Je suis novice en matière de linux et d'ubuntu. J'ai partagé les informations sur mon ordinateur portable. Le temps de démarrage est tellement lent. Même le lancement de firefox prend beaucoup de temps.
Quelqu'un peut-il m'aider à trouver comment optimiser mon système ?
Utilisation de Lubuntu (version Ubuntu)
Commande
$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 18.04.2 LTS
Release: 18.04
Codename: bionic
Commande
$ sudo lshw -short
H/W path Device Class Description
======================================================
system Aspire A515-51G (0000000000000000)
/0 bus Charmander_KL
/0/0 memory 128KiB BIOS
/0/4 processor Intel(R) Core(TM) i5-8250U CPU @ 1.60
/0/4/5 memory 256KiB L1 cache
/0/4/6 memory 1MiB L2 cache
/0/4/7 memory 6MiB L3 cache
/0/d memory 4GiB System Memory
/0/d/0 memory 4GiB SODIMM DDR4 Synchronous Unbuffer
/0/d/1 memory [empty]
/0/100 bridge Xeon E3-1200 v6/7th Gen Core Processo
/0/100/2 display UHD Graphics 620
/0/100/14 bus Sunrise Point-LP USB 3.0 xHCI Control
/0/100/14/0 usb1 bus xHCI Host Controller
/0/100/14/0/5 communication Bluetooth wireless interface
/0/100/14/0/7 multimedia HD WebCam
/0/100/14/1 usb2 bus xHCI Host Controller
/0/100/15 generic Sunrise Point-LP Serial IO I2C Contro
/0/100/15.1 generic Sunrise Point-LP Serial IO I2C Contro
/0/100/16 communication Sunrise Point-LP CSME HECI #1
/0/100/17 storage Sunrise Point-LP SATA Controller [AHC
/0/100/1c bridge Sunrise Point-LP PCI Express Root Por
/0/100/1c/0 display GP108M [GeForce MX150]
/0/100/1c.4 bridge Sunrise Point-LP PCI Express Root Por
/0/100/1c.4/0 generic RTL8411B PCI Express Card Reader
/0/100/1c.4/0.1 enp2s0f1 network RTL8111/8168/8411 PCI Express Gigabit
/0/100/1c.5 bridge Sunrise Point-LP PCI Express Root Por
/0/100/1c.5/0 wlp3s0 network Dual Band Wireless-AC 3168NGW [Stone
/0/100/1f bridge Intel(R) 100 Series Chipset Family LP
/0/100/1f.2 memory Memory controller
/0/100/1f.3 multimedia Sunrise Point-LP HD Audio
/0/100/1f.4 bus Sunrise Point-LP SMBus
/0/1 scsi0 storage
/0/1/0.0.0 /dev/sda disk 1TB WDC WD10SPZX-21Z
/0/1/0.0.0/1 /dev/sda1 volume 927GiB EXT4 volume
/0/1/0.0.0/2 /dev/sda2 volume 3970MiB Extended partition
/0/1/0.0.0/2/5 /dev/sda5 volume 3970MiB Linux swap volume
Utilisé cette commande
$ systemd-analyze critical-chain
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 @1min 6.870s
multi-user.target @1min 6.870s
kerneloops.service @1min 6.842s +26ms
network-online.target @1min 6.836s
NetworkManager-wait-online.service @58.305s +8.529s
NetworkManager.service @48.794s +9.507s
dbus.service @48.775s
basic.target @48.690s
sockets.target @48.690s
snapd.socket @48.620s +69ms
sysinit.target @48.618s
systemd-timesyncd.service @48.458s +159ms
systemd-tmpfiles-setup.service @47.215s +1.185s
systemd-journal-flush.service @5.764s +41.448s
systemd-remount-fs.service @4.325s +1.438s
systemd-journald.socket @4.229s
system.slice @4.229s
-.slice @4.170s
J'ai vu ce message Peut-on parler du temps de démarrage sur Ubuntu 18.04 ?
Ran
$ systemd-analyze time
Startup finished in 4.907s (kernel) + 7min 8.181s (userspace) = 7min 13.089s
graphical.target reached after 1min 6.870s in userspace
Ran
$ service --status-all | grep '+' | wc -l
27