You have been subscribed to a public bug:
Problem description:
During our Linux distribution performance regression testing, we found
*significant* performance degradations on Ubuntu 16.04.5 LTS compared to
other major Linux distributions on s390x when running SPECint2017. Some
SPECint2017 micro-benchmarks show a performance degradation of 40%.
Hardware environment:
IBM z14, LPAR
1 IFL, SMT on
4GiB memory
Software environment:
Ubuntu 16.04.5 LTS
SPECint2017
Analysis:
We are currently in the progress of analyzing the problem and will get
back to this bug as soon as we have more insights.
** Affects: linux (Ubuntu)
Importance: Undecided
Assignee: Skipper Bug Screeners (skipper-screen-team)
Status: New
** Tags: architecture-s39064 bugnameltc-174800 severity-high
targetmilestone-inin---
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Performance degradation with SPECint2017
https://bugs.launchpad.net/bugs/1812182
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