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Published on 2010-04-17T15:50:54Z
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How to build/design/program a Terabyte or Petabyte queue in memory? (Imagine a twitter like service with huge number of users.)
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Other than JMS, what other queue based applications/services are popular?
Just want to know what is used in the industry, I am learning the basics and want to know what to put on the list.
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My application written in C# makes use of the MessageQueue class in .NET for communicating messages with another remote application and the MessageQueue should always be "connected" (heartbeat present) with the remote messageQueue under all circumstances. If it is not "connected", then it signals…
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How do i create message queuing mechanism for real time chat in asp.net ? At least post some points to start with because for now i'm using synchronous calls to DB for any change.
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I have the following problem deploying my application.
It uses JMS and a remote openMQ for communication between servers. The problem is that the connection is not fully reliable so it can be up or down. For reconnecting I set the jms reconnect glassfish property so it reconnects if at some moment…
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Have a windows service that listens to a msmq. In the OnStart method is have this
protected override void OnStart(string[] args)
{
try
{
_queue = new MessageQueue(_qPath);//this part works as i had logging before and afer this call
…
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Master Note for Troubleshooting Advanced Queuing and Oracle Streams Propagation Issues (Doc ID 233099.1)
Copyright (c) 2010, Oracle Corporation. All Rights Reserved.
In this Document Purpose Last Review Date Instructions for the Reader Troubleshooting Details 1…
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Hi,
Maybe there's no way to solve this the way I'd like it but I don't know everything so I better ask...
I've implemented a simple Queue with a dynamic array so the user can initialize with whatever number of items it wants. I'm also trying to use a void pointer as to allow any data type, but that's…
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typedef struct queue {
int q[max];
int qhead;
int qrear;
} queue;
void init_queue(queue *QUEUE)
{
QUEUE.qhead = 0;
QUEUE.qrear = -1;
}
void enqueue(queue *QUEUE,int data)
{
QUEUE.qrear++;
QUEUE.q[QUEUE.qrear] = data;
}
int process_queue(queue *QUEUE)
{
if(QUEUE.qhead > QUEUE…
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I have a decently high trafficked FreeBSD Nginx server, and I'm starting to get a large number of listen queue overflows:
[root@svr ~]# netstat -sp tcp | fgrep listen
80361931 listen queue overflows
[root@svr ~]# netstat -Lan | grep "*.80"
tcp4 192/0/128 *.80
[root@svr ~]# sysctl kern.ipc…
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JMS Step 3 - Using the QueueReceive.java Sample Program to Read a
Message from a JMS Queue
ol{margin:0;padding:0}
.c18_3{vertical-align:top;width:487.3pt;border-style:solid;background-color:#f3f3f3;border-color:#000000;border-width:1pt;padding:0pt 5pt 0pt 5pt}
.c20_3{vertical-align:top;width:487…
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