
Buonasera a tutti,
da quando ho aggiornato il mio Ubuntu alla versione 18.04 non riesco a connettermi più di 10/15 minuti alla volta che il mio dongle wifi si disconnette. Per riconnettermi devo sganciare la chiavetta e riagganciarla tutte le volte.
questo è ciò che mi compare dal comando "lsusb":
Bus 002 Device 005: ID 0bda:0151 Realtek Semiconductor Corp. Mass Storage Device (Multicard Reader)
Bus 002 Device 004: ID 0461:4d0f Primax Electronics, Ltd HP Optical Mouse
Bus 002 Device 003: ID 04f2:0841 Chicony Electronics Co., Ltd HP Multimedia Keyboard
Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 004: ID 046d:0802 Logitech, Inc. Webcam C200
Bus 001 Device 009: ID 0846:9030 NetGear, Inc. WNA1100 Wireless-N 150 [Atheros AR9271]
Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
con il comando "lsmod" compare:
Module Size Used by
ath9k_htc 77824 0
pci_stub 16384 1
vboxpci 24576 0
vboxnetadp 28672 0
vboxnetflt 28672 0
vboxdrv 471040 3 vboxnetadp,vboxnetflt,vboxpci
ccm 20480 9
arc4 16384 2
gpio_ich 16384 0
input_leds 16384 0
ath9k_common 36864 1 ath9k_htc
ath9k_hw 471040 2 ath9k_htc,ath9k_common
ath 28672 3 ath9k_htc,ath9k_hw,ath9k_common
mac80211 778240 1 ath9k_htc
uvcvideo 86016 0
videobuf2_vmalloc 16384 1 uvcvideo
videobuf2_memops 16384 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_core 40960 2 uvcvideo,videobuf2_v4l2
cfg80211 622592 4 ath9k_htc,mac80211,ath,ath9k_common
snd_usb_audio 196608 2
videodev 184320 3 uvcvideo,videobuf2_core,videobuf2_v4l2
snd_usbmidi_lib 32768 1 snd_usb_audio
media 40960 2 uvcvideo,videodev
snd_hda_codec_realtek 102400 1
snd_hda_codec_generic 73728 1 snd_hda_codec_realtek
snd_hda_codec_hdmi 49152 1
snd_hda_intel 40960 8
intel_powerclamp 16384 0
snd_hda_codec 126976 4 snd_hda_intel,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
snd_hda_core 81920 5 snd_hda_intel,snd_hda_codec,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
snd_hwdep 20480 2 snd_hda_codec,snd_usb_audio
coretemp 16384 0
kvm_intel 204800 0
snd_pcm 98304 5 snd_hda_intel,snd_hda_codec,snd_usb_audio,snd_hda_core,snd_hda_codec_hdmi
snd_seq_midi 16384 0
kvm 593920 1 kvm_intel
snd_seq_midi_event 16384 1 snd_seq_midi
snd_rawmidi 32768 2 snd_seq_midi,snd_usbmidi_lib
irqbypass 16384 1 kvm
intel_cstate 20480 0
snd_seq 65536 2 snd_seq_midi_event,snd_seq_midi
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer 32768 2 snd_seq,snd_pcm
snd 81920 33 snd_hda_intel,snd_hwdep,snd_seq,snd_hda_codec,snd_usb_audio,snd_timer,snd_rawmidi,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_usbmidi_lib,snd_seq_device,snd_hda_codec_realtek,snd_pcm
lpc_ich 24576 0
soundcore 16384 1 snd
mei_me 40960 0
mac_hid 16384 0
mei 90112 1 mei_me
shpchp 36864 0
sch_fq_codel 20480 6
parport_pc 36864 0
ppdev 20480 0
lp 20480 0
parport 49152 3 lp,parport_pc,ppdev
ip_tables 28672 0
x_tables 40960 1 ip_tables
autofs4 40960 2
uas 24576 0
usb_storage 69632 1 uas
hid_generic 16384 0
usbhid 49152 0
hid 118784 2 hid_generic,usbhid
radeon 1470464 20
i2c_algo_bit 16384 1 radeon
ttm 106496 1 radeon
drm_kms_helper 167936 1 radeon
firewire_ohci 40960 0
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
firewire_core 65536 1 firewire_ohci
sysimgblt 16384 1 drm_kms_helper
fb_sys_fops 16384 1 drm_kms_helper
ahci 36864 2
crc_itu_t 16384 1 firewire_core
r8169 86016 0
drm 401408 16 radeon,ttm,drm_kms_helper
libahci 32768 1 ahci
mii 16384 1 r8169
Dal comando "lscpci" compare:
00:00.0 Host bridge: Intel Corporation Core Processor DRAM Controller (rev 12)
00:01.0 PCI bridge: Intel Corporation Core Processor PCI Express x16 Root Port (rev 12)
00:16.0 Communication controller: Intel Corporation 5 Series/3400 Series Chipset HECI Controller (rev 06)
00:1a.0 USB controller: Intel Corporation 5 Series/3400 Series Chipset USB2 Enhanced Host Controller (rev 06)
00:1b.0 Audio device: Intel Corporation 5 Series/3400 Series Chipset High Definition Audio (rev 06)
00:1c.0 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 1 (rev 06)
00:1c.2 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 3 (rev 06)
00:1d.0 USB controller: Intel Corporation 5 Series/3400 Series Chipset USB2 Enhanced Host Controller (rev 06)
00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev a6)
00:1f.0 ISA bridge: Intel Corporation H57 Chipset LPC Interface Controller (rev 06)
00:1f.2 RAID bus controller: Intel Corporation SATA Controller [RAID mode] (rev 06)
00:1f.3 SMBus: Intel Corporation 5 Series/3400 Series Chipset SMBus Controller (rev 06)
01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] RV730 PRO [Radeon HD 4650]
01:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] RV710/730 HDMI Audio [Radeon HD 4000 series]
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 03)
03:00.0 FireWire (IEEE 1394): VIA Technologies, Inc. VT6315 Series Firewire Controller
ff:00.0 Host bridge: Intel Corporation Core Processor QuickPath Architecture Generic Non-core Registers (rev 02)
ff:00.1 Host bridge: Intel Corporation Core Processor QuickPath Architecture System Address Decoder (rev 02)
ff:02.0 Host bridge: Intel Corporation Core Processor QPI Link 0 (rev 02)
ff:02.1 Host bridge: Intel Corporation 1st Generation Core i3/5/7 Processor QPI Physical 0 (rev 02)
ff:02.2 Host bridge: Intel Corporation 1st Generation Core i3/5/7 Processor Reserved (rev 02)
ff:02.3 Host bridge: Intel Corporation 1st Generation Core i3/5/7 Processor Reserved (rev 02)
Dal comando "lscpu" compare:
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Thread(s) per core: 2
Core(s) per socket: 2
Socket(s): 1
NUMA node(s): 1
Vendor ID: GenuineIntel
CPU family: 6
Model: 37
Model name: Intel® Core i3 CPU 530 @ 2.93GHz
Stepping: 2
CPU MHz: 1535.319
CPU max MHz: 2933,0000
CPU min MHz: 1200,0000
BogoMIPS: 5852.78
Virtualization: VT-x
L1d cache: 32K
L1i cache: 32K
L2 cache: 256K
L3 cache: 4096K
NUMA node0 CPU(s): 0-3
Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 popcnt lahf_lm pti tpr_shadow vnmi flexpriority ept vpid dtherm arat
Dal comando "dmidecode" compare:
# dmidecode 3.1
/sys/firmware/dmi/tables/smbios_entry_point: Permission denied
Scanning /dev/mem for entry point.
/dev/mem: Permission denied
Devo "piallare" il mio PC o posso correggere il problema senza fare piazza pulita??
Grazie a tutti per l'attenzione.
Gabriele
da quando ho aggiornato il mio Ubuntu alla versione 18.04 non riesco a connettermi più di 10/15 minuti alla volta che il mio dongle wifi si disconnette. Per riconnettermi devo sganciare la chiavetta e riagganciarla tutte le volte.
questo è ciò che mi compare dal comando "lsusb":
Bus 002 Device 005: ID 0bda:0151 Realtek Semiconductor Corp. Mass Storage Device (Multicard Reader)
Bus 002 Device 004: ID 0461:4d0f Primax Electronics, Ltd HP Optical Mouse
Bus 002 Device 003: ID 04f2:0841 Chicony Electronics Co., Ltd HP Multimedia Keyboard
Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 004: ID 046d:0802 Logitech, Inc. Webcam C200
Bus 001 Device 009: ID 0846:9030 NetGear, Inc. WNA1100 Wireless-N 150 [Atheros AR9271]
Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
con il comando "lsmod" compare:
Module Size Used by
ath9k_htc 77824 0
pci_stub 16384 1
vboxpci 24576 0
vboxnetadp 28672 0
vboxnetflt 28672 0
vboxdrv 471040 3 vboxnetadp,vboxnetflt,vboxpci
ccm 20480 9
arc4 16384 2
gpio_ich 16384 0
input_leds 16384 0
ath9k_common 36864 1 ath9k_htc
ath9k_hw 471040 2 ath9k_htc,ath9k_common
ath 28672 3 ath9k_htc,ath9k_hw,ath9k_common
mac80211 778240 1 ath9k_htc
uvcvideo 86016 0
videobuf2_vmalloc 16384 1 uvcvideo
videobuf2_memops 16384 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_core 40960 2 uvcvideo,videobuf2_v4l2
cfg80211 622592 4 ath9k_htc,mac80211,ath,ath9k_common
snd_usb_audio 196608 2
videodev 184320 3 uvcvideo,videobuf2_core,videobuf2_v4l2
snd_usbmidi_lib 32768 1 snd_usb_audio
media 40960 2 uvcvideo,videodev
snd_hda_codec_realtek 102400 1
snd_hda_codec_generic 73728 1 snd_hda_codec_realtek
snd_hda_codec_hdmi 49152 1
snd_hda_intel 40960 8
intel_powerclamp 16384 0
snd_hda_codec 126976 4 snd_hda_intel,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
snd_hda_core 81920 5 snd_hda_intel,snd_hda_codec,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
snd_hwdep 20480 2 snd_hda_codec,snd_usb_audio
coretemp 16384 0
kvm_intel 204800 0
snd_pcm 98304 5 snd_hda_intel,snd_hda_codec,snd_usb_audio,snd_hda_core,snd_hda_codec_hdmi
snd_seq_midi 16384 0
kvm 593920 1 kvm_intel
snd_seq_midi_event 16384 1 snd_seq_midi
snd_rawmidi 32768 2 snd_seq_midi,snd_usbmidi_lib
irqbypass 16384 1 kvm
intel_cstate 20480 0
snd_seq 65536 2 snd_seq_midi_event,snd_seq_midi
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer 32768 2 snd_seq,snd_pcm
snd 81920 33 snd_hda_intel,snd_hwdep,snd_seq,snd_hda_codec,snd_usb_audio,snd_timer,snd_rawmidi,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_usbmidi_lib,snd_seq_device,snd_hda_codec_realtek,snd_pcm
lpc_ich 24576 0
soundcore 16384 1 snd
mei_me 40960 0
mac_hid 16384 0
mei 90112 1 mei_me
shpchp 36864 0
sch_fq_codel 20480 6
parport_pc 36864 0
ppdev 20480 0
lp 20480 0
parport 49152 3 lp,parport_pc,ppdev
ip_tables 28672 0
x_tables 40960 1 ip_tables
autofs4 40960 2
uas 24576 0
usb_storage 69632 1 uas
hid_generic 16384 0
usbhid 49152 0
hid 118784 2 hid_generic,usbhid
radeon 1470464 20
i2c_algo_bit 16384 1 radeon
ttm 106496 1 radeon
drm_kms_helper 167936 1 radeon
firewire_ohci 40960 0
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
firewire_core 65536 1 firewire_ohci
sysimgblt 16384 1 drm_kms_helper
fb_sys_fops 16384 1 drm_kms_helper
ahci 36864 2
crc_itu_t 16384 1 firewire_core
r8169 86016 0
drm 401408 16 radeon,ttm,drm_kms_helper
libahci 32768 1 ahci
mii 16384 1 r8169
Dal comando "lscpci" compare:
00:00.0 Host bridge: Intel Corporation Core Processor DRAM Controller (rev 12)
00:01.0 PCI bridge: Intel Corporation Core Processor PCI Express x16 Root Port (rev 12)
00:16.0 Communication controller: Intel Corporation 5 Series/3400 Series Chipset HECI Controller (rev 06)
00:1a.0 USB controller: Intel Corporation 5 Series/3400 Series Chipset USB2 Enhanced Host Controller (rev 06)
00:1b.0 Audio device: Intel Corporation 5 Series/3400 Series Chipset High Definition Audio (rev 06)
00:1c.0 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 1 (rev 06)
00:1c.2 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 3 (rev 06)
00:1d.0 USB controller: Intel Corporation 5 Series/3400 Series Chipset USB2 Enhanced Host Controller (rev 06)
00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev a6)
00:1f.0 ISA bridge: Intel Corporation H57 Chipset LPC Interface Controller (rev 06)
00:1f.2 RAID bus controller: Intel Corporation SATA Controller [RAID mode] (rev 06)
00:1f.3 SMBus: Intel Corporation 5 Series/3400 Series Chipset SMBus Controller (rev 06)
01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] RV730 PRO [Radeon HD 4650]
01:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] RV710/730 HDMI Audio [Radeon HD 4000 series]
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 03)
03:00.0 FireWire (IEEE 1394): VIA Technologies, Inc. VT6315 Series Firewire Controller
ff:00.0 Host bridge: Intel Corporation Core Processor QuickPath Architecture Generic Non-core Registers (rev 02)
ff:00.1 Host bridge: Intel Corporation Core Processor QuickPath Architecture System Address Decoder (rev 02)
ff:02.0 Host bridge: Intel Corporation Core Processor QPI Link 0 (rev 02)
ff:02.1 Host bridge: Intel Corporation 1st Generation Core i3/5/7 Processor QPI Physical 0 (rev 02)
ff:02.2 Host bridge: Intel Corporation 1st Generation Core i3/5/7 Processor Reserved (rev 02)
ff:02.3 Host bridge: Intel Corporation 1st Generation Core i3/5/7 Processor Reserved (rev 02)
Dal comando "lscpu" compare:
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Thread(s) per core: 2
Core(s) per socket: 2
Socket(s): 1
NUMA node(s): 1
Vendor ID: GenuineIntel
CPU family: 6
Model: 37
Model name: Intel® Core i3 CPU 530 @ 2.93GHz
Stepping: 2
CPU MHz: 1535.319
CPU max MHz: 2933,0000
CPU min MHz: 1200,0000
BogoMIPS: 5852.78
Virtualization: VT-x
L1d cache: 32K
L1i cache: 32K
L2 cache: 256K
L3 cache: 4096K
NUMA node0 CPU(s): 0-3
Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 popcnt lahf_lm pti tpr_shadow vnmi flexpriority ept vpid dtherm arat
Dal comando "dmidecode" compare:
# dmidecode 3.1
/sys/firmware/dmi/tables/smbios_entry_point: Permission denied
Scanning /dev/mem for entry point.
/dev/mem: Permission denied
Devo "piallare" il mio PC o posso correggere il problema senza fare piazza pulita??
Grazie a tutti per l'attenzione.
Gabriele