I I upgraded from Ubuntu 18.04 to 20.04, I kinda regret it now because the system became so much slower, boot takes 10 whole minutes and apps have more than 2 sec delay to start. has anyone had similar problems with this version ? and how to fix it ?
systemd-analyze
Startup finished in 4.507s (firmware) + 13.707s (loader) + 4.101s (kernel) + 4min 55.871s (userspace) = 5min 18.186s graphical.target reached after 4min 55.612s in userspace
I ran systemd-analyze blame :
4min 20.449s plymouth-quit-wait.service
3min 14.185s vboxadd.service
19.294s networkd-dispatcher.service
17.419s dev-sda4.device
11.793s accounts-daemon.service
11.749s NetworkManager-wait-online.service
10.988s udisks2.service
8.715s NetworkManager.service
8.036s polkit.service
7.847s dev-loop10.device
7.420s dev-loop8.device
7.351s dev-loop9.device
7.132s dev-loop1.device
7.130s dev-loop0.device
7.103s dev-loop2.device
6.910s dev-loop4.device
6.804s avahi-daemon.service
6.590s systemd-resolved.service
6.579s snapd.service
6.475s iio-sensor-proxy.service
6.211s ModemManager.service
6.189s systemd-journal-flush.service
5.931s switcheroo-control.service
lines 1-23
dpkg -l *irtual* | grep ii
. Also show mesudo dmidecode -s bios-version
and tell me the exact make/model of your computer.