Hi, On Tue, May 17, 2016 at 11:04:39PM +0200, Lil Evil wrote: > Hi all, > > I am running an MikroTik R11e-5HacT - High-power triple-chain miniPCI-e Card > (routerboard.com/R11e-5HacT) in an apu.2c4 (http://pcengines.ch/apu2c4.htm) - > so far so good. > > I recently came to realise that the temperature of the AC module goes up to > 95°C reported by sensors during heavy use. Readings seems legitimate > verifying by physical touch. > > I played with transmit power and reduced from 30db to 21db with marginal > difference of 5°C. > > The specs give a max temp of 65°C, so that doesnt seem very healthy. > > I have tried various firmware and kernel versions without any difference > > The issue seems to be related to my MAC client: > > Windows PC 802.11n transfering at 25MB/sec - WiFi module between 67°C - 70°C > MAC (next to Windows PC) 802.11n transfering at 15MB/sec - WiFi module > reaches 85°C within 60 sec > IPAD 802.11ac transfering at 20MB/sec - WiFi module between 67°C - 70°C > > > Any pointers welcome?
[shafi] May be you can check this http://www.spinics.net/lists/linux-wireless/msg130753.html and get more information > > Cheers > lIl > > > Debug info: > > > root@xenial:~# uname -a > > Linux xenial 4.6.0 #1 SMP Mon May 16 13:53:14 CEST 2016 x86_64 x86_64 x86_64 > GNU/Linux > > > > sensors: > > ath10k_hwmon-pci-0500 > > Adapter: PCI adapter > > temp1: +84.0°C > > > > lspci -v: > > 05:00.0 Network controller: Qualcomm Atheros QCA986x/988x 802.11ac Wireless > Network Adapter > > Subsystem: Device 19b6:d03c > > Flags: bus master, fast devsel, latency 0, IRQ 57 > > Memory at fe200000 (64-bit, non-prefetchable) [size=2M] > > Expansion ROM at fe400000 [disabled] [size=64K] > > Capabilities: [40] Power Management version 2 > > Capabilities: [50] MSI: Enable+ Count=1/8 Maskable+ 64bit- > > Capabilities: [70] Express Endpoint, MSI 00 > > Capabilities: [100] Advanced Error Reporting > > Capabilities: [140] Virtual Channel > > Capabilities: [160] Device Serial Number 00-00-00-00-00-00-00-00 > > Kernel driver in use: ath10k_pci > > Kernel modules: ath10k_pci > > > > firmware: > > May 17 11:28:29 xenial kernel: ath10k_pci 0000:05:00.0: Unknown FW IE: 30 > > May 17 11:28:29 xenial kernel: ath10k_pci 0000:05:00.0: qca988x hw2.0 target > 0x4100016c chip_id 0x043202ff sub 19b6:d03c > > May 17 11:28:29 xenial kernel: ath10k_pci 0000:05:00.0: kconfig debug 0 > debugfs 1 tracing 0 dfs 1 testmode 0 > > May 17 11:28:29 xenial kernel: ath10k_pci 0000:05:00.0: firmware ver > 10.2.4.97-1-ct-swc-D-002-5558e8 api 5 features > wmi-10.x,wmi-10.2,raw-mode,adaptive-cca,mfp crc32 56488b5c > > > > Macbook client: > > Interfaces: > > en0: > > Card Type: AirPort Extreme (0x14E4, 0x10F) > > Firmware Version: Broadcom BCM43xx 1.0 (7.21.95.175.1a6) > > > > > _______________________________________________ > ath10k mailing list > [email protected] > http://lists.infradead.org/mailman/listinfo/ath10k _______________________________________________ ath10k mailing list [email protected] http://lists.infradead.org/mailman/listinfo/ath10k
