
AJA System Test
6.5#5 in disk benchmark softwareFree planFree planmacOSWindows
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| Fact | AJA System Test | fio |
|---|---|---|
| Founded | 1993 | 2006 |
| Intended users | AJA describes the tool as useful for production and postproduction workflows that need drive bandwidth sufficient for their demands. | The author describes fio as a tool for simulating specific I/O workloads without repeatedly writing tailored test programs. |
| Platforms | The product page links to Mac and Windows downloads and identifies them as standalone System Test Lite v16.0 versions. | The documentation lists Linux, Solaris, AIX, HP-UX, OSX, NetBSD, OpenBSD, Windows, FreeBSD, and DragonFly as supported platforms, while noting that some features vary by platform. |
| Purpose | AJA System Test evaluates drive performance so users can estimate whether a drive system can record and play back different resolutions and codecs. | fio simulates user-defined I/O workloads to test performance or reproduce bugs. |
| Reporting | The report generator creates text results that can be copied into spreadsheets or other software for analysis and archiving. | fio can output normal, terse, JSON, and JSON+ reports. |
| Support | AJA says technical support is available free of charge to answer questions or help resolve issues. | The project mailing list is intended for discussion, bug reports, questions, and development; the documentation also directs bug reports to the mailing list reflector or GitHub page. |
It suits production and postproduction users who need to assess drive bandwidth for their workflows. It may also fit users checking PCIe or AJA-device I/O, with the full version needed for PCIe bandwidth testing.
fio suits people who need to define and run storage I/O workloads without writing a separate test program for each one. Its client/server mode may be useful when jobs need to run on remote hosts.