out of 910 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.966
Then patterns cover at least 75% of the test FS size in the guest's memory 4.932 
Pattern coverage: 90.446% (115 MiB out of 127 MiB reference memory)
When I umount the USB drive 3.971
Then I find very few patterns in the guest's memory after 3 seconds 6.882 
Pattern coverage: 0.000% (0 MiB out of 910 MiB reference memory)
# read cache
When I mount the USB drive again 0.262
And I read the content of the test FS 0.689
Then patterns cover at least 99% of the test FS size in the guest's memory 3.967 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.123
Then I find very few patterns in the guest's memory after 3 seconds 6.290 
Pattern coverage: 0.000% (0 MiB out of 910 MiB reference memory)
After features/support/hooks.rb:326 0.796
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:21.727
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.249
And I prepare Tails for memory erasure tests 0.469
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 37.469
Then I find very few patterns in the guest's memory 3.277 
Pattern coverage: 0.000% (0 MiB out of 930 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.089
Then patterns cover at least 99% of the test FS size in the guest's memory 3.525 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.979
Then I find very few patterns in the guest's memory after 3 seconds 6.123 
Pattern coverage: 0.000% (0 MiB out of 930 MiB reference memory)
# read cache
When I mount the USB drive again 5.879
And I read the content of the test FS 2.337
Then patterns cover at least 99% of the test FS size in the guest's memory 3.697 
Pattern coverage: 106.117% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.427
Then I find very few patterns in the guest's memory after 3 seconds 6.202 
Pattern coverage: 0.000% (0 MiB out of 930 MiB reference memory)
After features/support/hooks.rb:326 1.745
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
49.708
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.925
And I prepare Tails for memory erasure tests 0.427
When I fill a 128 MiB file with a known pattern on the root filesystem 14.202
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 2.300
Then patterns cover at least 128 MiB in the guest's memory 3.049 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.023
Then I find very few patterns in the guest's memory after 20 seconds 20.779 
Pattern coverage: 0.000% (0 MiB out of 916 MiB reference memory)
After features/support/hooks.rb:326 3.479
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:55.892
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 7:11.533
And I prepare Tails for memory erasure tests 0.561
When I fill a 128 MiB file with a known pattern on the persistent filesystem 21.698
When I trigger shutdown 0.050
Then I find very few patterns in the guest's memory after 20 seconds 22.049 
Pattern coverage: 0.000% (0 MiB out of 904 MiB reference memory)
After features/support/hooks.rb:326 3.556
After features/support/hooks.rb:100 0.012