less than a minute | Last modified: 2023-08-31, 5:46:02 pm

Analyzer lj-slowest-ngx-re

Name

lj-slowest-ngx-re - Slowest find/match/split Regular Expression of ngx.re

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-ngx-re -p PID

# trace a shell command directly
orxray analyzer run lj-slowest-ngx-re -c SHELL_CMD

Tracing Multiple Processes

Not supported.

Output Formats

  • Bar Charts
  • Plain Texts

Author

The OpenResty Inc. Team.

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