
Unix for Oracle DBAs Pocket Reference
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Content
- Intro
- Table of Contents
- Unix for Oracle DBAs Pocket Reference
- Introduction
- Acknowledgments
- Conventions Used in This Book
- Long Code Lines
- Understanding Unix
- History
- Case Sensitivity
- Safety
- Linkability
- Shells
- Building Unix Commands
- Decompose a Complex Unix Command
- Build a Complex Unix Command from Scratch
- A script to kill all Oracle processes
- A script to find all files containing a specific string
- Unix Server Environment
- Set a Standard Unix Prompt
- Create Useful Unix Aliases for Oracle
- Place a SQL*Plus Script in a Unix Shell Wrapper
- Submit a Task to Run in the Background
- Watch the Execution of a Background Process
- Ensure That Proper Parameters Are Passed to an Oracle Shell Script
- Ensure That Only the Oracle User Can Run a Script
- Validate an Oracle SID Passed to a Unix Script
- Loop Between Unix Servers
- Execute a SQL*Plus Script on All Databases
- Send Unix Files via Internet Mail
- Change a String in All Files in a Directory
- Process Management
- Display Unix Processes
- Display Top CPU Consumers
- Show Number of Active Oracle Dedicated Connection Users
- Kill Processes
- Pin the Oracle SGA in Memory
- Server Values
- Display Server Device Values in HP-UX
- Display Server Device Values in AIX
- Display System Kernel Parameters in HP-UX
- Display System Kernel Parameters in AIX
- Memory and CPU Management
- Display RAM Size in DEC Unix
- Display RAM Size in HP-UX
- Display RAM Size in Solaris
- Display RAM Size in AIX
- Use svmon in AIX
- Display Allocated Memory Segments
- Manually Deallocate a Memory Segment
- Display the Number of CPUs
- Display the number of CPUs in Solaris
- Semaphore Management
- Change Kernel Parameters
- Display Values for Semaphores
- Count Used Semaphores
- Determine the Semaphore Sets Held by an Instance
- Remove a Held Semaphore After a Crash
- System Log Messages
- Show Server Log in HP-UX
- Show Server Log in AIX
- Server Monitoring
- Use top
- Use sar
- sar -u (CPU report)
- sar -w (memory switching and swapping activity)
- sar -b (buffer activity report)
- Use sadc
- Use vmstat
- Automate vmstat Collection
- cr_vmstat_tab.sql
- get_vmstat.ksh
- Sample vmstat report
- Display Swap Usage in AIX
- Display Swap Usage in HP-UX
- Show Server Load Averages
- Use iostat
- Automate iostat Collection
- cr_iostat_tab.sql
- get_iostat.ksh
- File Management
- List Recently Touched Files
- List Recently Changed Files
- Delete Unchanged Files
- Display File Sizes in 512-Byte Blocks
- Locate Files That Contain Certain Strings
- Find Recently Created Files
- Find Large Files on a Server
- Delete Files in Bulk
- Delete Old Trace and Audit Files
- Allocate an Empty File
- Change Default File Permissions
- Understand Unix file permissions
- Find the systemwide default file permissions
- Set default permissions for your session
- Change File Ownership
- Change File Permissions
- Disk Management
- List Logical Volumes in HP-UX
- Display Unix Mount Points
- Display mount points in HP-UX
- Display mount points in AIX and Solaris
- Manage Dialect Differences for Filesystems
- Show Mount Points for a Physical Disk in AIX
- Miscellaneous Shell Scripts
- Create a Soft Link for a File
- Make a Tape Backup Using tar
- Copy tnsnames.ora to All Unix Servers
- Test for a Dead Net8 Listener
- Exit a Script When the Database Is Not Running
- Detect When Oracle Is Not Accepting Connections
- Mail ORA-600 Errors from the Alert Log to the DBA
- Schedule Tasks with cron
- View currently scheduled jobs
- Schedule a new job
- Index of Commands
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