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warning::process-tracking - process-tracking facilities are not available
These errors and warnings occur when the kernel systemtap is running on
lacks support for user-space process tracking facilities.
ERROR: user-space process-tracking facilities not available
occurs when the script contains a uprobes probe point that the current
kernel does not support.
WARNING: process-tracking facilities are not available in this kernel
and the related message,
WARNING: cannot track target in process '...'
both occur at runtime when running on a kernel (generally an older
version) that has neither utrace functionality nor an acceptable
The script should still load and run. However, probes that rely on
availability of process-tracking facilities will silently fail to
RESOLVING THE ISSUE
If process-tracking functionality is absolutely necessary, either a
kernel version newer than 3.5 is needed, or an older version must be
compiled with appropriate utrace patches.
- COMPILE-TIME ERROR
- RUNTIME WARNINGS
- RESOLVING THE ISSUE
- SEE ALSO
This document was created by
using the manual pages.
Time: 10:39:30 GMT, March 18, 2014