Questions tagged [Highload] (324)

6
answers

As far as Python is suitable for highload projects?

One friend contacted the company to develop a website for freelancers. In fact, the social network for freelancers. The company, which is most of the projects writes on PHP, offered him the alternative is Python. Said YouTube written on it, so it fits. Whether to choose Python for developing highload Web applications or to ...
melvina_Cummin asked April 18th 20 at 12:39
5
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Unable to cope with nginx?

Hi all. Cloud server: 4 cpu, 8 of ram. Nginx as a proxy to other servers, and rabbitmq in a Docker container, logs included. Traffic ~70k rpm. If > the traffic appear to lag on other servers - is growing php-fpm, requests do not reach. The suspicion that nginx need more resources? user nginx; worker_processes auto; pi...
Raphaelle asked April 8th 20 at 18:30
4
answers

Websocket architecture highload project?

Good evening to all, design of high-load service in the language go. You need to keep a lot of simultaneous connections. While the logic is this: 1. The client connects to the socket with the transmission of the unique channel number on which to receive messages 2. Service is looking for a channel object in the map if not...
Beth_Abernathy asked April 1st 20 at 16:51
4
answers

Which architecture to use when working with high load?

The essence of the thing. There's a price that changes when a certain api request, there is also a query that retrieves the price value. Can't think of a moment how to handle and store that data and behavior? Those let's say it together 10 api requests for change, and somewhere in the middle was a request to receive the pri...
marta24 asked April 1st 20 at 16:21
5
answers

How to avoid code duplication for horizontally scaling a web application?

The development application (symfony4), which on the one hand there is the control panel (admin panel), but with different backend restful http api. DB the General, it is planned to make the master(writes)->slaves(reads) the replica slaves balancer (haproxy). Admin will only be scalable vertically and horizontally backen...
Margarett_Willms65 asked March 29th 20 at 19:57
3
answers

The performance penalty mariadb, linux. Why is the Load Average up to 30-40?

Hi all. In the presence of a server with 8-core CPU, 32GB RAM, 2 SSD RAID 1 (mdadm or lvm), Centos 7. Database: 10.3.16-MariaDB. The server turns the project on Bitrix. The average load on the database from 1 to 4 thousand requests per second. With this load the server was ~4 months. and the load average of the server wa...
Anita_Donnelly34 asked March 25th 20 at 12:22
3
answers

What to do in case of a "cold cache" in rush hour?

I have a query that runs 8-12 h and placed in Menkes. In the case of the peak hour when each second goes by +50 people on site - this can be very bad until the first user comes and executes the query, the remaining 49 at the same time also fulfill the request and prigruzhajut base. Read on hayload article, but did not under...
Felicia asked March 25th 20 at 11:16
1
answer

How to process and store a huge number of tracking requests?

There is a JS script similar to Y. the Metrics and Analytics that customers install on their websites. The script sends the data about every visitor to my server. As arhitekturoy point of view to organize the processing and storage potential of the huge data stream, for example using object Azure? Interested in things such...
alvena.Murazik asked March 23rd 20 at 20:26
1
answer

What is NOSQL database as fast as possible with vertical scaling for-terabyte database?

Hello! As you know the vast majority of NOSQL DBMSs assume horizontal scaling by decreasing the number of nodes. Please advise DBMS which can be on a single server to quickly load a few terabytes data/billions of records storage is not fast, conventional disks in RAID10. RAM 64GB. Cores 12. I would like to rate at least 1...
agustina.Breitenberg asked March 19th 20 at 08:16
3
answers

Optimize mysql innodb 8.0.15 only under 400 requests per day?

The transition was implemented with mysql 5.7.18 (90% myisam) on a mysql innodb 8.0.15 (100%). Smoke off Manu muscula 8th (standing articles generally do not even over the hill about him) and some drove innovation and new musculi on LAN and decided on an online project to make perehody. The increase in speed is seen even in...
Aliya asked March 19th 20 at 08:14