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public static void main(String[] args) {
MagicCube mb = new MagicCube();
int i = 0;
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Problem: email thread is hanging at socket read
Today we found a email problem in production, all of the mail threads (3 threads) are hanging/sitting/blocking at same point
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.read(SocketInputStream.java:129)
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