tldr/pages/linux/stress.md

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stress

Stress test CPU, memory, and IO on a Linux system. More information: https://manned.org/stress.

  • Spawn 4 workers to stress test CPU:

stress -c {{4}}

  • Spawn 2 workers to stress test IO and timeout after 5 seconds:

stress -i {{2}} -t {{5}}

  • Spawn 2 workers to stress test memory (each worker allocates 256M bytes):

stress -m {{2}} --vm-bytes {{256M}}

  • Spawn 2 workers spinning on write()/unlink() (each worker writes 1G bytes):

stress -d {{2}} --hdd-bytes {{1GB}}