Project Number Date
test_Tails_ISO_tor-blog-40076-bring-back-download-links 6 19 Oct 2024, 16:06

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 10:53.205 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
21.316
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.874
And I prepare Tails for memory erasure tests 0.533
When I start a process allocating 128 MiB of memory with a known pattern 2.467
Then patterns cover at least 128 MiB in the guest's memory 3.595 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.206
Then I find very few patterns in the guest's memory after 3 seconds 5.639 
Pattern coverage: 0.000% (0 MiB out of 908 MiB reference memory)
After features/support/hooks.rb:326 1.722
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
25.749
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.232
And I prepare Tails for memory erasure tests 0.716
And I find very few patterns in the guest's memory 3.292 
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 4.429
Then patterns cover at least 99% of the test FS size in the guest's memory 2.987 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.473
Then I find very few patterns in the guest's memory after 3 seconds 5.617 
Pattern coverage: 0.000% (0 MiB out of 911 MiB reference memory)
After features/support/hooks.rb:326 0.872
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
46.434
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.514
And I prepare Tails for memory erasure tests 0.650
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.118
Then I find very few patterns in the guest's memory 3.153 
Pattern coverage: 0.000% (0 MiB out of 884 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.704
Then patterns cover at least 75% of the test FS size in the guest's memory 3.871 
Pattern coverage: 88.101% (112 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.376
Then I find very few patterns in the guest's memory after 3 seconds 5.585 
Pattern coverage: 0.000% (0 MiB out of 884 MiB reference memory)
# read cache
When I mount the USB drive again 0.374
And I read the content of the test FS 0.545
Then patterns cover at least 99% of the test FS size in the guest's memory 3.334 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.444
Then I find very few patterns in the guest's memory after 3 seconds 5.760 
Pattern coverage: 0.000% (0 MiB out of 884 MiB reference memory)
After features/support/hooks.rb:326 0.891
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:12.303
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.926
And I prepare Tails for memory erasure tests 0.419
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 33.638
Then I find very few patterns in the guest's memory 2.905 
Pattern coverage: 0.000% (0 MiB out of 903 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.684
Then patterns cover at least 99% of the test FS size in the guest's memory 2.639 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.302
Then I find very few patterns in the guest's memory after 3 seconds 5.484 
Pattern coverage: 0.000% (0 MiB out of 903 MiB reference memory)
# read cache
When I mount the USB drive again 5.102
And I read the content of the test FS 0.442
Then patterns cover at least 99% of the test FS size in the guest's memory 3.096 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.789
Then I find very few patterns in the guest's memory after 3 seconds 5.873 
Pattern coverage: 0.000% (0 MiB out of 903 MiB reference memory)
After features/support/hooks.rb:326 0.840
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
51.726
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.075
And I prepare Tails for memory erasure tests 0.933
When I fill a 128 MiB file with a known pattern on the root filesystem 17.163
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.818
Then patterns cover at least 128 MiB in the guest's memory 2.957 
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 20.765 
Pattern coverage: 0.000% (0 MiB out of 883 MiB reference memory)
After features/support/hooks.rb:326 3.524
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:15.674
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 6:33.249
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 20.785
When I trigger shutdown 0.017
Then I find very few patterns in the guest's memory after 20 seconds 21.168 
Pattern coverage: 0.000% (0 MiB out of 888 MiB reference memory)
After features/support/hooks.rb:326 3.551
After features/support/hooks.rb:100 0.010