IcmpSendEcho2 fails with fails with WSA_QOS_ADMISSION_FAILURE and ERROR_NOACCESS
问题 I have an application that pings a bunch of servers. It runs great for days, but suddenly will have many failures of one of two types: WSA_QOS_ADMISSION_FAILURE (11010) "A QoS error occurred due to lack of resources" or ERROR_NOACCESS (998) "Invalid access to memory location." The odd thing is the errors come in bunches. Ie all pings might fail for a few minutes with one of the above errors. Then it clears up. Later all pings will fail for a few minutes with the other error. They don't seem