Archives 2020

Amazon Web Services : M5 vs M5a vs M6g

In other words Intel vs AMD vs ARM. AWS recently released Graviton series for all their main instance types: R6g with extended memory, C6g for compute optimized and M6g for general purpose. Their offering has always been based on Intel but in the past years we saw AMD and now…

Understand Object storage by its performance

Nowadays anyone who want to smartly store cool or cold data will be guided to an Object Storage solution. This cloud model replaced a lot of usages such as our old FTP servers, our backup storage or static website hosting. The keywords here are "Low price", "Scability", "Unlimited". But like…

benchmark object-storage

New C5a benchmark: Performance/Price

AWS recently released the new series C5a equipped with custom AMD EPYC 7R32. We can discover here, a less expensive alternative to C5, similar to what they did with M5, R5 and T3. But cost isn't an appropriated metric if you doesn't take in account performance, so let's dive into…

amd aws compute geekbench sysbench

AWS and the volume equation

Despite being one of the the worldwide most used block storage solution, Amazon's General Purpose SSD is far away from being a general and versatile solution. Unlike other providers selling volumes based on device type and an hourly price per gigabytes, AWS made the choice to create products adapted to…

aws block-storage iops local-storage performance

Top 10s Cloud Compute debriefing

We recently release our Top 10 for Cloud Compute North America and Europe. With the help of our automated platform we tested near to 20 cloud providers and selected the most interesting per region. These studies outline performance/price value of Cloud Computes and bound Block Storages. We focus on maximum…

aws block-storage compute digitalocean exoscale gcp hetzner ibm-cloud kamatera linode oracle ovhcloud pricing t-systems-open-telekom-cloud upcloud

New HTTP benchmark tool: pycurlb

Many tools exist around the globe to get performance data for a HTTP connection but we can consider them as stress tools: They focus on launching an amount of request and output statistical aggregations of latency, throughput and rate. ApacheBenchmark (ab), wrk, httperf, we regularly use these software for what…

benchmark curl http python

Do you warm up volumes ?

Nowadays, most of the cloud vendors provide different solutions to store your data and exploit them from other services. In virtual machine realm, it is often admitted that block storage brings a flexible consumption and local device ensures a low latency. At Cloud Mercato we continuously test and report storage…

benchmark cloud ssd storage

Observe worldwide network latencies

Have you ever thought which provider will give the best latency to your users ? Not a theoretical value but an accurate metric representing a real end-to-end connection. At Cloud Mercato our platform allow us to manage cloud components all around the globe. VPS, virtual machines, buckets or CDN, we…

dd is not a benchmarking tool

There is a widely held idea in the Internet that a written snippet will be universally valid to test and produce comparable results from any machine. Said like that, this assertion is globally false but a piece of code, valid in a context, can do a lot of road on…

benchmark block-storage software ssd storage

Out of the wood #1 : Kamatera

That's make almost 3 years our analysis platform runs on computers all around the globe and automagically collects stuff about cloud market such as locations, instance sizes and more important price and performance. We are actually close to 60 providers, counting IaaS, PaaS or CDNs as vendors and this is…

cloud compute kamatera provider

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