Linux perf Examples
Examples of using the Linux perf command, aka perf_events, for performance analysis and debugging. perf is a profiler and tracer.
Source: brendangregg.com
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Scylla's Approach to Improve Performance for CPU-bound workloads
A database like Scylla can be limited by the network, disk I/O or the processor. Which one it is often dynamic and depends on both the hardware configuration and the workload. The only way of dealing with that is to attempt to achieve good throughput and low latency regardless of what is the bottlen
Source: scylladb.com