Roman Shipovskij, thank you for taking the time to report this bug and helping to make Ubuntu better. However, I am closing it because as per your Bug Description the bug has been fixed in the latest development version of Ubuntu - Vivid Vervet.
This is a significant bug in Ubuntu. If you need a fix for the bug in previous versions of Ubuntu, please perform as much as possible of the SRU Procedure [1] to bring the need to a developer's attention. [1]: https://wiki.ubuntu.com/StableReleaseUpdates#Procedure ** Changed in: libreoffice (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to libreoffice in Ubuntu. https://bugs.launchpad.net/bugs/1437207 Title: LibreOffice Calc high CPU usage during row/column selection Status in libreoffice package in Ubuntu: Fix Released Bug description: Distributor ID: Ubuntu Description: Ubuntu 14.04.2 LTS Release: 14.04 Codename: trusty LibreOffice: 1:4.2.7-0ubuntu2 Selecting multiple row or column in Calc, non contiguously, more than 10, cause high CPU usage Problem exist in latest versions 4.2.x and 4.3.x from PPA: https://launchpad.net/~libreoffice/+archive/ubuntu/libreoffice-4-2 https://launchpad.net/~libreoffice/+archive/ubuntu/libreoffice-4-3 Problem fixed in latest version 4.4.x from PPA: https://launchpad.net/~libreoffice/+archive/ubuntu/ppa Please help to fix this problem in version 4.2.x for Ubuntu 14.04 LTS Also I found upstream bug report: https://bugs.documentfoundation.org/show_bug.cgi?id=81966 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/1437207/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp