Deleting seems only required if the migration fail. We are going to update ews, maybe you can keep your system is the buggy state and test if that update resolves the problem for you?
** Changed in: evolution-data-server (Ubuntu) Status: Incomplete => New ** Changed in: evolution-data-server (Ubuntu) Status: New => In Progress ** Package changed: evolution-data-server (Ubuntu) => evolution-ews (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to evolution-data-server in Ubuntu. https://bugs.launchpad.net/bugs/1812474 Title: /usr/lib/evolution/evolution-addressbook-factory regularly takes 100% CPU and 100% RAM for a while, making all the system unresponsive Status in evolution-ews package in Ubuntu: In Progress Bug description: /usr/lib/evolution/evolution-addressbook-factory regularly takes 100% CPU and 100% RAM for a while, making all the system unresponsive; the GUI doesn't respond (gnome-shell's clock is stopped, the mouse pointer is stopped) and it lasts for a few minutes, then goes back to normal. If I wait long enough, the addressbook crashes (not enough memory ?). ProblemType: Bug DistroRelease: Ubuntu 18.10 Package: evolution-data-server 3.30.1-1build1 ProcVersionSignature: Ubuntu 4.18.0-13.14-generic 4.18.17 Uname: Linux 4.18.0-13-generic x86_64 ApportVersion: 2.20.10-0ubuntu13.1 Architecture: amd64 CurrentDesktop: GNOME Date: Sat Jan 19 09:59:18 2019 ExecutablePath: /usr/lib/evolution/evolution-data-server/evolution-alarm-notify InstallationDate: Installed on 2017-01-09 (740 days ago) InstallationMedia: Ubuntu-GNOME 16.10 "Yakkety Yak" - Release amd64 (20161012.1) ProcEnviron: PATH=(custom, user) XDG_RUNTIME_DIR=<set> LANG=fr_FR.UTF-8 SHELL=/bin/bash SourcePackage: evolution-data-server UpgradeStatus: Upgraded to cosmic on 2018-10-19 (92 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/evolution-ews/+bug/1812474/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp