Project Number Date
test_Tails_ISO_20530-tca-controls-tor-flag-file 19 16 Nov 2024, 20:52

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 11:54.844 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
22.863
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.740
And I prepare Tails for memory erasure tests 0.437
When I start a process allocating 128 MiB of memory with a known pattern 2.441
Then patterns cover at least 128 MiB in the guest's memory 3.826 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.170
Then I find very few patterns in the guest's memory after 3 seconds 6.246 
Pattern coverage: 0.000% (0 MiB out of 909 MiB reference memory)
After features/support/hooks.rb:326 1.832
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
38.699
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 21.973
And I prepare Tails for memory erasure tests 0.492
And I find very few patterns in the guest's memory 3.313 
Pattern coverage: 0.000% (0 MiB out of 930 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.248
Then patterns cover at least 99% of the test FS size in the guest's memory 3.625 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.889
Then I find very few patterns in the guest's memory after 3 seconds 6.155 
Pattern coverage: 0.000% (0 MiB out of 930 MiB reference memory)
After features/support/hooks.rb:326 1.411
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
49.120
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.539
And I prepare Tails for memory erasure tests 0.433
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.342
Then I find very few patterns in the guest's memory 3.395 
Pattern coverage: 0.000% (0 MiB out of 928 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 3.408
Then patterns cover at least 75% of the test FS size in the guest's memory 3.434 
Pattern coverage: 89.885% (114 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.741
Then I find very few patterns in the guest's memory after 3 seconds 6.124 
Pattern coverage: 0.000% (0 MiB out of 928 MiB reference memory)
# read cache
When I mount the USB drive again 0.249
And I read the content of the test FS 0.761
Then patterns cover at least 99% of the test FS size in the guest's memory 3.616 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.844
Then I find very few patterns in the guest's memory after 3 seconds 6.228 
Pattern coverage: 0.000% (0 MiB out of 928 MiB reference memory)
After features/support/hooks.rb:326 1.470
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:21.665
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.385
And I prepare Tails for memory erasure tests 0.491
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 38.352
Then I find very few patterns in the guest's memory 2.742 
Pattern coverage: 0.000% (0 MiB out of 912 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.143
Then patterns cover at least 99% of the test FS size in the guest's memory 3.272 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.089
Then I find very few patterns in the guest's memory after 3 seconds 5.732 
Pattern coverage: 0.000% (0 MiB out of 912 MiB reference memory)
# read cache
When I mount the USB drive again 8.730
And I read the content of the test FS 0.480
Then patterns cover at least 99% of the test FS size in the guest's memory 3.164 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.386
Then I find very few patterns in the guest's memory after 3 seconds 5.694 
Pattern coverage: 0.000% (0 MiB out of 912 MiB reference memory)
After features/support/hooks.rb:326 0.984
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
50.546
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.390
And I prepare Tails for memory erasure tests 0.395
When I fill a 128 MiB file with a known pattern on the root filesystem 15.969
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 2.282
Then patterns cover at least 128 MiB in the guest's memory 2.698 
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 20.798 
Pattern coverage: 0.000% (0 MiB out of 910 MiB reference memory)
After features/support/hooks.rb:326 3.515
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:51.947
Before features/support/hooks.rb:269 0.005
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 7:7.751
And I prepare Tails for memory erasure tests 0.466
When I fill a 128 MiB file with a known pattern on the persistent filesystem 22.575
When I trigger shutdown 0.013
Then I find very few patterns in the guest's memory after 20 seconds 21.141 
Pattern coverage: 0.000% (0 MiB out of 917 MiB reference memory)
After features/support/hooks.rb:326 3.580
After features/support/hooks.rb:100 0.012