MONGODB DBA HOMEWORK 5.2

Add another data bearing node 5. This is really the “trick” to the question. Big Data Hadoop Online Course. When you ask why, they explain that this ensures that the data will be durable in the face of the failure of either server. Not that it matters, but Option 3 doesn’t satisfy the first requirement either. First, a server is brought down for maintenance once a month. One real-time data can change your entire business for good.

Add two data bearing members plus one arbiter 3. Second, you also want to ensure that all writes can be replicated during server maintenance. Our main focus is customer satisfaction. Thanks for sharing nice information. They also explain that should they use a readPreference of “primaryPreferred”, that the application can read from the one remaining server during server maintenance.

Really nice blog post. Teju Teju 30 October at One real-time data can change your entire business for good. It’s maybe a bit of a trick question as the important thing is to relate the requirements to the particular set of options they offer in the answers.

Big Data Hadoop Online Course. You would like to ensure availability of writes during server maintenance.

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It was nice to read this Blog. So we know we need to add a member to our deployment. Here is the question as written in May Our main focus is customer satisfaction.

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They are running a single replica set with two members. The parts I’ve emboldened are actually the only bits we need to consider. MongoDB Training in Irving. They also explain that should they use a readPreference of “primaryPreferred”, that the application can read from the one monogdb server during server maintenance.

mongodb dba homework 5.2

To allow writes to be replicated, there needs to be a data-bearing primary with a data-bearing secondary to replicate to. Not that hard really, we just need to remember that arbiters are only useful in elections.

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Add two arbiters Options 1, 3, and 5 do not add a data-bearing member, therefore we can ignore them as they do not satisfy the second requirement: You have just been hired at a new company with an existing MongoDB mongdob.

Anuj Singh 4 January at 55.2 the priority of the first server from one to two 4. TIB Academy 17 December at When this is done, the replica set primary steps down, and the set cannot accept writes. Parana Impact provides you the Email List that you are exactly looking for.

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Posted by SiteAdmin at Thanks for sharing such great information. Add another data bearing node 5.

mongodb dba homework 5.2

When you ask why, they explain that this ensures that the data will be durable in the face of the failure of either server. Get rid of the traditional ways of marketing and buy a customized email list from us. Which of the following options will allow you to ensure that a primary is available during server maintenance, and that any writes it receives will replicate during this time?

Add an arbiter 2. Second, you also want to ensure that all writes can be replicated during server maintenance. Note that there are two requirements in the question. Thanks to share this useful informative blog about MongoDB Training. This mongoddb really the “trick” mogodb the question. You are concerned about two things, however.