我正在尝试让 qemu-kvm 从我的实时 USB 记忆棒启动。这可能吗？
我正在尝试使用 openssl 的 s_client 查看一些 ssl 证书。由于某种原因，它在吐出证书信息后挂起连接打开。
这是我正在使用的命令和输出：
mike@sleepycat:~? openssl s_client -connect facebook.com:443
CONNECTED(00000003)
depth=1 O = VeriSign Trust Network, OU = "VeriSign, Inc.", OU = VeriSign International Server CA - Class 3, OU = www.verisign.com/CPS Incorp.by Ref. LIABILITY LTD.(c)97 VeriSign
verify error:num=20:unable to get local issuer certificate
verify return:0
---
Certificate chain
0 s:/C=US/ST=California/L=Palo Alto/O=Facebook, Inc./CN=www.facebook.com
i:/O=VeriSign Trust Network/OU=VeriSign, Inc./OU=VeriSign International Server CA - Class 3/OU=www.verisign.com/CPS Incorp.by Ref. LIABILITY LTD.(c)97 VeriSign
1 s:/O=VeriSign Trust Network/OU=VeriSign, Inc./OU=VeriSign International Server CA …