Hello, i have an old Fujitsu Esprimo Q510 mini pc with Manjaro installed. Everything was running very well, but after some weeks i noticed, that my wifi connection gehts slower and slower.
Im not sure what causes this. The max connection speed drops from 40/50 mbits to 2 mbits. This seems only to affect the download, upload is always at around 10 mbits.
When i disconnect wifi and connect it again, the speed is good, but decrases with time again.
Some info:
iwconfig ✔
lo no wireless extensions.
enp0s25 no wireless extensions.
wlp2s0 IEEE 802.11 ESSID:"MYSSID"
Mode:Managed Frequency:2.437 GHz Access Point: F8:2F:65:5D:35:A8
Bit Rate=135 Mb/s Tx-Power=16 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:off
Link Quality=50/70 Signal level=-60 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:124 Missed beacon:0
With time, the “invalid misc:” counter increases, thats all i noticed.
This should be my wifi card:
09: PCI 200.0: 0200 Ethernet controller
SysFS ID: /devices/pci0000:00/0000:00:1c.4/0000:02:00.0
SysFS BusID: 0000:02:00.0
Hardware Class: network
Model: "Intel Centrino Wireless-N 2230 BGN"
Vendor: pci 0x8086 "Intel Corporation"
Device: pci 0x0887 "Centrino Wireless-N 2230"
SubVendor: pci 0x8086 "Intel Corporation"
SubDevice: pci 0x4062 "Centrino Wireless-N 2230 BGN"
Revision: 0xc4
Driver: "iwlwifi"
Driver Modules: "iwlwifi"
Device File: wlp2s0
Memory Range: 0xf7c00000-0xf7c01fff (rw,non-prefetchable)
IRQ: 27 (158332 events)
HW Address: 68:5d:43:b7:98:23
Permanent HW Address: 68:5d:43:b7:98:23
Link detected: yes
Module Alias: "pci:v00008086d00000887sv00008086sd00004062bc02sc80i00"
Driver Info #0:
Driver Status: iwlwifi is active
Driver Activation Cmd: "modprobe iwlwifi"
Attached to: #17 (PCI bridge)
lspci -k ✔
00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM Controller (rev 09)
DeviceName: Intel 82579
Subsystem: Fujitsu Technology Solutions Device 11b9
Kernel driver in use: snb_uncore
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)
Subsystem: Fujitsu Technology Solutions Device 11b9
Kernel driver in use: i915
Kernel modules: i915
00:16.0 Communication controller: Intel Corporation 6 Series/C200 Series Chipset Family MEI Controller #1 (rev 04)
Subsystem: Fujitsu Technology Solutions Device 11ba
Kernel driver in use: mei_me
Kernel modules: mei_me
00:19.0 Ethernet controller: Intel Corporation 82579V Gigabit Network Connection (rev 04)
Subsystem: Fujitsu Technology Solutions Device 11d9
Kernel driver in use: e1000e
Kernel modules: e1000e
00:1a.0 USB controller: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #2 (rev 04)
Subsystem: Fujitsu Technology Solutions Device 11ba
Kernel driver in use: ehci-pci
00:1b.0 Audio device: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller (rev 04)
Subsystem: Fujitsu Technology Solutions Device 11b0
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
00:1c.0 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 1 (rev b4)
Kernel driver in use: pcieport
00:1c.4 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 5 (rev b4)
Kernel driver in use: pcieport
00:1d.0 USB controller: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #1 (rev 04)
Subsystem: Fujitsu Technology Solutions Device 11ba
Kernel driver in use: ehci-pci
00:1f.0 ISA bridge: Intel Corporation H61 Express Chipset LPC Controller (rev 04)
Subsystem: Fujitsu Technology Solutions Device 11ba
Kernel driver in use: lpc_ich
Kernel modules: lpc_ich
00:1f.2 SATA controller: Intel Corporation 6 Series/C200 Series Chipset Family 6 port Desktop SATA AHCI Controller (rev 04)
Subsystem: Fujitsu Technology Solutions Device 11ba
Kernel driver in use: ahci
00:1f.3 SMBus: Intel Corporation 6 Series/C200 Series Chipset Family SMBus Controller (rev 04)
Subsystem: Fujitsu Technology Solutions Device 11ba
Kernel driver in use: i801_smbus
Kernel modules: i2c_i801
02:00.0 Network controller: Intel Corporation Centrino Wireless-N 2230 (rev c4)
Subsystem: Intel Corporation Centrino Wireless-N 2230 BGN
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
~
Do you need any further information from me? Im on latest stable kernel, but with latest LTS kernel its the same. I don’t know what I should have changed. my system is up to date