Fix concurrent map iteration and map write error on GetMemberPIDs #260
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Fixes the following error stack trace: fatal error: concurrent map iteration and map write goroutine 4229872 [running]: runtime.throw(0xd033c3, 0x26) /usr/local/go/src/runtime/panic.go:616 +0x81 fp=0xc4206b5a88 sp=0xc4206b5a68 pc=0x42ad31 runtime.mapiternext(0xc4206b5c38) /usr/local/go/src/runtime/hashmap.go:747 +0x55c fp=0xc4206b5b18 sp=0xc4206b5a88 pc=0x408b7c rs.daimler.com/apptwin/vendor/github.com/AsynkronIT/protoactor-go/cluster.GetMemberPIDs(0xcf8067, 0x1b, 0xb9f600, 0xc436dfa2d0, 0xc42565a300, 0xc4209c5d70) ...
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Hey there,
I received the following error stack trace and it seems to be a locking problem with the
GetMemberPIDsfunction.