Project Number Date
test_Tails_ISO_20634-greeter-tps-upgrade-failure-fix 9 29 Oct 2024, 02:42

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 11:38.777 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
25.754
Before features/support/hooks.rb:269 0.004
Given I have started Tails from DVD without network and logged in 8.102
And I prepare Tails for memory erasure tests 0.480
When I start a process allocating 128 MiB of memory with a known pattern 2.368
Then patterns cover at least 128 MiB in the guest's memory 5.038 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.818
Then I find very few patterns in the guest's memory after 3 seconds 7.946 
Pattern coverage: 0.000% (0 MiB out of 874 MiB reference memory)
After features/support/hooks.rb:326 0.839
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
27.633
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 10.064
And I prepare Tails for memory erasure tests 0.459
And I find very few patterns in the guest's memory 3.483 
Pattern coverage: 0.000% (0 MiB out of 874 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.092
Then patterns cover at least 99% of the test FS size in the guest's memory 4.041 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.822
Then I find very few patterns in the guest's memory after 3 seconds 6.670 
Pattern coverage: 0.000% (0 MiB out of 874 MiB reference memory)
After features/support/hooks.rb:326 1.054
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
53.651
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 9.291
And I prepare Tails for memory erasure tests 0.477
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.025
Then I find very few patterns in the guest's memory 4.413 
Pattern coverage: 0.000% (0 MiB out of 877 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 4.184
Then patterns cover at least 75% of the test FS size in the guest's memory 4.291 
Pattern coverage: 92.279% (117 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.588
Then I find very few patterns in the guest's memory after 3 seconds 6.523 
Pattern coverage: 0.000% (0 MiB out of 877 MiB reference memory)
# read cache
When I mount the USB drive again 0.356
And I read the content of the test FS 1.230
Then patterns cover at least 99% of the test FS size in the guest's memory 4.013 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.665
Then I find very few patterns in the guest's memory after 3 seconds 6.589 
Pattern coverage: 0.000% (0 MiB out of 877 MiB reference memory)
After features/support/hooks.rb:326 0.847
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:16.807
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.097
And I prepare Tails for memory erasure tests 0.461
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 35.230
Then I find very few patterns in the guest's memory 2.788 
Pattern coverage: 0.000% (0 MiB out of 875 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.899
Then patterns cover at least 99% of the test FS size in the guest's memory 3.051 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.016
Then I find very few patterns in the guest's memory after 3 seconds 5.470 
Pattern coverage: 0.000% (0 MiB out of 875 MiB reference memory)
# read cache
When I mount the USB drive again 8.390
And I read the content of the test FS 0.446
Then patterns cover at least 99% of the test FS size in the guest's memory 3.283 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.711
Then I find very few patterns in the guest's memory after 3 seconds 5.958 
Pattern coverage: 0.000% (0 MiB out of 875 MiB reference memory)
After features/support/hooks.rb:326 0.928
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
49.122
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.216
And I prepare Tails for memory erasure tests 0.475
When I fill a 128 MiB file with a known pattern on the root filesystem 15.214
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 2.171
Then patterns cover at least 128 MiB in the guest's memory 2.345 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I trigger shutdown 0.013
Then I find very few patterns in the guest's memory after 20 seconds 20.685 
Pattern coverage: 0.000% (0 MiB out of 894 MiB reference memory)
After features/support/hooks.rb:326 3.528
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:45.807
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 6:58.607
And I prepare Tails for memory erasure tests 0.682
When I fill a 128 MiB file with a known pattern on the persistent filesystem 24.266
When I trigger shutdown 0.012
Then I find very few patterns in the guest's memory after 20 seconds 22.238 
Pattern coverage: 0.000% (0 MiB out of 903 MiB reference memory)
After features/support/hooks.rb:326 3.515
After features/support/hooks.rb:100 0.012