** Attachment added: "system_resources.png" https://bugs.launchpad.net/ubuntu/+source/gnome-system-monitor/+bug/1808420/+attachment/5222128/+files/system_resources.png
** Description changed: - The `gnome-system-monitor` package preinstalled with Ubuntu 18.04 - appears to have a problem with excluding `/dev/loop*` mounts from the - File System tab. - - This is a screenshot of what it shows on my system: - - https://i.imgur.com/SHwXcsR.png - - As you can see, there's a lot of `/dev/loop*` entries, and a lot of + The gnome-system-monitor package preinstalled with Ubuntu 18.04 appears + to have a problem with excluding /dev/loop* mounts from the File System + tab. + + Attached is a screenshot of what it shows on my system. + + As you can see, there's a lot of /dev/loop* entries, and a lot of duplication of available disk space percentage. - This is a pastebin of `$ mount`: https://paste.ubuntu.com/p/T4ZKz99CdK/ + This is a pastebin of $ mount: + + sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime) + proc on /proc type proc (rw,nosuid,nodev,noexec,relatime) + udev on /dev type devtmpfs (rw,nosuid,relatime,size=8101140k,nr_inodes=2025285,mode=755) + devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000) + tmpfs on /run type tmpfs (rw,nosuid,noexec,relatime,size=1627500k,mode=755) + /dev/nvme0n1p3 on / type ext4 (rw,relatime,errors=remount-ro,data=ordered) + securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime) + tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev) + tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k) + tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755) + cgroup on /sys/fs/cgroup/unified type cgroup2 (rw,nosuid,nodev,noexec,relatime,nsdelegate) + cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,name=systemd) + pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime) + efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime) + cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,hugetlb) + cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids) + cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_cls,net_prio) + cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct) + cgroup on /sys/fs/cgroup/rdma type cgroup (rw,nosuid,nodev,noexec,relatime,rdma) + cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer) + cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event) + cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset) + cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices) + cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory) + cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio) + mqueue on /dev/mqueue type mqueue (rw,relatime) + debugfs on /sys/kernel/debug type debugfs (rw,relatime) + systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=45,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=22759) + hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M) + sunrpc on /run/rpc_pipefs type rpc_pipefs (rw,relatime) + fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime) + configfs on /sys/kernel/config type configfs (rw,relatime) + nfsd on /proc/fs/nfsd type nfsd (rw,relatime) + /var/lib/snapd/snaps/gnome-3-26-1604_74.snap on /snap/gnome-3-26-1604/74 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/telegram-desktop_384.snap on /snap/telegram-desktop/384 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gnome-3-26-1604_70.snap on /snap/gnome-3-26-1604/70 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gnome-calculator_180.snap on /snap/gnome-calculator/180 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/core_6034.snap on /snap/core/6034 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gnome-calculator_238.snap on /snap/gnome-calculator/238 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/skype_63.snap on /snap/skype/63 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gnome-characters_103.snap on /snap/gnome-characters/103 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/core_5897.snap on /snap/core/5897 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gnome-characters_139.snap on /snap/gnome-characters/139 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gnome-system-monitor_57.snap on /snap/gnome-system-monitor/57 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gnome-system-monitor_51.snap on /snap/gnome-system-monitor/51 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/telegram-desktop_291.snap on /snap/telegram-desktop/291 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/skype_66.snap on /snap/skype/66 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gnome-logs_37.snap on /snap/gnome-logs/37 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gtk-common-themes_701.snap on /snap/gtk-common-themes/701 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gnome-calculator_260.snap on /snap/gnome-calculator/260 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gtk-common-themes_818.snap on /snap/gtk-common-themes/818 type squashfs (ro,nodev,relatime,x-gdu.hide) + /dev/nvme0n1p4 on /home type ext4 (rw,relatime,data=ordered) + /dev/sda2 on /boot/efi type vfat (rw,relatime,fmask=0077,dmask=0077,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro) + /var/lib/snapd/snaps/gnome-characters_124.snap on /snap/gnome-characters/124 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gnome-logs_45.snap on /snap/gnome-logs/45 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/telegram-desktop_399.snap on /snap/telegram-desktop/399 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/gtk-common-themes_808.snap on /snap/gtk-common-themes/808 type squashfs (ro,nodev,relatime,x-gdu.hide) + /var/lib/snapd/snaps/core_5742.snap on /snap/core/5742 type squashfs (ro,nodev,relatime,x-gdu.hide) + tmpfs on /run/user/121 type tmpfs (rw,nosuid,nodev,relatime,size=1627496k,mode=700,uid=121,gid=125) + tmpfs on /run/user/1000 type tmpfs (rw,nosuid,nodev,relatime,size=1627496k,mode=700,uid=1000,gid=1000) + gvfsd-fuse on /run/user/1000/gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev,relatime,user_id=1000,group_id=1000) + /dev/fuse on /run/user/1000/doc type fuse (rw,nosuid,nodev,relatime,user_id=1000,group_id=1000) + tmpfs on /run/snapd/ns type tmpfs (rw,nosuid,noexec,relatime,size=1627500k,mode=755) + nsfs on /run/snapd/ns/gnome-system-monitor.mnt type nsfs (rw) And this is a pastebin of my current `snap` version and `$ cat - /proc/self/mountinfo`: https://paste.ubuntu.com/p/3wvsFmnygw/ - - # How to reproduce - - If your version of `gnome-system-monitor` is the default installed with + /proc/self/mountinfo`: + + $ snap --version + snap 2.36.2 + snapd 2.36.2 + series 16 + ubuntu 18.04 + kernel 4.15.0-42-generic + + $ cat /proc/self/mountinfo + 22 29 0:21 / /sys rw,nosuid,nodev,noexec,relatime shared:7 - sysfs sysfs rw + 23 29 0:4 / /proc rw,nosuid,nodev,noexec,relatime shared:14 - proc proc rw + 24 29 0:6 / /dev rw,nosuid,relatime shared:2 - devtmpfs udev rw,size=8101140k,nr_inodes=2025285,mode=755 + 25 24 0:22 / /dev/pts rw,nosuid,noexec,relatime shared:3 - devpts devpts rw,gid=5,mode=620,ptmxmode=000 + 26 29 0:23 / /run rw,nosuid,noexec,relatime shared:5 - tmpfs tmpfs rw,size=1627500k,mode=755 + 29 0 259:3 / / rw,relatime shared:1 - ext4 /dev/nvme0n1p3 rw,errors=remount-ro,data=ordered + 30 22 0:7 / /sys/kernel/security rw,nosuid,nodev,noexec,relatime shared:8 - securityfs securityfs rw + 31 24 0:26 / /dev/shm rw,nosuid,nodev shared:4 - tmpfs tmpfs rw + 32 26 0:27 / /run/lock rw,nosuid,nodev,noexec,relatime shared:6 - tmpfs tmpfs rw,size=5120k + 33 22 0:28 / /sys/fs/cgroup ro,nosuid,nodev,noexec shared:9 - tmpfs tmpfs ro,mode=755 + 34 33 0:29 / /sys/fs/cgroup/unified rw,nosuid,nodev,noexec,relatime shared:10 - cgroup2 cgroup rw,nsdelegate + 35 33 0:30 / /sys/fs/cgroup/systemd rw,nosuid,nodev,noexec,relatime shared:11 - cgroup cgroup rw,xattr,name=systemd + 36 22 0:31 / /sys/fs/pstore rw,nosuid,nodev,noexec,relatime shared:12 - pstore pstore rw + 37 22 0:32 / /sys/firmware/efi/efivars rw,nosuid,nodev,noexec,relatime shared:13 - efivarfs efivarfs rw + 38 33 0:33 / /sys/fs/cgroup/hugetlb rw,nosuid,nodev,noexec,relatime shared:15 - cgroup cgroup rw,hugetlb + 39 33 0:34 / /sys/fs/cgroup/pids rw,nosuid,nodev,noexec,relatime shared:16 - cgroup cgroup rw,pids + 40 33 0:35 / /sys/fs/cgroup/net_cls,net_prio rw,nosuid,nodev,noexec,relatime shared:17 - cgroup cgroup rw,net_cls,net_prio + 41 33 0:36 / /sys/fs/cgroup/cpu,cpuacct rw,nosuid,nodev,noexec,relatime shared:18 - cgroup cgroup rw,cpu,cpuacct + 42 33 0:37 / /sys/fs/cgroup/rdma rw,nosuid,nodev,noexec,relatime shared:19 - cgroup cgroup rw,rdma + 43 33 0:38 / /sys/fs/cgroup/freezer rw,nosuid,nodev,noexec,relatime shared:20 - cgroup cgroup rw,freezer + 44 33 0:39 / /sys/fs/cgroup/perf_event rw,nosuid,nodev,noexec,relatime shared:21 - cgroup cgroup rw,perf_event + 45 33 0:40 / /sys/fs/cgroup/cpuset rw,nosuid,nodev,noexec,relatime shared:22 - cgroup cgroup rw,cpuset + 46 33 0:41 / /sys/fs/cgroup/devices rw,nosuid,nodev,noexec,relatime shared:23 - cgroup cgroup rw,devices + 47 33 0:42 / /sys/fs/cgroup/memory rw,nosuid,nodev,noexec,relatime shared:24 - cgroup cgroup rw,memory + 48 33 0:43 / /sys/fs/cgroup/blkio rw,nosuid,nodev,noexec,relatime shared:25 - cgroup cgroup rw,blkio + 49 24 0:19 / /dev/mqueue rw,relatime shared:26 - mqueue mqueue rw + 50 22 0:8 / /sys/kernel/debug rw,relatime shared:27 - debugfs debugfs rw + 51 23 0:44 / /proc/sys/fs/binfmt_misc rw,relatime shared:28 - autofs systemd-1 rw,fd=45,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=22759 + 52 24 0:45 / /dev/hugepages rw,relatime shared:29 - hugetlbfs hugetlbfs rw,pagesize=2M + 53 26 0:46 / /run/rpc_pipefs rw,relatime shared:30 - rpc_pipefs sunrpc rw + 54 22 0:47 / /sys/fs/fuse/connections rw,relatime shared:31 - fusectl fusectl rw + 55 22 0:20 / /sys/kernel/config rw,relatime shared:32 - configfs configfs rw + 89 23 0:48 / /proc/fs/nfsd rw,relatime shared:33 - nfsd nfsd rw + 91 29 7:0 / /snap/gnome-3-26-1604/74 ro,nodev,relatime shared:34 - squashfs /dev/loop0 ro + 163 29 7:1 / /snap/telegram-desktop/384 ro,nodev,relatime shared:35 - squashfs /dev/loop1 ro + 165 29 7:2 / /snap/gnome-3-26-1604/70 ro,nodev,relatime shared:36 - squashfs /dev/loop2 ro + 167 29 7:4 / /snap/gnome-calculator/180 ro,nodev,relatime shared:37 - squashfs /dev/loop4 ro + 93 29 7:3 / /snap/core/6034 ro,nodev,relatime shared:38 - squashfs /dev/loop3 ro + 255 29 7:6 / /snap/gnome-calculator/238 ro,nodev,relatime shared:39 - squashfs /dev/loop6 ro + 456 29 7:5 / /snap/skype/63 ro,nodev,relatime shared:40 - squashfs /dev/loop5 ro + 458 29 7:8 / /snap/gnome-characters/103 ro,nodev,relatime shared:41 - squashfs /dev/loop8 ro + 94 29 7:7 / /snap/core/5897 ro,nodev,relatime shared:42 - squashfs /dev/loop7 ro + 96 29 7:9 / /snap/gnome-characters/139 ro,nodev,relatime shared:43 - squashfs /dev/loop9 ro + 98 29 7:11 / /snap/gnome-system-monitor/57 ro,nodev,relatime shared:44 - squashfs /dev/loop11 ro + 100 29 7:10 / /snap/gnome-system-monitor/51 ro,nodev,relatime shared:45 - squashfs /dev/loop10 ro + 102 29 7:12 / /snap/telegram-desktop/291 ro,nodev,relatime shared:46 - squashfs /dev/loop12 ro + 105 29 7:13 / /snap/skype/66 ro,nodev,relatime shared:47 - squashfs /dev/loop13 ro + 104 29 7:14 / /snap/gnome-logs/37 ro,nodev,relatime shared:48 - squashfs /dev/loop14 ro + 108 29 7:15 / /snap/gtk-common-themes/701 ro,nodev,relatime shared:49 - squashfs /dev/loop15 ro + 110 29 7:17 / /snap/gnome-calculator/260 ro,nodev,relatime shared:50 - squashfs /dev/loop17 ro + 112 29 7:16 / /snap/gtk-common-themes/818 ro,nodev,relatime shared:51 - squashfs /dev/loop16 ro + 114 29 259:4 / /home rw,relatime shared:52 - ext4 /dev/nvme0n1p4 rw,data=ordered + 115 29 8:2 / /boot/efi rw,relatime shared:53 - vfat /dev/sda2 rw,fmask=0077,dmask=0077,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro + 118 29 7:18 / /snap/gnome-characters/124 ro,nodev,relatime shared:54 - squashfs /dev/loop18 ro + 357 29 7:19 / /snap/gnome-logs/45 ro,nodev,relatime shared:55 - squashfs /dev/loop19 ro + 363 29 7:20 / /snap/telegram-desktop/399 ro,nodev,relatime shared:56 - squashfs /dev/loop20 ro + 184 29 7:21 / /snap/gtk-common-themes/808 ro,nodev,relatime shared:57 - squashfs /dev/loop21 ro + 185 29 7:22 / /snap/core/5742 ro,nodev,relatime shared:58 - squashfs /dev/loop22 ro + 683 26 0:53 / /run/user/121 rw,nosuid,nodev,relatime shared:479 - tmpfs tmpfs rw,size=1627496k,mode=700,uid=121,gid=125 + 541 26 0:52 / /run/user/1000 rw,nosuid,nodev,relatime shared:277 - tmpfs tmpfs rw,size=1627496k,mode=700,uid=1000,gid=1000 + 555 541 0:54 / /run/user/1000/gvfs rw,nosuid,nodev,relatime shared:287 - fuse.gvfsd-fuse gvfsd-fuse rw,user_id=1000,group_id=1000 + 783 541 0:56 / /run/user/1000/doc rw,nosuid,nodev,relatime shared:566 - fuse /dev/fuse rw,user_id=1000,group_id=1000 + 801 26 0:23 /snapd/ns /run/snapd/ns rw,nosuid,noexec,relatime - tmpfs tmpfs rw,size=1627500k,mode=755 + 1216 801 0:3 mnt:[4026532554] /run/snapd/ns/gnome-system-monitor.mnt rw - nsfs nsfs rw + + How to reproduce + + If your version of gnome-system-monitor is the default installed with Ubuntu 18.04, you should already have this problem. If not, try removing - the current version `sudo apt remove gnome-system-monitor`, and - installing it from the snap store `sudo snap install gnome-system- - monitor` to have the problem show up. - - It could be helpful to look into `$ cat /run/mount/utab` (I'm mentioning + the current version sudo apt remove gnome-system-monitor, and installing + it from the snap store sudo snap install gnome-system-monitor to have + the problem show up. + + It could be helpful to look into $ cat /run/mount/utab (I'm mentioning this only because it was suggested to me to mention it). Unfortunately I didn't do that before removing the snap package, so I don't have the output available. - # Expected behaviour + Expected behaviour I would expect to only see the actual partitions in my system, in my - case: `/`, `/home`, and `/boot/efi`, since I have `/home` on its own - partition. - - # Workaround + case: /, /home, and /boot/efi, since I have /home`on its own partition. + + Workaround A workaround to get rid of this problem is to remove the snap package - and install it via apt `sudo snap remove gnome-system-monitor && sudo - apt install gnome-system-monitor`. It worked for me, and after that I - only had the three partitions mentioned above showing up in the File - System tab. - - Plus, I do have the output for `$ cat /run/mount/utab` this time: - https://paste.ubuntu.com/p/tJwqjDW6T6/ + and install it via apt sudo snap remove gnome-system-monitor && sudo apt + install gnome-system-monitor. It worked for me, and after that I only + had the three partitions mentioned above showing up in the File System + tab. + + Plus, I do have the output for $ cat /run/mount/utab this time: + + $ cat /run/mount/utab + SRC=/dev/loop0 TARGET=/snap/gnome-3-26-1604/74 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop1 TARGET=/snap/telegram-desktop/384 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop2 TARGET=/snap/gnome-3-26-1604/70 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop4 TARGET=/snap/gnome-calculator/180 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop3 TARGET=/snap/core/6034 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop6 TARGET=/snap/gnome-calculator/238 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop5 TARGET=/snap/skype/63 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop8 TARGET=/snap/gnome-characters/103 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop7 TARGET=/snap/core/5897 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop9 TARGET=/snap/gnome-characters/139 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop12 TARGET=/snap/telegram-desktop/291 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop13 TARGET=/snap/skype/66 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop14 TARGET=/snap/gnome-logs/37 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop15 TARGET=/snap/gtk-common-themes/701 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop17 TARGET=/snap/gnome-calculator/260 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop16 TARGET=/snap/gtk-common-themes/818 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop18 TARGET=/snap/gnome-characters/124 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop19 TARGET=/snap/gnome-logs/45 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop20 TARGET=/snap/telegram-desktop/399 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop21 TARGET=/snap/gtk-common-themes/808 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/loop22 TARGET=/snap/core/5742 ROOT=/ OPTS=x-gdu.hide + SRC=/dev/nvme0n1p1 TARGET=/media/username/CA85-F422 ROOT=/ OPTS=uhelper=udisks2 + SRC=/dev/sda4 TARGET=/media/username/26C601D7C601A85F ROOT=/ OPTS=uhelper=udisks2 -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-system-monitor in Ubuntu. https://bugs.launchpad.net/bugs/1808420 Title: gnome-system-monitor from Snap does not hide /dev/loop* mounts To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-system-monitor/+bug/1808420/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
