Analyzer mmap-leaks

Name

mmap-leaks - Mmap Leak Backtrace Sampling Tools for Leak Flame Graphs

Resource Category

Memory.

Application Type & Technical Stack

  • C/C++

Parameters

The following parameters (or global variables) can be overridden by the user when running the analyzer or tool:

total_time

Type: int

Description: total sampling time in seconds

Default Value: 10

silence_time

Type: int

Description: total silence time(only accept unmap) in seconds

Default Value: 5

Command Line Syntax

The analyzer can be invoked directly on the command-line via the orxray utility from the openresty-xray-cli software package.

Alternatively, the analyzer can also be invoked manually or automatically on the web console UI of OpenResty XRay (like on the Advanced web page).

# PID is the target process PID.
orxray analyzer run mmap-leaks -p PID

# trace a shell command directly
orxray analyzer run mmap-leaks -c SHELL_CMD

# PGID is the process group ID or any process's PID within the target process
# group.
orxray analyzer run mmap-leaks -p -PGID

# trace any processes started from the specified executable path.
orxray analyzer run mmap-leaks --exe /path/to/exe/file

Tracing Multiple Processes

Supported.

Output Formats

  • Flame Graphs

Author

The OpenResty Inc. Team.

Copyright (C) by OpenResty Inc. All rights reserved.