Project Number Date
test_Tails_ISO_devel 3408 31 May 2024, 08:27

Feature Report

Steps Scenarios Features
Feature Passed Failed Skipped Pending Undefined Total Passed Failed Total Duration Status
System memory erasure on shutdown 53 0 0 0 0 53 6 0 6 11:16.612 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
22.166
Before features/support/hooks.rb:265 0.003
Given I have started Tails from DVD without network and logged in 8.292
And I prepare Tails for memory erasure tests 0.558
When I start a process allocating 128 MiB of memory with a known pattern 2.591
Then patterns cover at least 128 MiB in the guest's memory 4.326 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.951
Then I find very few patterns in the guest's memory 4.446 
Pattern coverage: 0.000% (0 MiB out of 900 MiB reference memory)
After features/support/hooks.rb:311 1.761
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
23.338
Before features/support/hooks.rb:265 0.016
Given I have started Tails from DVD without network and logged in 8.258
And I prepare Tails for memory erasure tests 0.475
And I find very few patterns in the guest's memory 4.347 
Pattern coverage: 0.000% (0 MiB out of 899 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.841
Then patterns cover at least 99% of the test FS size in the guest's memory 3.765 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.679
Then I find very few patterns in the guest's memory 3.969 
Pattern coverage: 0.000% (0 MiB out of 899 MiB reference memory)
After features/support/hooks.rb:311 2.217
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
45.155
Before features/support/hooks.rb:265 0.003
Given I have started Tails from DVD without network and logged in 8.220
And I prepare Tails for memory erasure tests 0.411
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.051
Then I find very few patterns in the guest's memory 4.433 
Pattern coverage: 0.000% (0 MiB out of 893 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.594
Then patterns cover at least 86% of the test FS size in the guest's memory 3.812 
Pattern coverage: 88.134% (112 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.969
Then I find very few patterns in the guest's memory 4.254 
Pattern coverage: 0.000% (0 MiB out of 893 MiB reference memory)
# read cache
When I mount the USB drive again 0.363
And I read the content of the test FS 0.719
Then patterns cover at least 99% of the test FS size in the guest's memory 3.604 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.614
Then I find very few patterns in the guest's memory 4.106 
Pattern coverage: 0.000% (0 MiB out of 893 MiB reference memory)
After features/support/hooks.rb:311 1.807
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:11.085
Before features/support/hooks.rb:265 0.002
Given I have started Tails from DVD without network and logged in 8.113
And I prepare Tails for memory erasure tests 0.410
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 34.959
Then I find very few patterns in the guest's memory 3.614 
Pattern coverage: 0.000% (0 MiB out of 900 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.046
Then patterns cover at least 99% of the test FS size in the guest's memory 3.178 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.801
Then I find very few patterns in the guest's memory 3.558 
Pattern coverage: 0.000% (0 MiB out of 900 MiB reference memory)
# read cache
When I mount the USB drive again 5.489
And I read the content of the test FS 0.668
Then patterns cover at least 99% of the test FS size in the guest's memory 3.244 
Pattern coverage: 106.115% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.487
Then I find very few patterns in the guest's memory 3.512 
Pattern coverage: 0.000% (0 MiB out of 900 MiB reference memory)
After features/support/hooks.rb:311 0.864
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
51.680
Before features/support/hooks.rb:265 0.002
Given I have started Tails from DVD without network and logged in 8.421
And I prepare Tails for memory erasure tests 0.533
When I fill a 128 MiB file with a known pattern on the root filesystem 16.374
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.957
Then patterns cover at least 128 MiB in the guest's memory 2.580 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.020
And I wait 20 seconds 20.019 
Slept for 20 seconds
Then I find very few patterns in the guest's memory 1.772 
Pattern coverage: 0.000% (0 MiB out of 899 MiB reference memory)
After features/support/hooks.rb:311 3.529
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:43.185
Before features/support/hooks.rb:265 0.002
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 6:58.688
And I prepare Tails for memory erasure tests 0.427
When I fill a 128 MiB file with a known pattern on the persistent filesystem 21.640
When I trigger shutdown 0.011
And I wait 20 seconds 20.012 
Slept for 20 seconds
Then I find very few patterns in the guest's memory 2.404 
Pattern coverage: 0.000% (0 MiB out of 890 MiB reference memory)
After features/support/hooks.rb:311 3.517
After features/support/hooks.rb:100 0.012