lshw in xenial-proposed fixes this issue.
ubuntu@recht:~$ time lshw > /dev/null;dpkg --list | grep lshw
WARNING: you should run this program as super-user.
WARNING: output may be incomplete or inaccurate, you should run this program as
super-user.
real 1m50.371s
user 1m50.240s
sys 0m0.104s
ii lshw 02.17-1.1ubuntu3.4
arm64 information about hardware configuration
ubuntu@recht:~$ time lshw > /dev/null;dpkg --list | grep lshw
WARNING: you should run this program as super-user.
WARNING: output may be incomplete or inaccurate, you should run this program as
super-user.
real 0m2.548s
user 0m2.460s
sys 0m0.084s
ii lshw 02.17-1.1ubuntu3.5
arm64 information about hardware configuration
** Tags removed: verification-needed-xenial
** Tags added: verification-done-xenial
** Changed in: lshw (Ubuntu Artful)
Assignee: (unassigned) => Ike Panhc (ikepanhc)
** Changed in: lshw (Ubuntu Xenial)
Assignee: (unassigned) => Ike Panhc (ikepanhc)
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https://bugs.launchpad.net/bugs/1582181
Title:
AArch64: slow cpuinfo due to redundant loop
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