stress

README.adoc

@@ -2812,6 +2812,36 @@ There is a main executable `execltp` to run everything, but it depends on Python
 
 TODO a large chunk of tests, the Open POSIX testsuite, is disabled with a comment on Buildroot master saying build failed: https://github.com/buildroot/buildroot/blob/3f37dd7c3b5eb25a41edc6f72ba73e5a21b07e9b/package/ltp-testsuite/ltp-testsuite.mk#L13 However, both tickets mentioned there were closed, so we should try it out and patch Buildroot if it works now.
 
+==== stress
+
+POSIX userland stress. Two versions:
+
+....
+./build -B 'BR2_PACKAGE_STRESS=y'
+./build -B 'BR2_PACKAGE_STRESS_NG=y'
+....
+
+Websites:
+
+* https://people.seas.harvard.edu/~apw/stress/
+* https://github.com/ColinIanKing/stress-ng
+
+Likely the NG one is best, but it requires `BR2_TOOLCHAIN_USES_GLIBC=y` which we don't have currently because we use uclibc... arghhhh.
+
+`stress` usage:
+
+....
+stress --help
+stress -c 16 &
+ps
+....
+
+It just runs forever, so kill it when you get tired:
+
+....
+kill %1
+....
+
 == QEMU
 
 Some QEMU specific features to play with and limitations to cry over.