after update 1.8.0 pmm server, qan make to many db connection process.
endpoint is not changed anything. and dns resolve is no problem.
see logs .
WARNING mrms-monitor Cannot connect to MySQL pmm:@tcp(-- :3306): lookup – on 110.12.10.2:53: no such host: %!s()
ERROR qan-analyzer-mysql-d2cf0aca dial tcp: lookup – on 110.2.0.2:53: no such host
WARNING mrms-monitor Cannot connect to MySQL pmm:@tcp(–:3306): lookup – on 110.12.10.2:53: no such host: %!s()
ERROR qan-analyzer-mysql-f7e048b9 dial tcp: lookup–: too many open files
ERROR qan-analyzer-mysql-3d83a61d dial tcp: lookup – on 110.2.0.2:53: no such host
ERROR qan-analyzer-mysql-d2cf0aca dial tcp: lookup – on 110.2.0.2:53: no such host