I have gnome-system-monitor installed as a snap. It never starts for me - it always segfaults.
$ snap info gnome-system-monitor
name: gnome-system-monitor
summary: System Monitor
publisher: Canonical✓
contact: https://bugs.launchpad.net/ubuntu/+source/gnome-system-monitor/+bugs?field.tag=snap
license: unset
description: |
GNOME System Monitor is a GNOME process viewer and system monitor with
an attractive, easy-to-use interface, It has features, such as a tree
view for process dependencies, icons for processes, the ability to hide
processes that you don't want to see, graphical time histories of
CPU/memory/swap usage, the ability to kill/renice processes needing root
access, as well as the standard features that you might expect from a
process viewer.
commands:
- gnome-system-monitor
snap-id: 9BTClmjz31r0UltmbJ5nnGe0Xm1AzfMp
tracking: stable/ubuntu-18.10
refresh-date: 18 days ago, at 23:46 EEST
channels:
stable: 3.32.1-3-g0ea89b4922 2019-07-09 (100) 3MB -
candidate: 3.32.1-3-g0ea89b4922 2019-07-09 (100) 3MB -
beta: ↑
edge: ↑
installed: 3.32.1-3-g0ea89b4922 (100) 3MB -
$ gnome-system-monitor
mkdir: cannot create directory '/home/vyzivus/snap/gnome-system-monitor/100/.config': Permission denied
mkdir: cannot create directory '/home/vyzivus/snap/gnome-system-monitor/100/.local': Permission denied
/snap/gnome-system-monitor/100/bin/desktop-launch: line 246: /home/vyzivus/snap/gnome-system-monitor/100/.config/user-dirs.dirs: No such file or directory
cp: cannot create regular file '/home/vyzivus/snap/gnome-system-monitor/100/.config': Permission denied
/snap/gnome-system-monitor/100/bin/desktop-launch: line 249: /home/vyzivus/snap/gnome-system-monitor/100/.config/user-dirs.dirs.md5sum: No such file or directory
/snap/gnome-system-monitor/100/bin/desktop-launch: line 249: /home/vyzivus/snap/gnome-system-monitor/100/.config/user-dirs.locale.md5sum: No such file or directory
Can't create dir /home/vyzivus/snap/gnome-system-monitor/100/Desktop
Can't create dir /home/vyzivus/snap/gnome-system-monitor/100/Downloads
Can't create dir /home/vyzivus/snap/gnome-system-monitor/100/Templates
Can't create dir /home/vyzivus/snap/gnome-system-monitor/100/Public
Can't create dir /home/vyzivus/snap/gnome-system-monitor/100/Documents
Can't create dir /home/vyzivus/snap/gnome-system-monitor/100/Music
Can't create dir /home/vyzivus/snap/gnome-system-monitor/100/Pictures
Can't create dir /home/vyzivus/snap/gnome-system-monitor/100/Videos
realpath: '': No such file or directory
realpath: '': No such file or directory
realpath: '': No such file or directory
realpath: '': No such file or directory
realpath: '': No such file or directory
realpath: '': No such file or directory
realpath: '': No such file or directory
realpath: '': No such file or directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.config’: Permission denied
/snap/gnome-system-monitor/100/bin/desktop-launch: line 381: /home/vyzivus/snap/gnome-system-monitor/100/.config/fontconfig/fonts.conf: No such file or directory
ln: failed to create symbolic link '/home/vyzivus/snap/gnome-system-monitor/100/.local/share': No such file or directory
ln: failed to create symbolic link '/home/vyzivus/snap/gnome-system-monitor/100/.themes': Permission denied
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.local’: Permission denied
ln: target '/home/vyzivus/snap/gnome-system-monitor/100/.local/share/glib-2.0/schemas' is not a directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.config’: Permission denied
ln: failed to create symbolic link '/home/vyzivus/snap/gnome-system-monitor/100/.config/dconf': No such file or directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.local’: Permission denied
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.local’: Permission denied
ln: target '/home/vyzivus/snap/gnome-system-monitor/100/.local/share/icons/DMZ-Black' is not a directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.local’: Permission denied
ln: target '/home/vyzivus/snap/gnome-system-monitor/100/.local/share/icons/DMZ-White' is not a directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.local’: Permission denied
ln: failed to create symbolic link '/home/vyzivus/snap/gnome-system-monitor/100/.local/share/icons/Papirus-Adapta-Maia': No such file or directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.local’: Permission denied
ln: failed to create symbolic link '/home/vyzivus/snap/gnome-system-monitor/100/.local/share/icons/Papirus-Adapta-Nokto-Maia': No such file or directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.local’: Permission denied
ln: failed to create symbolic link '/home/vyzivus/snap/gnome-system-monitor/100/.local/share/icons/Suru': No such file or directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.local’: Permission denied
ln: failed to create symbolic link '/home/vyzivus/snap/gnome-system-monitor/100/.local/share/icons/communitheme': No such file or directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.local’: Permission denied
ln: target '/home/vyzivus/snap/gnome-system-monitor/100/.local/share/icons/hicolor' is not a directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.config’: Permission denied
ln: failed to create symbolic link '/home/vyzivus/snap/gnome-system-monitor/100/.config/gtk-3.0/settings.ini': No such file or directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.config’: Permission denied
ln: failed to create symbolic link '/home/vyzivus/snap/gnome-system-monitor/100/.config/gtk-3.0/bookmarks': No such file or directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.config’: Permission denied
ln: failed to create symbolic link '/home/vyzivus/snap/gnome-system-monitor/100/.config/gtk-2.0/gtkfilechooser.ini': No such file or directory
mkdir: cannot create directory ‘/home/vyzivus/snap/gnome-system-monitor/100/.config’: Permission denied
ln: failed to create symbolic link '/home/vyzivus/snap/gnome-system-monitor/100/.config/ibus': No such file or directory
/snap/gnome-system-monitor/100/bin/desktop-launch: line 552: /home/vyzivus/snap/gnome-system-monitor/100/.last_revision: Permission denied
(gnome-system-monitor:8816): GLib-GIO-ERROR **: 09:11:47.845: Settings schema 'org.gnome.gnome-system-monitor' is not installed
Trace/breakpoint trap (core dumped)
ubuntu 19.04 x86-64 5.0.0-21-generic #22-Ubuntu SMP Tue Jul 2 13:27:33 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux