Course : Linux server maintenance and troubleshooting
Practical course - 4d
- 28h00 - Ref. LMD
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 | Managing system updates |
| Solve major boot, network and disk space problems |
| Manage system bottlenecks |
| Exploit logs and raise alerts |
| Understanding high availability mechanisms |
Intended audience
System administrators, system engineers.
Prerequisites
Good knowledge of Linux/Unix administration.
Practical details
Hands-on work
Discussions, experience sharing, demonstrations, tutorials and case studies.
Teaching methods
Active pedagogy based on a range of real-life situations, examples, experience sharing, case studies and assessment of acquired skills throughout the course.
Course schedule
1 Install packages, patches and updates
- Yum configuration, Plug-ins overview.
- Handling Yum's cache.
- System upgrade.
- Package depot and local mirror.
- Patch deployment.
Hands-on work
Set up a package repository. Search for packages and resolve dependencies.
2 Solving start-up problems
- Starter charger.
- Core and initial ramdisk.
- The root-filesystem and its directories.
- /dev and peripherals.
- Take control of a system that doesn't boot.
- Forgot your password?
Hands-on work
Real-life examples of various boot-up and system connection problems. Get to grips with a Disaster Recovery solution.
3 Diagnose network problems
- Identify interfaces and check their settings.
- Routes, routing and host accessibility.
- Link, routing and name problems.
Hands-on work
Full configuration of addressing, routing and name resolution elements to be able to diagnose potential problems at each level.
4 Solve disk space and filesystem problems
- Boot-sector, MBR and partition table.
- Check file system integrity.
- Repair a corrupt file system.
- System and disk image backups.
Hands-on work
Integrity check and file system extension after saturation.
5 Detect bottlenecks and calibrate the system
- Monitor memory and swap usage.
- I/O and disk performance.
- Priority management and CPU load.
- Important kernel parameters.
- Performance analysis tools.
Hands-on work
Identify bottlenecks. Cause a system crash due to memory saturation.
6 Logs and alerts
- Read and understand error messages.
- Centralize system logs and escalate alerts.
Hands-on work
Implementation of an alert escalation system.
7 Consider setting up a cluster-HA
- High availability and fault tolerance.
- High availability mechanisms under Linux.
Customer reviews
4,8 / 5
Customer reviews are based on end-of-course evaluations. The score is calculated from all evaluations within the past year. Only reviews with a textual comment are displayed.
CECILE D.
09/06/26
4 / 5
The course is interesting and provides a good grounding in the subject.
FRÉDÉRIC L.
09/09/25
5 / 5
Very interesting and full of feedback
NATHAN G.
09/09/25
5 / 5
Very interesting course, great trainer, competent and educational.
Publication date : 06/27/2024
PARTICIPANTS
System administrators, system engineers.
PREREQUISITES
Good knowledge of Linux/Unix administration.
TRAINER QUALIFICATIONS
The experts leading the training are specialists in the covered subjects. They have been approved by our instructional teams for both their professional knowledge and their teaching ability, for each course they teach. They have at least five to ten years of experience in their field and hold (or have held) decision-making positions in companies.
ASSESSMENT TERMS
The trainer evaluates each participant’s academic progress throughout the training using multiple choice, scenarios, hands-on work and more.
Participants also complete a placement test before and after the course to measure the skills they’ve developed.
TERMS AND DEADLINES
Registration must be completed 24 hours before the start of the training.
ACCESSIBILITY FOR PEOPLE WITH DISABILITIES
Do you need special accessibility accommodations? Contact Mrs. Fosse, Disability Manager, at psh-accueil@orsys.fr to review your request and its feasibility.
System administrators, system engineers.
PREREQUISITES
Good knowledge of Linux/Unix administration.
TRAINER QUALIFICATIONS
The experts leading the training are specialists in the covered subjects. They have been approved by our instructional teams for both their professional knowledge and their teaching ability, for each course they teach. They have at least five to ten years of experience in their field and hold (or have held) decision-making positions in companies.
ASSESSMENT TERMS
The trainer evaluates each participant’s academic progress throughout the training using multiple choice, scenarios, hands-on work and more.
Participants also complete a placement test before and after the course to measure the skills they’ve developed.
TEACHING AIDS AND TECHNICAL RESOURCES
• The main teaching aids and instructional methods used in the training are audiovisual aids, documentation and course material, hands-on application exercises and corrected exercises for practical training courses, case studies and coverage of real cases for training seminars.
• At the end of each course or seminar, ORSYS provides participants with a course evaluation questionnaire that is analysed by our instructional teams.
• A check-in sheet for each half-day of attendance is provided at the end of the training, along with a course completion certificate if the trainee attended the entire session.
• The main teaching aids and instructional methods used in the training are audiovisual aids, documentation and course material, hands-on application exercises and corrected exercises for practical training courses, case studies and coverage of real cases for training seminars.
• At the end of each course or seminar, ORSYS provides participants with a course evaluation questionnaire that is analysed by our instructional teams.
• A check-in sheet for each half-day of attendance is provided at the end of the training, along with a course completion certificate if the trainee attended the entire session.
TERMS AND DEADLINES
Registration must be completed 24 hours before the start of the training.
ACCESSIBILITY FOR PEOPLE WITH DISABILITIES
Do you need special accessibility accommodations? Contact Mrs. Fosse, Disability Manager, at psh-accueil@orsys.fr to review your request and its feasibility.
This programme is an original creation, developed by the teaching teams at ORSYS Formation. Any reproduction, representation, adaptation or use, in whole or in part, without the prior written authorisation of ORSYS, is strictly prohibited. ORSYS reserves the right to take any action necessary to protect its intellectual property rights.
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Remote class
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Session garantie
This programme is an original creation, developed by the teaching teams at ORSYS Formation. Any reproduction, representation, adaptation or use, in whole or in part, without the prior written authorisation of ORSYS, is strictly prohibited. ORSYS reserves the right to take any action necessary to protect its intellectual property rights.