Analyzer lj-slowest-str-gsub

# Name

lj-slowest-str-gsub - Slowest String Global Substitution For Lua’s string.gsub

# Resource Category

CPU.

# Application Type & Technical Stack

• OpenResty

# Parameters

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

# sample_time

Type: int

Description: sample time(second)

Default Value: 3

# max_hits

Type: int

Description: max hit entries

Default Value: 100

# threshold_ns

Type: int

Description: min threshold(nanosecond)

Default Value: 25000

# 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 lj-slowest-str-gsub -p PID

# trace a shell command directly
orxray analyzer run lj-slowest-str-gsub -c SHELL_CMD

# PGID is the process group ID or any process's PID within the target process
# group.
orxray analyzer run lj-slowest-str-gsub -p -PGID

# trace any processes started from the specified executable path.
orxray analyzer run lj-slowest-str-gsub --exe /path/to/exe/file

# Tracing Multiple Processes

Supported.

# Output Formats

• Bar Charts
• Histogram Bar Charts
• Plain Texts

# Author

The OpenResty Inc. Team.

# Copyright

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