ZCP_day_3_slides_Part7.pdf

FRONTEND DEBUG MODE Enable debug mode for your user: Find small [Debug] button in the bottom right corner Detailed information: For the whole page Every single widget 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved Theory 121 FRONTEND DEBUG MODE Good performance ****...

FRONTEND DEBUG MODE Enable debug mode for your user: Find small [Debug] button in the bottom right corner Detailed information: For the whole page Every single widget 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved Theory 121 FRONTEND DEBUG MODE Good performance ************** Script profiler ************** Total time: 0.960905 Total SQL time: 0.749027 SQL count: 5636 (selects: 4065 | executes: 1571) Peak memory usage: 180.5M Memory limit: 2G Web server is slow ************** Script profiler ************** Total time: 10.960905 Total SQL time: 0.749027 SQL count: 5636 (selects: 4065 | executes: 1571) Peak memory usage: 180.5M Memory limit: 2G 6.0 Certified Professional ● Day 3 Database is slow ************** Script profiler ************** Total time: 10.960905 Total SQL time: 10.749027 SQL count: 5636 (selects: 4065 | executes: 1571) Peak memory usage: 180.5M Memory limit: 2G © 2023 by Zabbix. All rights reserved Theory 122 Recommendations 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved 10 minutes 123 IMPROVE ZABBIX PERFORMANCE Run Zabbix database on a separate hardware to increase performance 16 core CPU 64 GB of RAM Fast storage 8 core CPU 8 GB of RAM Run all the components on a separate hardware to maximize performance 8 core CPU 8 GB of RAM 6.0 Certified Professional ● Day 3 2 Core CPU 4 GB of RAM © 2023 by Zabbix. All rights reserved 16 core CPU 64 GB of RAM Fast storage Theory 124 USE PROXIES Offload Zabbix server from data gathering Use Zabbix proxies for all the data collection on large instances! Notifications 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved Theory 125 FIREWALLS Zabbix ports must be open: zabbix-agent: 10050 (for passive checks) IANA registered zabbix-trapper: 10051 (for server and proxy) IANA registered java gateway: 10052 not registered zabbix-web-service: 10053 not registered Other common ports For SNMP monitoring UDP ports 161 / 162 are required SSH checks uses TCP port 22 by default ICMP pings may be blocked by firewalls Zabbix can introduce problems on some firewalls: Large number of connections, may fill firewall logs or trigger DOS protection IDS/IPS systems may block Zabbix agents after major upgrades (protocol changes) 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved Theory 126 CHECKLIST Zabbix internal statistics are monitored: Use built-in templates for local Zabbix instance monitoring: Zabbix server health Zabbix proxy health Use built-in templates for remote Zabbix instance monitoring: Remote Zabbix server health Remote Zabbix proxy health Remote monitoring is covered in Zabbix certified Expert 6.0 course Zabbix Server Zabbix configuration is tuned: Zabbix configuration files match monitoring requirements Database configuration is tuned: Database configuration options match hardware configuration Housekeeper is not used for the historical tables on large instances Day 3 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved Theory 127 Zabbix training courses 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved 5 minutes 128 ZABBIX 6.0 EXPERT COURSE Want to learn even more? Attend the Zabbix Certified Expert 6.0 course: Zabbix Installation from sources Zabbix DB schema overview Zabbix with TimescaleDB MySQL And PostgreSQL DB connection encryption Zabbix communication protocol details Zabbix SELinux policies Internal communication encryption with PSK and Certificates SNMPv3 and IPMI monitoring Zabbix API methods, output, filters, scripts etc. All the Zabbix processes and internal caches in details Proxy communication details i https://www.zabbix.com/training_expert 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved Theory 129 ONE DAY COURSES Zabbix provides additional one-day course: Get more knowledge about some interesting topic The topics will be covered in more details than in ZCP 6.0 or ZCS 6.0 courses i https://www.zabbix.com/training_courses_extra 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved Theory 130 Certification Day 3 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved 90 minutes 131 EXAM When the trainer confirms your attendance, please check that the name on your attendance certificate is printed correctly Zabbix 6.0 Certified Professional course John Doe Zabbix 6.0 Certified Specialist course All the students, please provide Zabbix 6.0 Certified Professional course Delivery address 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved Theory 132 DEMO EXAM If you want to do a demo exam before attempting the actual exam, take the following steps: Go to the web page exam.zabbix.com Select the Demo course Click on “ZDC: Zabbix demo course” 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved Theory 133 DEMO EXAM Enrol yourself using enrolment key “zabbix” this step won’t be necessary with the actual exam Access the exam 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved Theory 134 EXAM RULES Navigate to https://exam.zabbix.com This exam consists of 70 questions True or False Multiple-choice with a single answer Multiple-choice with multiple answers 75 minutes to complete the exam The grade is 80% (passing threshold) Any question can be flagged, so it can be revisited later You can still change an answer before submitting the quiz You receive 1 mark for each question Partially correct answers will not be counted You will not be negatively marked for incorrect answers You are NOT allowed to use documentation, Google, etc. 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved Theory 135 Thanks for participating in Zabbix Certified Professional 6.0 course 6.0 Certified Professional ● Day 3 © 2023 by Zabbix. All rights reserved