Stress Test - CPU, Memory & IO Load on Linux | Online Free DevTools by Hexmos

Stress test Linux systems with Stress. Simulate high CPU load, memory pressure, and I/O bottlenecks. Free online tool, no registration required.

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|--cpu]}} {{4}}

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

stress {{[-i|--io]}} {{2}} {{[-t|--timeout]}} {{5}}

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

stress {{[-m|--vm]}} {{2}} --vm-bytes {{256M}}

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

stress {{[-d|--hdd]}} {{2}} --hdd-bytes {{1GB}}