Hi, I am new to Ubuntu. I have installed Ubuntu 4 times but every time i get slow boot while startup i learned some commands which shows the problem but i don't know what to do next. Please help me. this are all details that can help.
I have only Ubuntu so during installation i have selected something else and manually partitioned my 1TB hard disk. I have partitioned disk by following https://askubuntu.com/questions/3432...g-installation guide.
My partition are as follow -->
Name |
Size |
Type of Partition |
Location of Partition |
Use As |
Mount Point |
EFI
/dev/sda1 |
536 MB |
Primary |
Beginning of space |
EFI system |
|
Swap Space
/dev/sda2 |
20 GB |
Primary |
Beginning of space |
Swap Area |
|
Partition 3
/dev/sda3 |
50 GB |
Logical |
Beginning of space |
Ext4 |
/ (root) |
Partition 4
/dev/sda4 |
2 GB |
Logical |
Beginning of space |
Ext4 |
/boot |
Partition 5
/dev/sda5 |
12 GB |
Logical |
Beginning of space |
Ext4 |
/var |
Partition 6
/dev/sda6 |
12 GB |
Logical |
Beginning of space |
Ext4 |
/tmp |
Partition 7
/dev/sda7 |
900 GB |
Logical |
Beginning of space |
Ext4 |
/home |
Free Space
/dev/sda |
4 GB |
|
|
|
|
After running "systemd-analyze" -->
Code:
Startup finished in 4.854s (firmware) + 4.174s (loader) + 4.555s (kernel) + 48.579s (userspace) = 1min 2.163s
graphical.target reached after 48.464s in userspace
and after running "systemd-analyze blame" -->
Code:
27.105s plymouth-start.service
13.431s plymouth-read-write.service
11.924s plymouth-quit-wait.service
10.468s NetworkManager-wait-online.service
7.046s dev-sda3.device
6.744s systemd-journal-flush.service
5.974s systemd-rfkill.service
5.784s systemd-backlight@backlight:intel_backlight.service
5.554s home.mount
5.342s snap-gnome\x2dcalculator-154.mount
5.285s snap-gnome\x2dlogs-25.mount
4.965s ModemManager.service
4.887s snap-gnome\x2dsystem\x2dmonitor-39.mount
4.732s snapd.service
4.691s snap-gnome\x2dsystem\x2dmonitor-36.mount
4.659s snap-canonical\x2dlivepatch-39.mount
4.439s snap-gnome\x2dcharacters-69.mount
4.380s snap-core-4486.mount
4.360s udisks2.service
4.350s snap-gnome\x2dlogs-31.mount
4.290s snap-gnome\x2dcharacters-86.mount
4.250s snap-gnome\x2d3\x2d26\x2d1604-59.mount
4.217s snap-gnome\x2d3\x2d26\x2d1604-64.mount
4.199s snap-core-4571.mount
4.159s NetworkManager.service
4.143s snap-gnome\x2dcalculator-167.mount
3.950s accounts-daemon.service
3.583s apparmor.service
3.431s networkd-dispatcher.service
2.415s systemd-fsck@dev-disk-by\x2duuid-92ce21be\x2d0ee9\x2d475a\x2dad
2.091s grub-common.service
2.061s systemd-fsck@dev-disk-by\x2duuid-4e777e4a\x2dc890\x2d4c09\x2dbe
2.044s dev-loop10.device
1.996s dev-loop8.device
1.958s dev-loop9.device
1.911s wpa_supplicant.service
1.902s dev-loop11.device
1.650s thermald.service
1.615s systemd-fsck@dev-disk-by\x2duuid-45AE\x2dAE7F.service
1.603s systemd-fsck@dev-disk-by\x2duuid-2f5dcd51\x2d81da\x2d42d6\x2d8f
1.597s dev-loop3.device
1.575s dev-loop0.device
1.540s polkit.service
1.491s dev-loop6.device
1.406s dev-loop4.device
1.360s systemd-fsck@dev-disk-by\x2duuid-918cbf63\x2d7418\x2d4780\x2d9f
1.359s speech-dispatcher.service
1.296s bluetooth.service
1.280s lvm2-monitor.service
1.252s dev-loop7.device
1.216s dev-loop5.device
1.191s rsyslog.service
1.108s fwupd.service
1.067s keyboard-setup.service
1.021s dev-loop2.device
904ms dev-loop12.device
831ms dev-loop1.device
823ms avahi-daemon.service
818ms systemd-logind.service
813ms pppd-dns.service
808ms gpu-manager.service
741ms tmp.mount
697ms alsa-restore.service
670ms systemd-sysctl.service
659ms systemd-modules-load.service
654ms systemd-udevd.service
613ms apport.service
606ms systemd-remount-fs.service
586ms systemd-tmpfiles-setup.service
572ms packagekit.service
537ms dev-mqueue.mount
536ms dev-hugepages.mount
534ms sys-kernel-debug.mount
522ms dns-clean.service
483ms systemd-tmpfiles-setup-dev.service
390ms var.mount
387ms systemd-timesyncd.service
367ms colord.service
344ms systemd-resolved.service
267ms kmod-static-nodes.service
266ms gdm.service
260ms user@120.service
220ms boot.mount
217ms upower.service
217ms networking.service
216ms boot-efi.mount
213ms console-setup.service
201ms snapd.seeded.service
177ms systemd-update-utmp.service
172ms systemd-random-seed.service
157ms bolt.service
142ms kerneloops.service
122ms dev-disk-by\x2duuid-a2d9decd\x2dde65\x2d4d63\x2d9e29\x2d58dcc03
117ms systemd-user-sessions.service
115ms systemd-udev-trigger.service
108ms setvtrgb.service
84ms blk-availability.service
79ms systemd-journald.service
75ms ufw.service
56ms user@1000.service
28ms rtkit-daemon.service
15ms systemd-update-utmp-runlevel.service
8ms ureadahead-stop.service
2ms sys-fs-fuse-connections.mount
2ms sys-kernel-config.mount
808us snapd.socket
lines 84-106/106 (END)
[1]+ Stopped systemd-analyze blame
and after running "systemd-analyze critical-chain"
Code:
The time after the unit is active or started is printed after the "@" character.
The time the unit takes to start is printed after the "+" character.
graphical.target @48.464s
└─multi-user.target @48.464s
└─kerneloops.service @46.937s +142ms
└─network-online.target @46.886s
└─NetworkManager-wait-online.service @36.418s +10.468s
└─NetworkManager.service @32.257s +4.159s
└─dbus.service @31.482s
└─basic.target @31.472s
└─sockets.target @31.472s
└─snapd.socket @31.470s +808us
└─sysinit.target @31.429s
└─cryptsetup.target @31.153s
└─systemd-ask-password-wall.path @2.637s
└─-.mount @2.635s
└─system.slice @2.637s
└─-.slice @2.635s
after running "sudo blkid"
Code:
/dev/loop0: TYPE="squashfs"
/dev/loop1: TYPE="squashfs"
/dev/loop2: TYPE="squashfs"
/dev/loop3: TYPE="squashfs"
/dev/loop4: TYPE="squashfs"
/dev/loop5: TYPE="squashfs"
/dev/loop6: TYPE="squashfs"
/dev/loop7: TYPE="squashfs"
/dev/sda1: UUID="45AE-AE7F" TYPE="vfat" PARTUUID="8290266c-b7b9-485f-8ff7-523d5f2a5ec5"
/dev/sda2: UUID="a2d9decd-de65-4d63-9e29-58dcc03a58bc" TYPE="swap" PARTUUID="69911122-bf4a-4b73-ac7e-e626314c7974"
/dev/sda3: UUID="3b3668ad-8088-4572-b297-679b81652f5c" TYPE="ext4" PARTUUID="8ebc233b-c431-449a-8800-d17f0ea2c2dc"
/dev/sda4: UUID="918cbf63-7418-4780-9f04-06f47fb69779" TYPE="ext4" PARTUUID="ae11acfd-17bc-47bd-be3a-415bfab35899"
/dev/sda5: UUID="4e777e4a-c890-4c09-be1e-39388461b330" TYPE="ext4" PARTUUID="abefd938-0912-4724-ae71-3ee214f7b77b"
/dev/sda6: UUID="2f5dcd51-81da-42d6-8fa1-6ea6bd0df0bf" TYPE="ext4" PARTUUID="edd8c8cc-d226-46b1-9b3f-55b467182ea0"
/dev/sda7: UUID="92ce21be-0ee9-475a-ad7b-ccd6d06934db" TYPE="ext4" PARTUUID="5981f509-60ae-4ba6-b102-2a2c11a6d6c9"
/dev/loop8: TYPE="squashfs"
/dev/loop9: TYPE="squashfs"
/dev/loop10: TYPE="squashfs"
/dev/loop11: TYPE="squashfs"
/dev/loop12: TYPE="squashfs"
/dev/loop13: TYPE="squashfs"
After running "lsblk" -->
Code:
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
loop0 7:0 0 12.2M 1 loop /snap/gnome-characters/69
loop1 7:1 0 86.6M 1 loop /snap/core/4650
loop2 7:2 0 21M 1 loop /snap/gnome-logs/25
loop3 7:3 0 3.3M 1 loop /snap/gnome-system-monitor/36
loop4 7:4 0 1.6M 1 loop /snap/gnome-calculator/154
loop5 7:5 0 140M 1 loop /snap/gnome-3-26-1604/59
loop6 7:6 0 86.6M 1 loop /snap/core/4486
loop7 7:7 0 2.3M 1 loop /snap/gnome-calculator/167
loop8 7:8 0 139.5M 1 loop /snap/gnome-3-26-1604/64
loop9 7:9 0 3.7M 1 loop /snap/gnome-system-monitor/39
loop10 7:10 0 13M 1 loop /snap/gnome-characters/86
loop11 7:11 0 4.9M 1 loop /snap/canonical-livepatch/39
loop12 7:12 0 21.6M 1 loop /snap/gnome-logs/31
loop13 7:13 0 86.6M 1 loop /snap/core/4571
sda 8:0 0 931.5G 0 disk
├─sda1 8:1 0 571M 0 part /boot/efi
├─sda2 8:2 0 18.6G 0 part [SWAP]
├─sda3 8:3 0 46.6G 0 part /
├─sda4 8:4 0 1.9G 0 part /boot
├─sda5 8:5 0 11.2G 0 part /var
├─sda6 8:6 0 11.2G 0 part /tmp
└─sda7 8:7 0 838.2G 0 part /home
sr0 11:0 1 1024M 0 rom
my disk image is attached with this thread. also i am runnig on 8 GB RAM and i have only Ubuntu running on laptop no other OS. Hope all of this information helps please help me to overcome this problem.
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