Slow loading of my system

this is the out put of systemd-analyze blame --no-pager

[giri@Giri-PC ~]$ systemd-analyze blame --no-pager
7.078s systemd-modules-load.service
6.959s dev-sda8.device
5.162s ModemManager.service
5.117s snapd.service
4.284s cups.service
3.267s upower.service
3.044s udisks2.service
2.572s ufw.service
2.440s apparmor.service
2.215s systemd-udevd.service
2.127s systemd-journal-flush.service
1.980s polkit.service
1.960s tlp.service
1.694s accounts-daemon.service
1.659s colord.service
1.599s avahi-daemon.service
1.598s bluetooth.service
1.593s systemd-logind.service
1.589s dbus.service
1.444s systemd-tmpfiles-setup-dev.service
1.247s wpa_supplicant.service
1.239s systemd-fsck@dev-disk-by\x2duuid-400a5f73\x2d6578\x2d4100\x2db868\x2defb…
1.170s lightdm.service
1.000s NetworkManager.service
 647ms modprobe@fuse.service
 622ms alsa-restore.service
 544ms snapd.apparmor.service
 513ms systemd-random-seed.service
 426ms systemd-tmpfiles-setup.service
 397ms user@1000.service
 396ms systemd-fsck@dev-disk-by\x2duuid-8482\x2d8422.service
 342ms boot-efi.mount
 247ms systemd-backlight@backlight:intel_backlight.service
 235ms systemd-udev-trigger.service
 232ms modprobe@configfs.service
 228ms modprobe@drm.service
 208ms systemd-journald.service
 178ms systemd-timesyncd.service
 162ms dev-disk-by\x2duuid-4a4f260e\x2d35c5\x2d4b55\x2d8019\x2d0f3583b8319c.swap
 144ms dev-hugepages.mount
 136ms systemd-update-utmp.service
 127ms sys-kernel-tracing.mount
 100ms dev-mqueue.mount
  98ms sys-kernel-debug.mount
  90ms kmod-static-nodes.service
  85ms tmp.mount
  79ms systemd-remount-fs.service
  64ms home.mount
  55ms pamac-daemon.service
  24ms systemd-user-sessions.service
  23ms rtkit-daemon.service
  21ms systemd-sysctl.service
  15ms user-runtime-dir@1000.service
   6ms modprobe@loop.service
   6ms modprobe@dm_mod.service
   1ms sys-fs-fuse-connections.mount
   1ms proc-sys-fs-binfmt_misc.mount
   1ms sys-kernel-config.mount
 453us snapd.socket

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