Project Number Date
test_Tails_ISO_sysadmin-17987-torbrowser-archive 6 23 Oct 2024, 05:40

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 10:36.893 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
19.999
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.784
And I prepare Tails for memory erasure tests 0.446
When I start a process allocating 128 MiB of memory with a known pattern 2.367
Then patterns cover at least 128 MiB in the guest's memory 3.345 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.246
Then I find very few patterns in the guest's memory after 3 seconds 5.808 
Pattern coverage: 0.000% (0 MiB out of 891 MiB reference memory)
After features/support/hooks.rb:326 1.110
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
22.532
Before features/support/hooks.rb:269 0.015
Given I have started Tails from DVD without network and logged in 7.771
And I prepare Tails for memory erasure tests 0.473
And I find very few patterns in the guest's memory 2.819 
Pattern coverage: 0.000% (0 MiB out of 870 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.901
Then patterns cover at least 99% of the test FS size in the guest's memory 3.153 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.629
Then I find very few patterns in the guest's memory after 3 seconds 5.783 
Pattern coverage: 0.000% (0 MiB out of 870 MiB reference memory)
After features/support/hooks.rb:326 0.752
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
43.130
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 0.448
When I plug and mount a 128 MiB USB drive with a vfat filesystem 9.206
Then I find very few patterns in the guest's memory 2.773 
Pattern coverage: 0.000% (0 MiB out of 866 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.305
Then patterns cover at least 75% of the test FS size in the guest's memory 3.010 
Pattern coverage: 84.813% (108 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.658
Then I find very few patterns in the guest's memory after 3 seconds 5.397 
Pattern coverage: 0.000% (0 MiB out of 866 MiB reference memory)
# read cache
When I mount the USB drive again 0.345
And I read the content of the test FS 0.606
Then patterns cover at least 99% of the test FS size in the guest's memory 3.200 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.641
Then I find very few patterns in the guest's memory after 3 seconds 5.668 
Pattern coverage: 0.001% (0 MiB out of 866 MiB reference memory)
After features/support/hooks.rb:326 0.748
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:16.840
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.994
And I prepare Tails for memory erasure tests 0.531
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 39.273
Then I find very few patterns in the guest's memory 2.086 
Pattern coverage: 0.000% (0 MiB out of 887 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.661
Then patterns cover at least 99% of the test FS size in the guest's memory 2.726 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.902
Then I find very few patterns in the guest's memory after 3 seconds 5.403 
Pattern coverage: 0.000% (0 MiB out of 887 MiB reference memory)
# read cache
When I mount the USB drive again 7.346
And I read the content of the test FS 0.409
Then patterns cover at least 99% of the test FS size in the guest's memory 2.659 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.627
Then I find very few patterns in the guest's memory after 3 seconds 5.215 
Pattern coverage: 0.000% (0 MiB out of 887 MiB reference memory)
After features/support/hooks.rb:326 0.735
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
48.396
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.906
And I prepare Tails for memory erasure tests 0.465
When I fill a 128 MiB file with a known pattern on the root filesystem 14.803
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.994
Then patterns cover at least 128 MiB in the guest's memory 2.475 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.015
Then I find very few patterns in the guest's memory after 20 seconds 20.735 
Pattern coverage: 0.000% (0 MiB out of 900 MiB reference memory)
After features/support/hooks.rb:326 3.534
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:5.994
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 6:21.615
And I prepare Tails for memory erasure tests 0.453
When I fill a 128 MiB file with a known pattern on the persistent filesystem 22.775
When I trigger shutdown 0.015
Then I find very few patterns in the guest's memory after 20 seconds 21.135 
Pattern coverage: 0.000% (0 MiB out of 890 MiB reference memory)
After features/support/hooks.rb:326 3.536
After features/support/hooks.rb:100 0.010