(Original) The Simplest Way to Migrate Data for Rookies! (data migration)

(Original) The Simplest Way to Migrate Data for Rookies! (data migration)Suppose you bought a server from Alibaba Cloud, but you do not know how to migrate data. What would you do in this case? What about free data migration service from Alibaba? Sorry ...
From: Community > Forums Author: Charlene Page View:3592 Reply:4

MongoDB sharding migration (1)

command for users to initiate data migration. How does a balancer work? There may be many Mongos in a sharded cluster. If the=arial, helvetica, sans-serif]What You Should Know about MongoDB Sharding[/font] The sharding migration will be introduced in ...
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MongoDB sharding migration (2)

target shard to start data migration (in fact, data migration is initiated by the target shard). Next, the source shard records all incremental modification operations for the chunk during the migration process. Step 3: The target shard syncs chunk data to the ...
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MongoDB sharding migration (3)

customize data migration, the security level of the data written to the target shard (a free choice between reliability and option to specify the data writing policy at migration; if _secondaryThrottle is set to false, you can use {w: 1}. The following ...
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Continuous release and evolution of high-availability big data computing platforms

Abstract: Alibaba's big data computing platform needs to run continuously on tens of thousands of machines or clusters the growing business demands, which requires continuous upgrading of the in-service system. Alibaba's big data computing ...
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Alibaba Cloud pre-sales highlights - understanding Alibaba Cloud computing in two minutes

snapshots support data rollback and recovery; Automated downtime migration, fast and automatic fault recovery; System performance environment configuration and data migration services? The migration service requires that the source server OS be the same as the OS ...
From: Community > Forums Author: Charlene Page View:1285 Reply:0

Principle of MongoDB sharded cluster architecture

multiple chunks. When the number of chunks on various shards is unbalanced, it will trigger the data migration of chunks among sharded cluster. • The storage capacity demand exceeds the disk capacity of a single machine. • The active data sets ...
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Introduction of Redis cluster's support of select command through Proxy

, resizing and migration. • Redis-proxy: single-threaded, with a kernel in the C++14 language. The data link diagram is shown ...
From: Community > Forums Author: Charlene Page View:1388 Reply:0

Principle of MongoDB replica set

node and multiple secondary nodes. All the data on the MongoDB Driver (client) is written to the primary node, and the secondary node synchronizes the written data from the primary node to ensure that all the members in the replica set store the same data ...
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TCP load balancing configurations of Alibaba Cloud container service

migration. Solution 2: Use the link to visit the service end on the client end in the container cluster, and use SLB to visit ...
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What You Should Know about MongoDB Sharding

used for data warehousing instead of OLTP, when a single shard can store M, the required total storage is N. numberOfShards used to solve the problem about high-concurrency data write/read, the total data size is actually small. The shards and mongos ...
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Get started with software architecture

business logic.  Persistence: provides the data. SQL statements are placed on this layer.  Database: stores the data. Some attributed to the absence of the central database. Instead, it copies all the data into the memory to make them reproducible memory ...
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MaxCompute2.0 Performance Evaluation

open-source community. We can record the time used by MaxCompute2.0 and Hive on Tez for processing the same data size terabytes of data on hundreds of instances, the average execution performance of MaxCompute2.0 for the same data size on the ...
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What to do when Alibaba Cloud ECS cannot be accessed remotely

ECS has a 240 GB data disk! This Internet user stored forum data directly on Drive C!! So here comesthe problem.Let's take.。。。。。。 However, Alibaba Cloud's Apsara system is so powerful that I felt that it was still possible to recover the data ...
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Analysis on Mogujie.com live broadcasting architecture (2) 

.jpg Figure 20 Figure 20 presents the initial logging procedure. These master processes will be logged to the disk and the data optimization shown in Figure 21 is made. Logs will enjoy the priority to be stored into memory. In case of exceptions, the logging data ...
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OpenSearch FAQs

needed. For big data applications with over 5 million documents, you can apply for more quota. 3. How Long After Uploading it easier to import data. For example, a forum has posts and users, so data exists in two areas. Therefore, it will correspond ...
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MaxCompute (formerly known as ODPS) event mechanism

project. The event is user data. Like for the table data, you will need the operation permission on the project to create or realized, such as: • Data map: subscribe to the events of some projects and the meta data of the tables in these projects ...
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The evolution of developing an architecture which supports ten million users by Alibaba Cloud

/25_626_7a261fda6a31618.jpg The stage of data cache of the architecture: database cache When the access pressure reaches 5/attachment/1703/thread/25_626_86628b8f5d35643.jpg The stage of distributed architecture + big data: horizontal expansion When ...
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Considerations for Renewal and Configuration Change

• Cannot add new data disks • Can upgrade bandwidth 1.2 Renewal Operations • Can only renew the duration, i.e. renewals without changing configurations (CPU, memory, data disks, and bandwidth) are permitted (the changed ...
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Best Practices for Deploying Docker Swarm Clusters on Alibaba Cloud

through Alibaba Cloud. Ubuntu is recommended. For other OSs, you need to modify associated commands in the User Data section of the ...
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