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Kubernetes in the wild report 2023

Dynatrace

Accordingly, the remaining 27% of clusters are self-managed by the customer on cloud virtual machines. In comparison, on-premises clusters have more and larger nodes: on average, 9 nodes with 32 to 64 GB of memory. Java Virtual Machine (JVM)-based languages are predominant. Most organizations, 72%, use Java to some degree.

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Netflix Cloud Packaging in the Terabyte Era

The Netflix TechBlog

Virtual Assembly Figure 3 describes how a virtual assembly of the encoded chunks replaces the physical assembly used in our previous architecture. It downloads the part(s) that contain the referenced, uploaded bytes and keeps them in an LRU active cache. For write operations, those challenges do not apply.

Cloud 242
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Azure Well-Architected Framework: What it is and how to tame it with AI and automation

Dynatrace

Getting precise root cause analysis when dealing with several layers of virtualization in a containerized world. In comparison, the Dynatrace platform reliably takes that burden off human operators by utilizing its causation-based AI engine, Davis. Missing caching layers. Understanding resource utilization for cost management.

Azure 246
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The Most Important MySQL Setting

Percona

But since retrieving data from disk is slow, databases tend to work with a caching mechanism to keep as much hot data, the bits and pieces that are most often accessed, in memory. In MySQL, considering the standard storage engine, InnoDB , the data cache is called Buffer Pool. In PostgreSQL, it is called shared buffers.

Tuning 145
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Mastering Disk Space Management with MongoDB® Storage Engines

Scalegrid

However, due to its reliance on the virtual memory subsystem, it is not suitable for larger datasets. It uses a filesystem cache and write-ahead log for crash recovery. MongoDB makes use of both the filesystem cache and the WiredTiger internal cache. Compaction operation defragments data files & indexes.

Storage 130
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Percona Monitoring and Management 2 Scaling and Capacity Planning

Percona

Percona’s co-Founder Peter Zaitsev wrote a detailed post about migration from Prometheus to VictoriaMetrics , One of the most significant differences in terms of performance of PMM2 comes with the usage for VM, which can also be derived from performance comparison on node_exporter metrics between Prometheus and VictoriaMetrics.

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Node vs React Comparison: Which to Choose for Your JS Project?

Enprowess

Quick summary : Node vs React Comparison is not correct because both technologies are entirely different things. Node JS vs. React JS Comparison. React is an open-source front-end library based on JavaScript, created and maintained by Facebook, and is well known for its virtual DOM feature. Node JS vs. React JS Comparison.