1.
#tuleapcon2019
Monitoring performances of your
Tuleap server
Thomas Gerbet & Manuel Vacelet -
Enalean

2.
#tuleapcon2019
Profiling
●
[Offender] profiling, is an investigative tool used by [law enforcement
agencies] to identify likely suspects and has been used by investigators to
link cases that may have been committed by the same perpetrator
2

3.
#tuleapcon2019
We are looking for a suspect
●
When: 31st august 2018
●
Where: on Production Server @ Some Customer
●
What: “Long execution when trying to edit artifact”
●
Case ID: art #53054
3

4.
#tuleapcon2019
We are looking for a suspect
●
Cannot reproduce with given template
●
No sign of structure issue
●
Nothing in the « usual suspects » (MySQL slow queries, ..)

5.
#tuleapcon2019
We are looking for a suspect
●
Enalean: “We need to profile using blackfire”
●
Customer: “We cannot because of [IT rules]”
●
Enalean:

6.
#tuleapcon2019
Blackfire

7.
#tuleapcon2019
We are looking for a suspect
●
When: 23rd october 2018
●
Where: On production server @ Another Customer
●
What: La plateforme est incapable d'afficher certains artefacts
●
Case ID: art #56720

8.
#tuleapcon2019
We are looking for a SERIAL KILLER

9.
#tuleapcon2019
We are looking for a serial killer
●
Enalean: “We need to profile using blackfire”
●
Customer: “We cannot because of [IT rules]”
●
Enalean:

10.
#tuleapcon2019
We are looking for a serial killer
● Customer: “it’s getting worst, it now takes up to 1mn to render the page”
● Enalean: “We need to profile using blackfire”
● Customer: “OK, let’s do it”
● Enalean:

11.
#tuleapcon2019
We are looking for a serial killer
●
On March 8th, when everything ready
– ~14:00 beginning of the operations
– ~16:00 first profile
– ~17:00 first fix

12.
#tuleapcon2019
Monitoring
●
In medicine, monitoring is the observation of a disease, condition or one or
several medical parameters over time.
●
It can be performed by continuously measuring certain parameters by using
a medical monitor...

13.
#tuleapcon2019
Monitoring

14.
#tuleapcon2019
Monitoring

15.
#tuleapcon2019
Monitoring / Instrumentation
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Response time & hits
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Access to services (documents, tracker, …)
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Number of users & projects
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Tracker: artifact accesses, updates & creations
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Git LFS: transfer rate

16.
#tuleapcon2019
Take away
●
Actual issues happens on Production servers
●
You & us need tools to investigate on production
●
Every and each performance related change must be measured first