SarGRAPH is an open-source tool for visualizing sysstat/sar performance data. Upload a sar binary data file to explore interactive charts for CPU utilization, memory usage, I/O throughput, network traffic, block device activity, and paging metrics — all in a dark-themed dashboard.
sar
Key features: drag-and-drop file upload, per-CPU core analysis, block device timeline, network error tracking, and lsblk device name mapping.
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