[#ZBX-15644] Long loading time of Monitoring -> Overview page

[ZBX-15644] Long loading time of Monitoring -> Overview page Created: 2019 Feb 13 Updated: 2019 Dec 10
Status:	Open
Project:	ZABBIX BUGS AND ISSUES
Component/s:	Frontend (F)
Affects Version/s:	None
Fix Version/s:	None

Type:

Problem report

Priority:

Trivial

Reporter:

Larisa Grigorjeva

Assignee:

Zabbix Development Team

Resolution:

Unresolved

Votes:

Labels:

overview, performance

Remaining Estimate:

Not Specified

Time Spent:

Not Specified

Original Estimate:

Not Specified

Description

Steps to reproduce:
Installation: 10000+ hosts with items and triggers, 20000+ Problems

Go to Monitoring -> Overview (filtered by Data or Triggers)

Result:
Page is loading more than 15 minutes

Total time: 914.410788
Total SQL time: 804.022536
SQL count: 22032 (selects: 22023 | executes: 18)
Peak memory usage: 994.535156M
Memory limit: 4G

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