Reading this thread is like listening to somebody in an abusive relationship: 
"... if I treat him right, he won't hit me. The problem is just that I can't 
figure out that sets him off..."
 
You know what the solution to that problem is.

Jared
 
 

Sent: Monday, December 21, 2020 
From: "Colin Stanners" <cstann...@gmail.com>
To: "AnimalFarm Microwave Users Group" <af@af.afmug.com>
Subject: Re: [AFMUG] Mikrotik 1072 Frustrations

This last year, I've seen a MikroTik CCR1072 switch from long being rock-solid 
to now having occasional random reboots (from watchdog) or 100% CPU usage, 
which strangles the BGP process. In the latter case, tools->profile would show 
the firewall taking 100% of CPU, even after temporarily disabling all firewall 
filter and NAT rules and connection tracking. Not fun.
 
MT tech support did not seem super helpful or interested, mostly recommending 
to disable watchdog (unacceptable on a production router) or to upgrade 
firmware (without specifying the suspected cause of the problem or nature of 
the fix).
 
Tried 1 update, that didn't seem to help, have now tried another... 

On Sun, Dec 20, 2020, 11:38 PM Steven Kenney 
<st...@wavedirect.org[mailto:st...@wavedirect.org]> wrote:

MIkrotik has been rock solid for me for years.  Until this year and the 1072's. 
 Random reboots set off by watchdog timer on all of my 1072's.  Some more than 
others.  Threads in the forum all discuss the same problem exactly.  Its a 
connection tracking issue.. however I need connection tracking on one 
particular router.  I've adjusted everything I could.  Firmware and board 
firmware all up to date etc.  Happens randomly with low levels of traffic,  
high levels of traffic,  sometimes a couple times a day,  sometimes weeks.  No 
DDOS evidence at all from upstream routers.  Configs checked and rechecked by 
third party experts.  I graph everything about the Mikrotik and there are no 
clues or anything abnormal happening before the crash.  Plenty of memory, disk 
space,  CPU etc.    Replaces all the trannies, power cables and such.  Not 
running BGP only OSPF on the one that is giving me the most trouble.  
 
Even have a serial console cable plugged into them to my opengear and set it to 
log pretty much everything to console including the kernel and nothing.  A hard 
freeze.  
 
Then there is Mikrotik support...  I've never needed their support before until 
now.  So I put a ticket in and the shitty attitude I'm getting from them seems 
like they KNOW there is something wrong with the hardware and they are 
intentionally not being helpful.  It is pretty clear to see with all the people 
reporting this issue that there IS an issue.   
 
If this is any indication of how things are going to go with Mikrotik on the 
newer hardware going forware I think its time to jump to an enterprise level 
system.  Juniper most likely.  Shame because they are just about keeping up 
with the demands with their hardware.  Getting closer to 100Gbps etc and ROS7 
... but at their current pace I think we've outgrew them.  
 
All the threads discussing this issue has been absolutely quiet when it comes 
to Mikrotik jumping in to mention or try to help troubleshoot.  I think they 
know they had bad hardware out there and do not want to honor warranties.  I've 
heard rumors of bad batches of 1072's.  
 
Anyone else encounter this?   
 
 
 

 
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STEVEN KENNEY
DIRECTOR OF GLOBAL CONNECTIVITY & CONTINUITY A: 158 Erie St. N | Leamington ON
E: st...@wavedirect.org[mailto:st...@wavedirect.org] | P: 519-737-9283
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