Pricing excludes sales tax (See Will I be charged Sales Tax (VAT/GST)?) in the FAQ section below.

  • 14-day free trial
    $0
    • FREE upgrades
    • Includes Censum as a Service
    • Secure jClarity hosted service
    • Automatically triggered diagnosis
    • Diagnose all problem categories
    • 2 SLA triggers
    • -
    • Email & phone support within 24 hrs
  • Pro
    $119

    Monthly / Per JVM*
    • FREE upgrades
    • Includes Censum as a Service
    • Secure jClarity hosted service
    • Automatically triggered diagnosis
    • Diagnose all problem categories
    • Unlimited SLA triggers
    • Unlimited data retention
    • Email and phone support 24/7
  • Enterprise
    *

    Contact Us
    • FREE upgrades
    • Includes Censum as a Service
    • Private hosted service
    • Automatically triggered diagnosis
    • Diagnose all problem categories
    • Unlimited SLA triggers
    • Unlimited data retention
    • Onsite Callout + Remote Support 24/7

* Have an Microservices environment or an architecture that scales dynamically during slow times and peak times? We will work with you to create a special pricing plan that fits your needs.

Contact us via the support email to discuss!

Need more information?

Frequently Asked Questions

Need deploying in the Enterprise?

We understand that for some organisations that they cannot have anything hosted in the public cloud. To resolve this, we have a private enterprise offering, use our support email to drop us a line for more details.

Have questions?

Have any questions either of a sales or technical nature? Use the support email to ask us anything!

Check out Friends of jClarity

Want to see what other folks think of jClarity products before you take the plunge? You can signup to Friends of jClarity.

How will I be billed?

Illuminate or Censum as a Service Basic/Pro

We bill you using a 1 month in advance policy, with the first payment date starting the day your subscription starts.

Censum Basic – Monthly

We bill you using a 1 month in advance policy, with the first payment date starting the day your subscription starts. The minimum subscription period is 12 months.

Censum Basic – Yearly

We bill you using a 1 month in advance policy, with the first payment date starting the day your subscription starts.

Censum Enterprise

We bill you the yearly license fee up front.

I want to change plans, now what?

We can easily accommodate changes to plans for you. Please contact our Sales Team to make this change.

What if my server numbers change rapidly?

We understand that some architectures dynamically allocate servers as peak traffic occurs. Please email our support team discuss! (This FAQ question relates to the illuminate and Censum as a Service products)

Will I be charged Sales Tax (VAT/GST)?

Illuminate and Censum

If you are a UK or EU based billing organisation then you will be charged the VAT rate of your country. See the official HMRC VAT policy on this.

All other territories are exempt.

Censum Refund Policy

We hope you will be very happy with Censum. However, if you wish to return your copy of Censum for any reason, please contact us within 7 days of purchase at sales@jclarity.com to arrange deactivation of your software and refund of your payment.

Illuminate / Censum as a Service Refund Policy

NOTE: Censum as a Service is an illuminate module which can be run as a standalone service.  References to Illuminate can be substituted for Censum as a Service if you’re only using that module.

We hope you will be very happy with Illuminate. However, if you wish to cancel your subscription for any reason, please contact us at sales@jclarity.com to arrange deactivation of your subscription and termination of your subscription billing.

Do I get free upgrades when new versions come out?

Yes! Illuminate will automatically self-update and Censum will have that feature added shortly.

What data does the Illuminate / Censum as a Service Daemon send back?

NOTE: Censum as a Service is an illuminate module which can be run as a standalone service.  References to Illuminate can be substituted for Censum as a Service if you’re only using that module.

This FAQ documents the information that gets sent back from the daemon to the reporting agent.

Basic hardware information

  • CPU Model
  • Attached PCI Devices
  • Hard Disk Information
  • Total amount of RAM and Swap Space

Performance Analysis Metrics

  • Context Switch Counts
  • Time spent in User/System/Idle
  • Time spent reading and writing to disk
  • Number of processes blocked and runnable

Information required in order to show results

  • Execution Profiles, effectively stack traces with the amount of time spent in each method
  • Aggregated Garbage Collection statistics, e.g. Percentage of time spent paused, longest pause time
  • Machine Metrics for a specific problem, e.g. Amount of time spent writing to disk
  • Information about what locks your program is contending on, e.g. What’s causing a deadlock
What data does Censum send back?

This FAQ documents the information that gets sent back from Censum.

Phone Home – Basic information

  • Censum Version
  • Censum installation UUID
  • Java version

When sending in a log (error report)

  • Censum’s error log
  • GC log that you attach
Can I have Illuminate / Censum as a Service hosted in a particular geographical location?

We understand that some users have legal (or other) requirements to fulfill. On a per user/organisation basis we can ensure that your service is hosted in particular geographical locations. Please contact our support team to arrange this.

Privacy Policy

We enjoy communicating with our customers, yet also strictly value your privacy! Our full Privacy Policy explains it all in detail.

Illuminate / Censum as a Service minimum requirements

NOTE: Censum as a Service is an illuminate module which can be run as a standalone service.  References to Illuminate can be substituted for Censum as a Service if you’re only using that module.

The minimum requirements to run a Illuminate Daemon are:

  • Linux Kernel 2.6.0+ (or Solaris 10+ for Censum as a Service)
  • OpenJDK or Sun/Oracle JDK 1.7.0+

We recommend running the very latest version of OpenJDK or Sun/Oracle’s JDK.

The configuration required to run a Illuminate Daemon are:

  • /proc needs to be mounted
  • Illuminate Daemon needs to start as the same user as the Java/JVM application you are monitoring.
How do I join the Friends of jClarity Community?

Our amazing Friends of jClarity community is full of Java performance tuning experts.

Sign up today!

How do I install Illuminate / Censum as a Service?

NOTE: Censum as a Service is an illuminate module which can be run as a standalone service.  References to Illuminate can be substituted for Censum as a Service if you’re only using that module.

Installing the Illuminate Service is a quick process. You can chose to use one of the two following options:

Public secure hosted service

When you first download the Illuminate package there is a README.txt file that gives you the full installation details.

Please contact support@jclarity.com if you have any difficulties.

Illuminate Dashboard

Users can then login to the public Dashboard and follow the tutorial from there!

Private hosted secure service

Please contact support@jclarity.com for specific instructions.

Can I book in a free demo and/or consultation?

Yes! Just making a booking through our consultations page.