Plan szkolenia
Module 1: Tuning Principles & the USE Method • What is Performance Tuning?
• Performance Tuning Methodology
• Model System
• Establish a Baseline
• Establish Performance Targets
• Identify Bottleneck
• Tune
• Measure, Monitor, Evaluate and Repeat?
• Final Thoughts
• The USE Method
• Gathering USE Metrics
Lab Tasks
• Determining the System’s Configuration
• USE Method: CPU
• USE Method: Memory
• USE Method: Network
• USE Method: Storage I/O & Capacity
Module 2: Linux Internals Review
• The Linux Operating System Components
• Open Standards
• Memory Layout
• Important Kernel Threads
• Device Files in Linux
• Managing Linux Device Files
• udev
• Random Numbers and /dev/random
• Block Devices and the Device Mapper
• List Block Devices
• SCSI Devices
• File Systems with Linux
• Hardware Discovery Tools
• Cache and Write Barriers
• Advanced LVM: Components & Object Tags
• Advanced LVM: Automated Storage Tiering
• Advanced LVM: Thin Provisioning
• Advanced LVM: Striping & Mirroring
• Advanced LVM: RAID Volumes
• Kernel Modules
Lab Tasks
• Adjusting Kernel Options
• Linux Kernel Driver Compilation
Module 3: Linux Userspace Architecture
• systemd System and Service Manager
• Using systemd
• Security Model Overview
Lab Tasks
• Managing Services with Systemd’s systemctl
• Setting Limits with the pam_limits Modules
• Operation of the setuid() and capset() System Calls
Module 4: Log File Administration
• System Logging
• systemd Journal
• systemd Journal’s journalctl
• Secure Logging with Journal’s Log Sealing
• gnome-system-log
• Rsyslog
• /etc/rsyslog.conf
• Log Management
• Log Anomaly Detector
• Sending logs from the shell
Lab Tasks
• Using the systemd Journal
• Setting up a Full Debug Logfile
Module 5: Monitoring & Troubleshooting
• Viewing Processes
• System Status – Memory
• System Status – I/O
• System Status – CPU
• Performance Trending with sar
• Determining Service to Process Mapping
• Analyzing Process Memory Usage with pmap
• Real-time Monitoring of Resources — Cgroups
• strace and ltrace
• lsof and fuser
• ss/netstat and rpcinfo
• tcpdump and wireshark
Lab Tasks
• Process Related Tools
• System Activity Reporter
• Cgroup for Processes
• Analyzing Memory Usage
Module 6: Benchmark Tools
• Benchmark Tools
• Disk/Filesystem Benchmarks
• Network Benchmarks
• Phoronix Test Suite
Lab Tasks
• Benchmarking Disk and Filesystem
• Bonnie++ Visualization
Module 7: Systemtap
• SystemTap Overview
• SystemTap Features
• SystemTap Requirements
• Invoking SystemTap
• The 5 passes of stap
• SystemTap Probe Point Syntax
• SystemTap Probe Modes
• SystemTap Probe Points
• SystemTap process Probes
• Listing and Using Probe Points
• Built-in SystemTap Functionality
• SystemTap Example Repositories
• SystemTap Advanced Example
• SystemTap Documentation
Lab Tasks
• System Tap Intro
• System Tap
• Creating SystemTap Scripts
• SystemTap One-liners & Histograms
Module 8: Performance Co-Pilot
• Performance Co-Pilot Introduction
• PCP Architecture
• PCP Performance Metrics
• PCP Installation
• PCP Performance Monitoring
• PCP Centralized Logging
• PCP Inference Engine
• PCP Deployment Strategies
• PCP Advanced Topics
Lab Tasks
• Performance Co-Pilot Introduction
• Live Monitoring with pmchart
• Install Web Monitoring Tools
Module 9: Remote Metric Gathering with SNMP
• SNMP Overview
• SNMP Operation - Query
• MIBs and OID Namespace
• SNMP Security
• SNMP for Linux
Lab Tasks
• SNMP
Module 10: Linux perf
• perf Overview
• perf Commands Typical Workflow
• perf Events
• perf stat
• perf record
• perf report
Lab Tasks
• Perf
Module 11: Linux Tunables
• Operating System Tuning Caveats
• Consider OS (or Kernel) Upgrade
• Tuning CPU - NUMA
• Tuning CPU - Scheduling
• Huge Memory Pages
• Tuning Virtual Memory Manager
• Tuning Virtual Memory Manager (cont.)
• Dropping Caches
• I/O Scheduler
• Tuning Filesystems
• Tuning Filesystems (cont.)
• Network Tuning
• tuned
