Периодически лагает вай фай/пропадают пакеты, на другом ноуте в этой же сети проблем нет:
в dmesg:
[ 3384.796348] iwlwifi 0000:02:00.0: Queue 2 stuck for 10000 ms.
[ 3384.796364] iwlwifi 0000:02:00.0: Current SW read_ptr 81 write_ptr 108
[ 3384.796408] iwl data: 00000000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 3384.796438] iwlwifi 0000:02:00.0: FH TRBs(0) = 0x80003001
[ 3384.796467] iwlwifi 0000:02:00.0: FH TRBs(1) = 0x80102060
[ 3384.796495] iwlwifi 0000:02:00.0: FH TRBs(2) = 0x80201005
[ 3384.796522] iwlwifi 0000:02:00.0: FH TRBs(3) = 0x80300004
[ 3384.796550] iwlwifi 0000:02:00.0: FH TRBs(4) = 0x130ef4b7
[ 3384.796577] iwlwifi 0000:02:00.0: FH TRBs(5) = 0x26281c1d
[ 3384.796605] iwlwifi 0000:02:00.0: FH TRBs(6) = 0x5bea79a7
[ 3384.796632] iwlwifi 0000:02:00.0: FH TRBs(7) = 0x00709061
[ 3384.796708] iwlwifi 0000:02:00.0: Q 0 is active and mapped to fifo 3 ra_tid 0x0000 [5,5]
[ 3384.796784] iwlwifi 0000:02:00.0: Q 1 is active and mapped to fifo 2 ra_tid 0x0000 [6,6]
[ 3384.796859] iwlwifi 0000:02:00.0: Q 2 is active and mapped to fifo 1 ra_tid 0x0000 [81,108]
[ 3384.796934] iwlwifi 0000:02:00.0: Q 3 is active and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.797009] iwlwifi 0000:02:00.0: Q 4 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.797083] iwlwifi 0000:02:00.0: Q 5 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.797158] iwlwifi 0000:02:00.0: Q 6 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.797226] iwlwifi 0000:02:00.0: Q 7 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.797301] iwlwifi 0000:02:00.0: Q 8 is active and mapped to fifo 3 ra_tid 0x0000 [0,0]
[ 3384.797375] iwlwifi 0000:02:00.0: Q 9 is active and mapped to fifo 7 ra_tid 0x0000 [98,98]
[ 3384.797450] iwlwifi 0000:02:00.0: Q 10 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.797525] iwlwifi 0000:02:00.0: Q 11 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.797600] iwlwifi 0000:02:00.0: Q 12 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.797674] iwlwifi 0000:02:00.0: Q 13 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.797748] iwlwifi 0000:02:00.0: Q 14 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.797823] iwlwifi 0000:02:00.0: Q 15 is active and mapped to fifo 5 ra_tid 0x0000 [0,0]
[ 3384.797897] iwlwifi 0000:02:00.0: Q 16 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.797972] iwlwifi 0000:02:00.0: Q 17 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798046] iwlwifi 0000:02:00.0: Q 18 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798121] iwlwifi 0000:02:00.0: Q 19 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798195] iwlwifi 0000:02:00.0: Q 20 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798270] iwlwifi 0000:02:00.0: Q 21 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798344] iwlwifi 0000:02:00.0: Q 22 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798419] iwlwifi 0000:02:00.0: Q 23 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798494] iwlwifi 0000:02:00.0: Q 24 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798570] iwlwifi 0000:02:00.0: Q 25 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798646] iwlwifi 0000:02:00.0: Q 26 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798723] iwlwifi 0000:02:00.0: Q 27 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798798] iwlwifi 0000:02:00.0: Q 28 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798874] iwlwifi 0000:02:00.0: Q 29 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.798949] iwlwifi 0000:02:00.0: Q 30 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0]
[ 3384.799079] iwlwifi 0000:02:00.0: Microcode SW error detected. Restarting 0x2000000.
[ 3384.799097] iwlwifi 0000:02:00.0: CSR values:
[ 3384.799108] iwlwifi 0000:02:00.0: (2nd byte of CSR_INT_COALESCING is CSR_INT_PERIODIC_REG)
[ 3384.799132] iwlwifi 0000:02:00.0: CSR_HW_IF_CONFIG_REG: 0X00c89008
[ 3384.799157] iwlwifi 0000:02:00.0: CSR_INT_COALESCING: 0X00000040
[ 3384.799179] iwlwifi 0000:02:00.0: CSR_INT: 0X00000000
[ 3384.799202] iwlwifi 0000:02:00.0: CSR_INT_MASK: 0X00000000
[ 3384.799224] iwlwifi 0000:02:00.0: CSR_FH_INT_STATUS: 0X00000000
[ 3384.799247] iwlwifi 0000:02:00.0: CSR_GPIO_IN: 0X00000019
[ 3384.799270] iwlwifi 0000:02:00.0: CSR_RESET: 0X00000000
[ 3384.799293] iwlwifi 0000:02:00.0: CSR_GP_CNTRL: 0X08040005
[ 3384.799316] iwlwifi 0000:02:00.0: CSR_HW_REV: 0X00000201
[ 3384.799339] iwlwifi 0000:02:00.0: CSR_EEPROM_REG: 0Xd55555d5
[ 3384.799361] iwlwifi 0000:02:00.0: CSR_EEPROM_GP: 0Xd55555d5
[ 3384.799383] iwlwifi 0000:02:00.0: CSR_OTP_GP_REG: 0Xd55555d5
[ 3384.799406] iwlwifi 0000:02:00.0: CSR_GIO_REG: 0X001f0042
[ 3384.799428] iwlwifi 0000:02:00.0: CSR_GP_UCODE_REG: 0X00000000
[ 3384.799451] iwlwifi 0000:02:00.0: CSR_GP_DRIVER_REG: 0X00000000
[ 3384.799472] iwlwifi 0000:02:00.0: CSR_UCODE_DRV_GP1: 0X00000000
[ 3384.799494] iwlwifi 0000:02:00.0: CSR_UCODE_DRV_GP2: 0X00000000
[ 3384.799517] iwlwifi 0000:02:00.0: CSR_LED_REG: 0X00000060
[ 3384.799540] iwlwifi 0000:02:00.0: CSR_DRAM_INT_TBL_REG: 0X88272d6a
[ 3384.799561] iwlwifi 0000:02:00.0: CSR_GIO_CHICKEN_BITS: 0X07800200
[ 3384.799584] iwlwifi 0000:02:00.0: CSR_ANA_PLL_CFG: 0Xd55555d5
[ 3384.799606] iwlwifi 0000:02:00.0: CSR_MONITOR_STATUS_REG: 0Xc03803c0
[ 3384.799629] iwlwifi 0000:02:00.0: CSR_HW_REV_WA_REG: 0X0001001a
[ 3384.799651] iwlwifi 0000:02:00.0: CSR_DBG_HPET_MEM_REG: 0Xffff0010
[ 3384.799660] iwlwifi 0000:02:00.0: FH register values:
[ 3384.799694] iwlwifi 0000:02:00.0: FH_RSCSR_CHNL0_STTS_WPTR_REG: 0X2735a700
[ 3384.799728] iwlwifi 0000:02:00.0: FH_RSCSR_CHNL0_RBDCB_BASE_REG: 0X02735a60
[ 3384.799762] iwlwifi 0000:02:00.0: FH_RSCSR_CHNL0_WPTR: 0X00000030
[ 3384.799796] iwlwifi 0000:02:00.0: FH_MEM_RCSR_CHNL0_CONFIG_REG: 0X00801054
[ 3384.799830] iwlwifi 0000:02:00.0: FH_MEM_RSSR_SHARED_CTRL_REG: 0X000000fc
[ 3384.799865] iwlwifi 0000:02:00.0: FH_MEM_RSSR_RX_STATUS_REG: 0X03030000
[ 3384.799898] iwlwifi 0000:02:00.0: FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV: 0X00000000
[ 3384.799932] iwlwifi 0000:02:00.0: FH_TSSR_TX_STATUS_REG: 0X07ff0001
[ 3384.799966] iwlwifi 0000:02:00.0: FH_TSSR_TX_ERROR_REG: 0X00000000
[ 3384.800115] iwlwifi 0000:02:00.0: Start IWL Error Log Dump:
[ 3384.800127] iwlwifi 0000:02:00.0: Status: 0x00000000, count: 6
[ 3384.800136] iwlwifi 0000:02:00.0: Loaded firmware version: 16.242414.0
[ 3384.800148] iwlwifi 0000:02:00.0: 0x00000084 | NMI_INTERRUPT_UNKNOWN
[ 3384.800158] iwlwifi 0000:02:00.0: 0x00800634 | uPc
[ 3384.800168] iwlwifi 0000:02:00.0: 0x00000000 | branchlink1
[ 3384.800177] iwlwifi 0000:02:00.0: 0x00000BF0 | branchlink2
[ 3384.800187] iwlwifi 0000:02:00.0: 0x00022B90 | interruptlink1
[ 3384.800196] iwlwifi 0000:02:00.0: 0x0002A564 | interruptlink2
[ 3384.800205] iwlwifi 0000:02:00.0: 0x00000000 | data1
[ 3384.800214] iwlwifi 0000:02:00.0: 0x00000080 | data2
[ 3384.800224] iwlwifi 0000:02:00.0: 0x07830000 | data3
[ 3384.800233] iwlwifi 0000:02:00.0: 0x4681434B | beacon time
[ 3384.800243] iwlwifi 0000:02:00.0: 0x08E7F8B5 | tsf low
[ 3384.800252] iwlwifi 0000:02:00.0: 0x00000001 | tsf hi
[ 3384.800261] iwlwifi 0000:02:00.0: 0x00000000 | time gp1
[ 3384.800312] iwlwifi 0000:02:00.0: 0x029D16DE | time gp2
[ 3384.800323] iwlwifi 0000:02:00.0: 0x00000000 | time gp3
[ 3384.800333] iwlwifi 0000:02:00.0: 0x00000010 | uCode version major
[ 3384.800344] iwlwifi 0000:02:00.0: 0x0003B2EE | uCode version minor
[ 3384.800353] iwlwifi 0000:02:00.0: 0x00000201 | hw version
[ 3384.800362] iwlwifi 0000:02:00.0: 0x00C89008 | board version
[ 3384.800394] iwlwifi 0000:02:00.0: 0x0251001C | hcmd
[ 3384.800414] iwlwifi 0000:02:00.0: 0xA4022002 | isr0
[ 3384.800435] iwlwifi 0000:02:00.0: 0x00800000 | isr1
[ 3384.800452] iwlwifi 0000:02:00.0: 0x08001802 | isr2
[ 3384.800475] iwlwifi 0000:02:00.0: 0x0041B8C5 | isr3
[ 3384.800500] iwlwifi 0000:02:00.0: 0x00000000 | isr4
[ 3384.800520] iwlwifi 0000:02:00.0: 0x00004110 | isr_pref
[ 3384.800541] iwlwifi 0000:02:00.0: 0x00000000 | wait_event
[ 3384.800568] iwlwifi 0000:02:00.0: 0x00000080 | l2p_control
[ 3384.800589] iwlwifi 0000:02:00.0: 0x00012030 | l2p_duration
[ 3384.800609] iwlwifi 0000:02:00.0: 0x0000003F | l2p_mhvalid
[ 3384.800629] iwlwifi 0000:02:00.0: 0x000000CE | l2p_addr_match
[ 3384.800648] iwlwifi 0000:02:00.0: 0x0000000D | lmpm_pmg_sel
[ 3384.800669] iwlwifi 0000:02:00.0: 0x17111905 | timestamp
[ 3384.800689] iwlwifi 0000:02:00.0: 0x00343040 | flow_handler
[ 3384.800781] iwlwifi 0000:02:00.0: Start IWL Error Log Dump:
[ 3384.800804] iwlwifi 0000:02:00.0: Status: 0x00000000, count: 7
[ 3384.800825] iwlwifi 0000:02:00.0: 0x00000070 | ADVANCED_SYSASSERT
[ 3384.800846] iwlwifi 0000:02:00.0: 0x00000000 | umac branchlink1
[ 3384.800866] iwlwifi 0000:02:00.0: 0xC00817F8 | umac branchlink2
[ 3384.800887] iwlwifi 0000:02:00.0: 0xC0081510 | umac interruptlink1
[ 3384.800913] iwlwifi 0000:02:00.0: 0xC0081510 | umac interruptlink2
[ 3384.800934] iwlwifi 0000:02:00.0: 0x00000800 | umac data1
[ 3384.800955] iwlwifi 0000:02:00.0: 0xC0081510 | umac data2
[ 3384.800975] iwlwifi 0000:02:00.0: 0xDEADBEEF | umac data3
[ 3384.800989] iwlwifi 0000:02:00.0: 0x00000010 | umac major
[ 3384.800998] iwlwifi 0000:02:00.0: 0x0003B2EE | umac minor
[ 3384.801007] iwlwifi 0000:02:00.0: 0xC0887F80 | frame pointer
[ 3384.801015] iwlwifi 0000:02:00.0: 0xC0887F80 | stack pointer
[ 3384.801024] iwlwifi 0000:02:00.0: 0x0961009C | last host cmd
[ 3384.801033] iwlwifi 0000:02:00.0: 0x00000000 | isr status reg
[ 3384.801049] ieee80211 phy0: Hardware restart was requested
[ 3385.307276] iwlwifi 0000:02:00.0: L1 Enabled - LTR Enabled
[ 3385.307538] iwlwifi 0000:02:00.0: L1 Enabled - LTR Enabled
[ 3385.442844] iwlwifi 0000:02:00.0: L1 Enabled - LTR Enabled
[ 3385.443144] iwlwifi 0000:02:00.0: L1 Enabled - LTR Enabled
sudo lshw -class network
*-network
description: Wireless interface
product: Wireless 8260
vendor: Intel Corporation
physical id: 0
bus info: pci@0000:02:00.0
logical name: wlp2s0
version: 3a
serial: a0:c5:89:57:4f:2c
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=4.4.0-89-generic firmware=16.242414.0 ip=192.168.0.108 latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn
resources: irq:286 memory:a4100000-a4101fff
В какую сторону копать?