this issue: https://community.sophos.com/products/unified-threat-management/astaroorg/f/102/t/69056 should have been fixed in 7.870 according to the status given from the bot.
Actually it is not. It has been reduced by 2/3 of the messages but there are still enough:
2010:03:08-18:43:04 astaro1 afcd[5886]: Possible Netlink event overrun detected
2010:03:08-18:43:34 astaro1 afcd[5886]: Possible Netlink event overrun detected
2010:03:08-18:44:04 astaro1 afcd[5886]: Possible Netlink event overrun detected
2010:03:08-18:44:34 astaro1 afcd[5886]: Possible Netlink event overrun detected
Best regards,
Bastian