我正在运行 Ubuntu 18.04。我没有遇到任何性能问题，如这个相关问题但我列表中的按扣环座比按扣座多得多。
me@me-Z370-HD3P:~$ df -h | grep snap
/dev/loop0 2.5M 2.5M 0 100% /snap/gnome-calculator/826
/dev/loop1 162M 162M 0 100% /snap/gnome-3-28-1804/128
/dev/loop2 384K 384K 0 100% /snap/gnome-characters/570
/dev/loop3 2.5M 2.5M 0 100% /snap/gnome-calculator/748
/dev/loop4 2.3M 2.3M 0 100% /snap/gnome-system-monitor/148
/dev/loop5 218M 218M 0 100% /snap/gnome-3-34-1804/60
/dev/loop6 98M 98M 0 100% /snap/core/10577
/dev/loop7 1.0M 1.0M 0 100% /snap/gnome-logs/93
/dev/loop10 163M 163M 0 100% /snap/gnome-3-28-1804/145
/dev/loop9 65M 65M 0 100% /snap/gtk-common-themes/1514
/dev/loop11 1.0M 1.0M 0 100% /snap/gnome-logs/100
/dev/loop13 56M 56M 0 100% /snap/core18/1944
/dev/loop12 65M 65M 0 100% /snap/gtk-common-themes/1513
/dev/loop14 98M 98M 0 100% /snap/core/10583
/dev/loop16 56M 56M 0 100% /snap/core18/1932
/dev/loop15 2.3M 2.3M 0 100% /snap/gnome-system-monitor/145
/dev/loop17 384K 384K 0 100% /snap/gnome-characters/550
/dev/loop18 219M 219M 0 100% /snap/gnome-3-34-1804/66
me@me-Z370-HD3P:~$ snap list
Name Version Rev Tracking Publisher Notes
core 16-2.48.2 10583 latest/stable canonical✓ core
core18 20201210 1944 latest/stable canonical✓ base
gnome-3-28-1804 3.28.0-19-g98f9e67.98f9e67 145 latest/stable canonical✓ -
gnome-3-34-1804 0+git.3556cb3 66 latest/stable canonical✓ -
gnome-calculator 3.38.0+git7.c840c69c 826 latest/stable/… canonical✓ -
gnome-characters v3.34.0+git9.eeab5f2 570 latest/stable/… canonical✓ -
gnome-logs 3.34.0 100 latest/stable/… canonical✓ -
gnome-system-monitor 3.36.0-12-g35f88a56d7 148 latest/stable/… canonical✓ -
gtk-common-themes 0.1-50-gf7627e4 1514 latest/stable/… canonical✓ -
为什么我有 18 个已安装的卡扣环，而列出的只有 9 个snap list，其中是否有多余的？
编辑：
感谢@mook765 的评论，这里是人们可能认为是多余的禁用快照列表。
snap list --all | grep disabled
core 16-2.48 10577 latest/stable canonical* core,disabled
core18 20200929 1932 latest/stable canonical* base,disabled
gnome-3-28-1804 3.28.0-17-gde3d74c.de3d74c 128 latest/stable canonical* disabled
gnome-3-34-1804 0+git.3556cb3 60 latest/stable canonical* disabled
gnome-calculator 3.36.0+git9.96b95fd2 748 latest/stable/… canonical* disabled
gnome-characters v3.34.0+git8.a46106b 550 latest/stable/… canonical* disabled
gnome-logs 3.34.0 93 latest/stable/… canonical* disabled
gnome-system-monitor 3.36.0-12-g35f88a56d7 145 latest/stable/… canonical* disabled
gtk-common-themes 0.1-44-gb73fa2d 1513 latest/stable/… canonical* disabled