Friday, 8 September 2017

How does HyperLogLog work in redis

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                Redis provides various functionality for a particular key implemented using each data structure it provides(like string, m...
Sunday, 7 May 2017

Securing your redis instance.

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Redis is a very fast caching engine which has support for a number of data structures like list, sets, sorted sets etc. Many times, we ar...
Thursday, 27 April 2017

redis info command - key metrics to monitor

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While running redis, it is very essential to continuously monitor the health of the redis instance. This helps in identifying any problems ...
Thursday, 23 February 2017

some interesting redis-cli commands and usages

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redis-cli is the command line interface to redis and is used as the client provided by redis. It is normally used to connect to redis and q...
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Tuesday, 21 February 2017

finding out the memory occupied by a single key in redis

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Many times while using redis, we need to find out how much memory is occupied by a particular key. This is very useful because redis kee...
Friday, 17 February 2017

how to make redis more proactive in expiring keys.

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Redis expires keys in two ways, active way, and passive way. In the 'passive' way, when a user tries to get a key, redis will che...
Wednesday, 1 February 2017

Redis - How to take individual nodes in redis cluster down for maintainence.

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Redis is a very fast caching server, keeps all the data in RAM, and it is able to serve requests with sub microseconds latency. Considerin...