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Tag: distributed

Distributed – integrated NEO4J and Terracotta?

Has anyone tried or even considered using a clay solution (ie ehcache) to run/store Neo4J?

I know Neo4J has high availability, but this is just replication. What I really want is a distribute

October 3, 2021By Simo System Architecture distributed, integration, NEO, Neo4J, TerracottaLeave a Comment

Replication in distributed SOLR configuration

I’m trying to add replication for each slave in Solr cloud to make the entire cluster more reliable. Our idea is to spread one shard to On multiple machines, even if one of the machines fails, you

October 3, 2021By Simo System Architecture configuration, Copy, distributed, Medium, SolrLeave a Comment

Distributed storage CEPH — Ceph OSD fault hard disk replacement (6)

Normal state:

Failure status:

1. Close the data migration of the ceph cluster:

The osd hard disk fails, and the status changes to down. After the time interval set by mod osd down

October 3, 2021By Simo System Architecture Ceph, distributed, fault, hard disk, OSD, replacement, storedLeave a Comment

Research distributed unique ID generation, after reading this article

Many large Internet companies have a large amount of data, and they all use sub-databases and tables, so a unified unique ID is required for storage after sub-databases. This ID can be in increment

October 3, 2021By Simo System Architecture article, distributed, finishing, Generation, ID, research, UniqueLeave a Comment

Do you use AKKA Cluster to run separate Actor systems on each host in a distributed system?

This is my assumption based on Stackoverflow reading.

You have multiple system components:

>Database
>Authentication
>Network

As described in the microservice model, each system

October 3, 2021By Simo System Architecture actor, AKKA, cluster, distributed, host, middle, operation, Separate, system, table, use, whetherLeave a Comment

Distributed reptile

distributed crawler Use scrapy_redis dupefilter to remove duplicates:

request_fingerpint() request fingerprint

Use haslib.sha1 for request.method, request.url, request.headers, request

October 3, 2021By Simo System Architecture distributed, reptileLeave a Comment

Distributed system finishing

What are the dubbo load balancing strategies and cluster fault tolerance strategies? Load balancing strategy Random< span class="md-plain"> (random) By default, dubbo is a random load balance c

October 3, 2021By Simo System Architecture distributed, finishing, systemLeave a Comment

Message-Queue – How do I understand the role of queues in a distributed system?

I’m trying to understand what is the use case of queues in a distributed system.
And how does it scale and how does it ensure that it is not a single point of failure in the system?

Any dire

October 3, 2021By Simo System Architecture distributed, How to, Message, middle, queue, role, system, understandLeave a Comment

Interpretation of distributed lock principle and three implementations

At present, almost many large-scale websites and applications are deployed in a distributed manner. The issue of data consistency in distributed scenarios has always been a relatively important top

October 3, 2021By Simo System Architecture detailed, distributed, interpretation, lock, method, principle, realization, three typesLeave a Comment

How to configure distributed cache in grails (do not use Terracota)

I want to deploy my application (Grails 1.3.5) in two or more tomcats (7.0). I managed to do it without problems, but now I want to use RMI configuration My cache (ehcache).

What I have done

October 3, 2021By Simo System Architecture Cache, configuration, distributed, Grails, How to, TerracotaLeave a Comment

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