Comment 21 for bug 1839237

sudo pidstat -d -T ALL -p `pidof snapd` 5

18时51分41秒 UID PID kB_rd/s kB_wr/s kB_ccwr/s iodelay Command
18时51分46秒 0 4326 0.00 7019.20 0.00 0 snapd

18时51分46秒 UID PID kB_rd/s kB_wr/s kB_ccwr/s iodelay Command
18时51分51秒 0 4326 0.00 7254.40 0.00 0 snapd

18时51分51秒 UID PID kB_rd/s kB_wr/s kB_ccwr/s iodelay Command
18时51分56秒 0 4326 0.00 7230.40 0.00 0 snapd

18时51分56秒 UID PID kB_rd/s kB_wr/s kB_ccwr/s iodelay Command
18时52分01秒 0 4326 0.00 7120.00 0.00 0 snapd

18时52分01秒 UID PID kB_rd/s kB_wr/s kB_ccwr/s iodelay Command
18时52分06秒 0 4326 0.00 7016.80 0.00 0 snapd
^C

平均时间: UID PID kB_rd/s kB_wr/s kB_ccwr/s iodelay Command
平均时间: 0 4326 0.00 7128.16 0.00 0 snapd

snap changes

ID Status Spawn Ready Summary
91 Done today at 17:14 CST today at 17:14 CST Connect chromium:password-manager-service to core:password-manager-service
92 Error today at 17:19 CST today at 17:56 CST Refresh snaps "gtk-common-themes", "core", "core18", "code", "intellij-idea-community", "gnome-3-26-1604", "gnome-3-28-1804", "chromium"
93 Error today at 18:00 CST today at 18:06 CST Refresh snaps "gtk-common-themes", "core", "code", "intellij-idea-community", "gnome-3-26-1604", "gnome-3-28-1804", "chromium"
94 Error today at 18:06 CST today at 18:08 CST Refresh snaps "core", "code", "intellij-idea-community", "gnome-3-26-1604", "gnome-3-28-1804", "chromium", "gtk-common-themes"
95 Doing today at 18:09 CST - Refresh snaps "core", "code", "intellij-idea-community", "gnome-3-26-1604", "gnome-3-28-1804", "chromium", "gtk-common-themes"

snapd shows a ~7MB/s disk writes while the download is very slow (only ~50KB/s on nethogs).