Project Number Date
test_Tails_ISO_20634-greeter-tps-upgrade-failure-fix 7 28 Oct 2024, 21:14

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 13:5.367 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
24.177
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.506
And I prepare Tails for memory erasure tests 0.496
When I start a process allocating 128 MiB of memory with a known pattern 1.229
Then patterns cover at least 128 MiB in the guest's memory 4.816 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I kill the allocating process 2.336
Then I find very few patterns in the guest's memory after 3 seconds 6.792 
Pattern coverage: 0.000% (0 MiB out of 904 MiB reference memory)
After features/support/hooks.rb:326 1.534
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
40.283
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.585
And I prepare Tails for memory erasure tests 0.402
And I find very few patterns in the guest's memory 10.172 
Pattern coverage: 0.000% (0 MiB out of 895 MiB reference memory)
When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.137
Then patterns cover at least 99% of the test FS size in the guest's memory 9.471 
Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)
When I umount "/mnt" 2.591
Then I find very few patterns in the guest's memory after 3 seconds 6.922 
Pattern coverage: 0.000% (0 MiB out of 895 MiB reference memory)
After features/support/hooks.rb:326 1.340
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
56.644
Before features/support/hooks.rb:269 0.002
Given I have started Tails from DVD without network and logged in 8.198
And I prepare Tails for memory erasure tests 0.493
When I plug and mount a 128 MiB USB drive with a vfat filesystem 10.219
Then I find very few patterns in the guest's memory 3.927 
Pattern coverage: 0.000% (0 MiB out of 899 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 5.406
Then patterns cover at least 75% of the test FS size in the guest's memory 4.890 
Pattern coverage: 88.300% (112 MiB out of 127 MiB reference memory)
When I umount the USB drive 1.685
Then I find very few patterns in the guest's memory after 3 seconds 6.791 
Pattern coverage: 0.000% (0 MiB out of 899 MiB reference memory)
# read cache
When I mount the USB drive again 0.306
And I read the content of the test FS 0.906
Then patterns cover at least 99% of the test FS size in the guest's memory 6.160 
Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)
When I umount the USB drive 0.919
Then I find very few patterns in the guest's memory after 3 seconds 6.738 
Pattern coverage: 0.000% (0 MiB out of 899 MiB reference memory)
After features/support/hooks.rb:326 1.436
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
1:26.351
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.264
And I prepare Tails for memory erasure tests 0.422
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 41.017
Then I find very few patterns in the guest's memory 3.424 
Pattern coverage: 0.000% (0 MiB out of 904 MiB reference memory)
# write cache
When I fill the USB drive with a known pattern 2.662
Then patterns cover at least 99% of the test FS size in the guest's memory 3.772 
Pattern coverage: 106.113% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 1.349
Then I find very few patterns in the guest's memory after 3 seconds 6.270 
Pattern coverage: 0.000% (0 MiB out of 904 MiB reference memory)
# read cache
When I mount the USB drive again 5.954
And I read the content of the test FS 1.987
Then patterns cover at least 99% of the test FS size in the guest's memory 4.022 
Pattern coverage: 106.116% (97 MiB out of 91 MiB reference memory)
When I umount the USB drive 0.817
Then I find very few patterns in the guest's memory after 3 seconds 6.385 
Pattern coverage: 0.000% (0 MiB out of 904 MiB reference memory)
After features/support/hooks.rb:326 0.916
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
52.263
Before features/support/hooks.rb:269 0.003
Given I have started Tails from DVD without network and logged in 8.744
And I prepare Tails for memory erasure tests 0.382
When I fill a 128 MiB file with a known pattern on the root filesystem 16.927
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 2.059
Then patterns cover at least 128 MiB in the guest's memory 3.295 
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 20.838 
Pattern coverage: 0.000% (0 MiB out of 902 MiB reference memory)
After features/support/hooks.rb:326 3.522
After features/support/hooks.rb:100 0.000
Tags: @product @slow @not_release_blocker
8:45.647
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 8:0.589
And I prepare Tails for memory erasure tests 0.433
When I fill a 128 MiB file with a known pattern on the persistent filesystem 23.373
When I trigger shutdown 0.013
Then I find very few patterns in the guest's memory after 20 seconds 21.236 
Pattern coverage: 0.000% (0 MiB out of 895 MiB reference memory)
After features/support/hooks.rb:326 3.538
After features/support/hooks.rb:100 0.013