Project Number Date
test_Tails_ISO_20448-tor-browser-14-force-all-tests 70 08 Oct 2024, 07:40

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 10:50.433 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
19.955
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.897
And I prepare Tails for memory erasure tests 0.402
When I start a process allocating 128 MiB of memory with a known pattern 2.542
Then patterns cover at least 128 MiB in the guest's memory 3.380 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 0.275
Then I find very few patterns in the guest's memory after 3 seconds 5.457 
Pattern coverage: 0.000% (0 MiB out of 876 MiB reference memory)
After features/support/hooks.rb:326 0.730
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
23.259
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.895
And I prepare Tails for memory erasure tests 0.425
And I find very few patterns in the guest's memory 2.858 
Pattern coverage: 0.000% (0 MiB out of 875 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.365
Then patterns cover at least 99% of the test FS size in the guest's memory 3.169 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.789
Then I find very few patterns in the guest's memory after 3 seconds 5.756 
Pattern coverage: 0.000% (0 MiB out of 875 MiB reference memory)
After features/support/hooks.rb:326 0.776
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
46.858
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.899
And I prepare Tails for memory erasure tests 0.384
When I plug and mount a 128 MiB USB drive with a vfat filesystem 9.058
Then I find very few patterns in the guest's memory 2.873 
Pattern coverage: 0.000% (0 MiB out of 892 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.628
Then patterns cover at least 75% of the test FS size in the guest's memory 3.616 
Pattern coverage: 87.060% (111 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.687
Then I find very few patterns in the guest's memory after 3 seconds 6.174 
Pattern coverage: 0.000% (0 MiB out of 892 MiB reference memory)
# read cache
When I mount the USB drive again 0.303
And I read the content of the test FS 0.550
Then patterns cover at least 99% of the test FS size in the guest's memory 3.992 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.994
Then I find very few patterns in the guest's memory after 3 seconds 6.693 
Pattern coverage: 0.000% (0 MiB out of 892 MiB reference memory)
After features/support/hooks.rb:326 0.950
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:17.772
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.902
And I prepare Tails for memory erasure tests 0.397
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 40.824
Then I find very few patterns in the guest's memory 2.473 
Pattern coverage: 0.000% (0 MiB out of 875 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.050
Then patterns cover at least 99% of the test FS size in the guest's memory 2.823 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.067
Then I find very few patterns in the guest's memory after 3 seconds 5.439 
Pattern coverage: 0.000% (0 MiB out of 875 MiB reference memory)
# read cache
When I mount the USB drive again 5.027
And I read the content of the test FS 0.694
Then patterns cover at least 99% of the test FS size in the guest's memory 2.986 
Pattern coverage: 106.115% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.775
Then I find very few patterns in the guest's memory after 3 seconds 5.310 
Pattern coverage: 0.000% (0 MiB out of 875 MiB reference memory)
After features/support/hooks.rb:326 1.587
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
47.632
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 7.963
And I prepare Tails for memory erasure tests 0.384
When I fill a 128 MiB file with a known pattern on the root filesystem 14.198
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.853
Then patterns cover at least 128 MiB in the guest's memory 2.515 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.014
Then I find very few patterns in the guest's memory after 20 seconds 20.701 
Pattern coverage: 0.000% (0 MiB out of 879 MiB reference memory)
After features/support/hooks.rb:326 3.499
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:14.953
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 6:31.615
And I prepare Tails for memory erasure tests 0.398
When I fill a 128 MiB file with a known pattern on the persistent filesystem 21.830
When I trigger shutdown 0.014
Then I find very few patterns in the guest's memory after 20 seconds 21.095 
Pattern coverage: 0.000% (0 MiB out of 863 MiB reference memory)
After features/support/hooks.rb:326 3.499
After features/support/hooks.rb:100 0.011