<html><head><meta http-equiv="content-type" content="text/html; charset=us-ascii"><style>body { line-height: 1.5; }body { font-size: 10.5pt; font-family: ????; color: rgb(0, 0, 0); line-height: 1.5; }body { font-size: 10.5pt; font-family: ????; color: rgb(0, 0, 0); line-height: 1.5; }</style></head><body> <div>Hi guys:</div><div><span style="color: rgb(0, 0, 0); background-color: rgba(0, 0, 0, 0);"> How can I find what systemd does for sockets? For example,if A and B requires C,and when C has not start,the message of A and the message of B is in the same queue? or else? Thank you!</span></div> </body></html>