Re: Anyone else seen this.
John Rumm <[email protected]>
| Newsgroups | comp.os.linux.misc,uk.d-i-y |
|---|---|
| Organization | Internode Ltd |
| Message-ID | <[email protected]> |
On 03/07/2026 22:32, jkn wrote: > On 03/07/2026 21:15, John Rumm wrote: >> On 03/07/2026 16:21, The Natural Philosopher wrote: >> >>> Recently my router (Draytek 2726) has been spontaneously rebooting. >>> >>> Examination of the logs show a kernel panic caused by 'attempt to >>> execute an illegal instruction'. >>> >>> My assumption, possibly erroneous, is that the actual firmware code >>> is corrupted >>> The router is rated only to +45°C but that is the recommended limit >>> for flash memory, and the room temperature has been up towards 40°C. >>> which doesn't leave a great deal of margin for router internal heat >>> production. >>> My query is whether anyone else has seen issues with flash memory in >>> the recent hear wave. >>> >>> Surely phones get hotter than this? >>> >>> Genuinely interested in other's experiences. >> >> Not noticed any particular pattern of reboots with the current one >> (2927), the previous 2865 might have restarted more frequently - but >> even then only 2 or 3 times a year. >> >> (I think if they detect a sequence of boot time fails, they will >> revert to the previous version of the firmware just in case it was a >> firmware update that caused the problem) >> >> The FTTP sometimes drops out for 10 mins at midnight once every few >> weeks, but I expect that is a ISP issue or something on the PON. >> >> I have a temperature sensor plugged into one of the USB ports on the >> router, and the graph is showing a daily cycle between 40.2 and 40.6 >> deg C at the moment. (it is in a 12U 19" comms cab - but the door is >> open) >> > > Hi John > how does that temperature sensor bit work please? Plug into USB port, and.... > There is a 'USB Application | Temperature Sensor' menu entry on my > Draytek, Click on that menu entry :-) but I don't know what it needs to work... Mine was the original Draytek one, however have a look at: https://www.draytek.co.uk/support/guides/kb-usb-thermometer-source -- Cheers, John. /=================================================================\ | Internode Ltd - http://www.internode.co.uk | |-----------------------------------------------------------------| | John Rumm - john(at)internode(dot)co(dot)uk | \=================================================================/