Questions tagged [queue]
The queue tag has no usage guidance.
152
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AWS - consuming free tier SQS queries
I have a simple personal project I work on from time to time to learn AWS.
Recently I received an alert emailk from aws stating that I'm reaching the free tier quota for one or more services with the ...
- 151
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84
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Big difference in fio randwrite my result and datasheet result for disk
I'm doing a fio nvme test on a Samsung gen 4 disk. The test results are similar to those in the datasheet, but randwrite differs by almost 5 times. I took the settings for the test from the datasheet ...
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44
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what should unix dev_weight value be set to?
This past week, I was looking for a way to boost server performance despite it having multiple CPUs at 3.3Ghz each.
So I thought, let's increase dev_weight to 512 because documentation states the ...
- 11
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43
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Lambda horizontal scaling when consuming from FIFO SQS queue
We have messages which need to be consumed by a lambda. We opted to use a FIFO SQS queue solely for the deduplication ID feature, but do not otherwise need FIFO features.
The lambda is not scaling ...
- 101
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161
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Postfix - can't limit active queue
One of the destinations I send email to has unusual performance characteristics. The active queue can fill up with messages for this domain, blocking sending to other domains. I want to limit the ...
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718
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Can I receive all messages in a AWS SQS message group with the aws sqs cli without deleting any of them?
I've observed that if an AWS SQS queue has 7 messages, two of which are in the same message group, then the AWS SQS Console will allow you to poll for, and inspect, all 7 messages.
However, if I try ...
- 253
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93
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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 ...
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797
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Postfix doesn't queue outgoing email, but all settings are default. Why?
I've set up a mailserver with Postfix, Roundcube and Dovecot. All works well - almost.
In my country there's a popular free email service by the name of inbox.lv. And they have an anti-spam rule set ...
- 873
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54
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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 ...
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1k
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Linux Traffic Control: What is the difference between qdisc multiq and mq?
By default Linux creates a qdisc mq. I am configuring it on my computer to change some parameters but I found that there are 2 qdiscs that seem to be the same: mq and multiq.
I can't find any ...
- 121
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337
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How can I increase tx queue number under ubuntu wan interface?
I want to increase the tx queue on ubuntu.
pidda@pidda:~$ ls /sys/class/net/wlp1s0/queues/
rx-0 tx-0
pidda@pidda:~$ sudo ip link set wlp1s0 numtxqueues 7
pidda@pidda:~$ echo $?
0
pidda@pidda:~$ ls /...
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594
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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 ...
- 5,676
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195
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How to see contents of output queue of NIC in Linux and introspect frame delay
I am experimenting with tc tool to implement prioritization of specific data coming from my computer and would like to see exatly how the frames are scheduled and how much time they spend in the qdisc ...
- 13
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3k
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Amazon SQS maximum in flight messages
I want to use a FIFO SQS for message transport - while researching I found the following two statements:
Messages per queue: The number of messages that an Amazon SQS queue can store is unlimited.
...
- 121
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1
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656
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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 ...
- 23
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600
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nftables queue with script
I am learning nftables and the goal is to filter packets based on ip and port destination. They have to be enqueued to userspace where my script will change the payload field and send out the packet ...
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328
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Using BASH script workers for Beanstalkd
I want to have Beansalkd workers in BASH script, not in PHP like you usually see. Is that possible?
Everywhere I look, the Beanstalkd workers are PHP scripts. So what I want is:
after beanstalkd ...
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236
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Asterisk - Position Announcement to First Caller
When Asterisk announces the position of a caller in the queue, it plays queue-thereare, followed by the caller's position, followed by queue-callswaiting. We have custom messages for each of these ...
- 427
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2k
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Postfix: How to keep an email in the mail queue for further investigation?
Is there any way to keep an email in the Postfix mail queue for investigation/debugging purposes? I want delay the delivery and the email to be kept in the queue which let's me check it's contents. ...
- 6,529
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1k
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Postfix deferred queue
I search and search and do not find answer. I have problem with Polish email providers and try to talk with them but ... can somebody tell my what means this numbers for qshape deferred
I'm talking ...
- 142
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118
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How to configure multiple workers for laravel queue with systemd [duplicate]
I am running queue for my laravel app using systemd. Here's my service file
[Unit]
Description=Mosharaf isdp queue
[Service]
User=nginx
Group=nginx
Type=simple
Restart=always
Nice=10
WorkingDirectory=...
- 121
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728
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Print jobs are getting stuck in the queues of the printers on the Print server (Windows server 2016)
Print jobs are getting stuck in the queues of the printers on the Print server (Windows server 2016)
The printout are being printed only after the affected printers are physically restarted.
The ...
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562
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How to show docker logs until container becomes healthy
I'm trying to create CI infrastructure for a project. We deploy application with docker. It usually takes some time, to start up application. I would like to see in my gitlab job logs my docker logs......
- 101
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124
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ServiceBus-per-customer in a SaaS
My application works great right now as an Azure App Service. It uses a Service Bus Queue to push bits of data that are then picked up by clients, "stuff" happens, and then the clients push ...
- 103
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400
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PUB/SUB Message Queue with server side filtering?
I am looking for a message queue to realize a chat application.
The most important requirement is: when a subscriber specifies a filter criteria, all the messages need to be filtered on the server ...
- 11
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0
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531
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Postfix / Dovecot: Incoming Message Queue if local transport (dovecot) is unavailable
I have a domain with a small v-server configured for mail reception / delivery with Postfix and Dovecot. Since I'm a little bit paranoid, I used gocryptfs to encrypt local mail storage on disk. This ...
- 2,526
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1
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391
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What's so good about having a job queue?
I am currently building an API that sends transactional emails to users. I do this with a job queue, bull in particular. During development, something crossed my mind; where are these jobs actually ...
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2k
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Asterisk: Using Queue() in the h extension
I'm trying to get users to be able to record a message, hangup and have the call continue and dial Queues and playback the recording.
I've gotten most of the way there, but right now when I call ...
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125
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How configurable is the Linux Network Emulator in regards to queue disciplines?
Based on this wiki article
https://wiki.archlinux.org/index.php/Advanced_traffic_control
It appears that I can configure the Linux traffic controller, which seems to be a subset of the Linux Network ...
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683
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Asterisk, display queue name or called number on the phone
Our Asterisk server will soon receive SIP calls on multiple numbers, so we need to know which number has been dialed to correctly answer on the phone : "Hello, this is Company-A" or "Hello, this is ...
- 1,386
10
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3
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11k
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How to make laravel queue work in aws beanstalk?
I made an AWS Beanstalk and RDS instances. I'm testing out a project which syncs FTP and S3 files.
How do I make the typical php artisan queue:work or php artisan queue:listen work in AWS Beanstalk?
...
- 201
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887
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Raabitmq: Ranch listener rabbit_web_dispatch_sup_15672 had connection process started with cowboy_protocol
Getting these in the logs in rabbitmq node: node1.
Ranch listener rabbit_web_dispatch_sup_15672 had connection process started with cowboy_protocol:start_link/4 at <0.31197.2720> exit with ...
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1
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212
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How can I scale a mysql database with high I/O used for queue jobs with 300 workers?
I'm currently using angular on the frontend for a dashboard that displays the progress of queue workers. On the backend, I use 50 AWS EC2 instances that each have around 6 workers and those are ...
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950
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"keep printed documents" re-enabling itself
We have Windows Server 2016 as a print server with roughly 40 printers of various makes (Ricoh, HP, Konica), most of which are deployed via GPO. A few months ago the 'jobs in queue' started filling ...
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1
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8k
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AWS SQS behavior with multiple Lambda Triggers set
I've got an SQS queue set up with multiple Lambdas configured as triggers. While this is allowed by AWS's API it's not clear what the intended behavior is.
For example, is one message pulled off the ...
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1
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686
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NGINX + PHP-FPM issues with burst requests
I have NGINX setup with PHP7.2-FPM and am having issues with burst requests.
The average amount of active processes (fpm children) is 15.
I have these settings (48 core server):
listen.backlog = ...
- 213
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1
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820
views
How to determine the bottleneck of a given network
Consider an Access Point with a packet queue that can hold up to 50 packets and a network whose bottleneck is a link with a datarate of 50 Mbit/s.
There are quite a few nodes connecting wirelessly ...
- 101
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3
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3k
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MSMQ Queue Not Processing
I have an rather unpleasant error with MSMQ, one that following the information available on-line isn't fixing. It's resulting in emails (.EML files) going into C:\inetpub\mailroot\Queue and just ...
- 11
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704
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Share printer job queue among multiple printers
Is it possible to have multiple printers and only one printer job queue? Any good software or hardware solution?
Idea is like so:
someone sends a print job to printer (possibly shared via Windows ...
- 694
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655
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To implement persistent queue, should I go for RDS or DynamoDB on aws?
This is my use case:
I have a decoupled application system.
One application is accepting requests, validating, and queuing in SQS.
Other application is mounted on a cluster of EC2 workers that will ...
- 101
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544
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Postfix - Bounced e-mail in mailq for non-exist email account
My postfix mail queue has quite a few bounced back e-mails; however, the recipient of the bounced back e-mail does not exist, e.g. @server_hostname.example.local, so it will never be delivered and ...
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12k
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How to open up a port firewall on Ubunto internally and how to verify it
Background
I got an aws machine that's running both a laravel app, and now I've tried to install beanstalk console. This is what the nginx config file of the laravel app look like:
include forge-...
- 1,137
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667
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Hundreds of fake e-mails in my mail queue every day
I run postfix/dovecot/spamassasin/clamav/amavis mail server. Recently (maybe 1 month) I find about 500 undelivered e-mails in my mailq. I delete them, but I guess it is not a helathy permanent ...
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205
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If sendmail fails to resolve smarthost, add to queue rather than fail?
Occasionally, in the middle of the night, DNS fails to resolve our smarthost address. And sendmail decides to send the mail as a "rejected" message. Because "root" is aliased to an off-box address, ...
- 323
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891
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SGE set maximum number of nodes per user
I would like to limit the number of nodes a user can submit jobs to on a given queue. Is it possible?
For example, I have 5 nodes with 10 cores each, and I do not want a given user to be allowed to ...
- 329
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1k
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The Message couldn't be delivered 250.2.6.0
Hello I have a Exchange 2010 server and I am having issues with 1 Domain trying to send us emails. I have the Anti Spam rule on and have whitelisted their email address and domain and even their IP of ...
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934
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LINUX: multiq leaf not replaceable with tc
# uname -r
4.7.5-200.fc24.x86_64+debug
# tc -s -d qdisc show dev ens3
qdisc mq 8001: root
Sent 44589 bytes 340 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0
qdisc fq_codel ...
- 41
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381
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Postfix fails to send requeued (back to the active queue) deferred emails
So, I've been digging into the pits of Postfix lately in order to administrate my mail server.
For various reasons, some of which I haven't yet explained, I ended up with lots of deferred emails, and ...
- 101
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91
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Torque pbs queue system runs queue in reverse
I have a small compute cluster set up on Redhat 7.1.
It runs the PBS torque queue system with version 5.1.1.
When I queue several jobs it starts to run the jobs in "backwards" priority. It starts ...
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2
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173
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Will Ubuntu automatically queue hundreds of processes?
I'm creating a service that will be calling potentially hundreds or even 1000s of ffmpeg commands at once. Will Ubuntu 16.04 automatically queue these jobs?
Is there some sort of app that does a ...
- 111