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Questions tagged [queue]

147 questions
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Batch Script - Query Filenames From Server Printer

Client: Windows XP Print Server: Ubuntu via CUPS Is there a way to query the printer queue on the server from a client to retrieve the name of the file being printed? Code example would be something like: FOR /F "tokens=* USEBACKQ" %%F IN…
Anthony Miller
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email queue qmail

Is there any way for me to check the mail queue on an ubuntu server using qmail without SSH access. If not are there any free email stats programs that would do a similar job that you can recommend. Thanks
Steve
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slow email after dns change

This weekend we updated our DNS to a different ISP. We made the change Friday night around 6 pm and it updated Saturday night around 6 pm. Emails are coming through when it is slow, but during the peak hours it slows down. Even internal emails…
Mr. Monkey
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What's the equivalent of sendmail's "O HoldExpensive" in Postfix?

I'm trying to fix a problem with a slow line: whenever a user sends a message to be relayed through the company's postfix, as soon as the SMTP conversation finishes, postfix immediately queues the message toward the smtp transport. When the user is…
Alessandro Morelli
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Sporadic high traffic

Is there any software to handle sporadic high traffic web sites? My situation is the following: only two times a year my traffic spikes several orders of magnitude, i was wondering if some software existed (something like a queue) that can help me…
user59567
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How can I set a hard Apache timeout when using mod_proxy?

I have a web service that must always respond to requests in under 5 seconds. I'm using Apache to proxy requests to a cluster of backend workers. When all the workers are full, Apache queues up requests and waits for a worker to be free. I have…
Michael Sofaer
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Queue based shell in linux?

I would like to control users programs execution based on server load. Each user uses bash. Are there way to make a some kind of queue where execution for the commands from command line will be pended until resources will be available? thanks…
Arman
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Emails getting stuck in "messages with an unreachable destination queue" in Exchange

There's an exchange server with a problem that I'm trying to solve. There's a couple hundred messages that have been sent out but need journaled. They have been sent out but can't seem to make it to their journaling server. I have verified that…
Jason T.
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Exchange Local Mail Queue Time Kept

We had a massive exchange information store failure, and the exchange mail queue was filling up with emails for over a week. When I look in the queue now, I only see emails queued for the last few days. Question is, how long does exchange keep mails…
bobinabottle
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Altq limits not being applied to UDP transfers

I have a OpenBSD server acting as a router/firewall with yhr packet filter ruleset shown below, a linux server, and a linux client. When transferring files (using netcat) by TCP, the limits are applied (for example the 100mbit limit in the…
user42511
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at jobs don't clear the queue even when completed?

I have some very simple python code that sets up a job queue, piping to the linux batch command: import subprocess for j in range(1,17): process = subprocess.Popen('/bin/sh', '-c', f'python test.py {j} | batch') process.communicate() …
MKF
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Sudden change in how long messages remain in the postfix outgoing queue

I'm using postfix 3.5.8 under Debian 11. Starting recently -- approximately 3-5 days ago -- outgoing messages suddenly started to take a lot longer than before to leave the outgoing message queue (as listed by "postqueue -p"). Whereas up until…
HippoMan
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Add Trigger Events to a Schedule Queue in Linux

I have a MySQL table on a Ubuntu or CentOS machine which contains rows on when to start and stop a bunch of 1000 AWS / Azure servers. Right now its implemented in such a way that a cron is running every minute to check the rows data and start / stop…
anjanesh
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Does Postfix add the DKIM header before or after a message is queued?

The Postfix configuration has been changed to add a DKIM header when sending a mail. But Postfix is currently in the stop status, and mailq shows that new mails have been queuing in the meantime. Will postfix start make Postfix add the DKIM header…
Déjà vu
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Asterisk/FreePBX queues no longer working

Incoming calls go straight through to failover regardless what other settings are. I have deleted the queue and rebuilt it, nothing seams to fix it... Asterisk 16 Freepbx 15 Debian 10 There is a warning message "Unable to join queue" even though it…
Ben
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