Project Number Date
test_Tails_ISO_20522-ocr-more 25 03 Jan 2025, 05:05

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 11:23.468 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
21.549
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 9.106
And I prepare Tails for memory erasure tests 0.495
When I start a process allocating 128 MiB of memory with a known pattern 1.220
Then patterns cover at least 128 MiB in the guest's memory 3.278 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 1.322
Then I find very few patterns in the guest's memory after 3 seconds 6.126 
Pattern coverage: 0.000% (0 MiB out of 679 MiB reference memory)
After features/support/hooks.rb:326 0.755
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
36.676
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 21.513
And I prepare Tails for memory erasure tests 0.458
And I find very few patterns in the guest's memory 3.134 
Pattern coverage: 0.000% (0 MiB out of 679 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.468
Then patterns cover at least 99% of the test FS size in the guest's memory 3.210 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 0.580
Then I find very few patterns in the guest's memory after 3 seconds 6.311 
Pattern coverage: 0.000% (0 MiB out of 679 MiB reference memory)
After features/support/hooks.rb:326 0.761
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
49.953
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 9.187
And I prepare Tails for memory erasure tests 0.427
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.197
Then I find very few patterns in the guest's memory 3.392 
Pattern coverage: 0.000% (0 MiB out of 678 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.643
Then patterns cover at least 75% of the test FS size in the guest's memory 3.319 
Pattern coverage: 82.939% (105 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.338
Then I find very few patterns in the guest's memory after 3 seconds 6.322 
Pattern coverage: 0.000% (0 MiB out of 678 MiB reference memory)
# read cache
When I mount the USB drive again 0.255
And I read the content of the test FS 1.616
Then patterns cover at least 99% of the test FS size in the guest's memory 4.022 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.469
Then I find very few patterns in the guest's memory after 3 seconds 6.759 
Pattern coverage: 0.000% (0 MiB out of 678 MiB reference memory)
After features/support/hooks.rb:326 0.760
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:12.247
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.076
And I prepare Tails for memory erasure tests 0.395
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 33.579
Then I find very few patterns in the guest's memory 3.258 
Pattern coverage: 0.000% (0 MiB out of 688 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 1.836
Then patterns cover at least 99% of the test FS size in the guest's memory 4.236 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.922
Then I find very few patterns in the guest's memory after 3 seconds 5.620 
Pattern coverage: 0.000% (0 MiB out of 688 MiB reference memory)
# read cache
When I mount the USB drive again 4.888
And I read the content of the test FS 0.651
Then patterns cover at least 99% of the test FS size in the guest's memory 2.740 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.652
Then I find very few patterns in the guest's memory after 3 seconds 5.390 
Pattern coverage: 0.000% (0 MiB out of 688 MiB reference memory)
After features/support/hooks.rb:326 1.518
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
50.524
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.444
And I prepare Tails for memory erasure tests 0.412
When I fill a 128 MiB file with a known pattern on the root filesystem 14.720
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.114
Then patterns cover at least 128 MiB in the guest's memory 4.277 
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 21.541 
Pattern coverage: 0.000% (0 MiB out of 687 MiB reference memory)
After features/support/hooks.rb:326 3.958
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
7:32.516
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 6:45.500
And I prepare Tails for memory erasure tests 0.460
When I fill a 128 MiB file with a known pattern on the persistent filesystem 25.347
When I trigger shutdown 0.013
Then I find very few patterns in the guest's memory after 20 seconds 21.194 
Pattern coverage: 0.000% (0 MiB out of 748 MiB reference memory)
After features/support/hooks.rb:326 3.487
After features/support/hooks.rb:100 0.011