Olá druidaobelix!
Conforme orientações do tópico, segue informações abaixo. Apenas retirei os quesitos em que a mesma informação se repetia a fim de facilitar a leitura e o diagnóstico.
Caso alguma informação não esteja de acordo com o solicitado, desde já peço desculpas e me coloco a disposição em buscar.
Segue:
b) um link onde se possa consultar a especificação mais completa do equipamento;
https://drive.google.com/open?id=0B2ibsa70BEpES0JSMUUzRVVra1kPara abrir o link de forma legível é necessário clicar na seta p/ baixo (download) e logo após, selecionar a opção Abrir
f) inxi -FxZ
System: Host: marco-Inspiron-3437 Kernel: 4.4.0-43-generic x86_64 (64 bit gcc: 5.4.0)
Desktop: Unity 7.4.0 (Gtk 3.18.9-1ubuntu3.1)
Distro: Ubuntu 16.04 xenial
Machine: System: Dell (portable) product: Inspiron 3437
Mobo: Dell model: 02JX3T v: A10 Bios: Dell v: A10 date: 06/07/2016
CPU: Dual core Intel Core i5-4200U (-HT-MCP-) cache: 3072 KB
flags: (lm nx sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx) bmips: 6384
clock speeds: max: 2600 MHz 1: 1679 MHz 2: 1300 MHz 3: 901 MHz
4: 1600 MHz
Graphics: Card-1: Intel Haswell-ULT Integrated Graphics Controller
bus-ID: 00:02.0
Card-2: NVIDIA GF117M [GeForce 610M/710M/810M/820M / GT 620M/625M/630M/720M]
bus-ID: 08:00.0
Display Server: X.Org 1.18.4 drivers: intel (unloaded: fbdev,vesa) FAILED: nouveau
Resolution: 1366x768@59.98hz
GLX Renderer: Mesa DRI Intel Haswell Mobile
GLX Version: 3.0 Mesa 11.2.0 Direct Rendering: Yes
Audio: Card-1 Intel 8 Series HD Audio Controller
driver: snd_hda_intel bus-ID: 00:1b.0
Card-2 Intel Haswell-ULT HD Audio Controller
driver: snd_hda_intel bus-ID: 00:03.0
Sound: Advanced Linux Sound Architecture v: k4.4.0-43-generic
Network: Card-1: Qualcomm Atheros QCA9565 / AR9565 Wireless Network Adapter
driver: ath9k bus-ID: 06:00.0
IF: wlp6s0 state: up mac: 14:2d:27:cd:69:67
Card-2: Realtek RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller
driver: r8169 v: 2.3LK-NAPI port: e000 bus-ID: 07:00.0
IF: enp7s0 state: down mac: 78:2b:cb:eb:dd:74
Card-3: Atheros usb-ID: 001-006
IF: null-if-id state: N/A speed: N/A duplex: N/A mac: N/A
Drives: HDD Total Size: 1016.1GB (0.6% used)
ID-1: /dev/sda model: ST1000LM024_HN size: 1000.2GB temp: 40C
ID-2: USB /dev/sdb model: SD/MMC/MS_PRO size: 15.9GB temp: 0C
Partition: ID-1: / size: 28G used: 5.0G (19%) fs: ext4 dev: /dev/sda10
ID-2: /boot size: 484M used: 168M (37%) fs: ext2 dev: /dev/sda3
ID-3: /home size: 71G used: 194M (1%) fs: ext4 dev: /dev/sda11
RAID: No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors: System Temperatures: cpu: 51.0C mobo: N/A
Fan Speeds (in rpm): cpu: N/A
Info: Processes: 231 Uptime: 15 min Memory: 1136.6/7888.4MB
Init: systemd runlevel: 5 Gcc sys: 5.4.0
Client: Shell (bash 4.3.461) inxi: 2.2.35
systemd-analyze
Startup finished in 4.218s (firmware) + 4.973s (loader) + 5.621s (kernel) + 35.341s (userspace) = 50.154s
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 @35.260s
└─multi-user.target @35.259s
└─getty.target @35.259s
└─getty@tty1.service @35.259s
└─rc-local.service @35.163s +73ms
└─network-online.target @35.144s
└─NetworkManager-wait-online.service @25.803s +9.341s
└─NetworkManager.service @22.215s +3.571s
└─dbus.service @19.751s
└─basic.target @19.678s
└─sockets.target @19.678s
└─snapd.socket @19.631s +39ms
└─sysinit.target @19.607s
└─apparmor.service @14.865s +4.702s
└─local-fs.target @14.692s
└─run-user-1000.mount @31.017s
└─local-fs-pre.target @3.987s
└─systemd-remount-fs.service @3.887s +99ms
└─system.slice @2.040s
└─-.slice @2.037s
systemd-analyze blame | pastebinit
http://paste.ubuntu.com/23354433/dmesg | pastebinit
http://paste.ubuntu.com/23354437/systemd-analyze plot > plot.svg
https://drive.google.com/open?id=0B2ibsa70BEpEZVE4WlZMcXRlZEU