[build]: add debug info for dpkg frontend lock #8375
Merged
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print out the process that hold the dpkg frontend lock.
Signed-off-by: Guohan Lu lguohan@gmail.com
Why I did it
add debug info for dpkg frontend lock
How I did it
print out the process that hold the dpkg frontend lock.
How to verify it
run parallel build
Which release branch to backport (provide reason below if selected)
Description for the changelog
A picture of a cute animal (not mandatory but encouraged)