PID files exist as 2 different types. Please find information about each of them below.
Type 1: Process ID File
General Information
| Title | PID File Extension |
| Extension | .pid |
| Full Form | Process Identifier File |
| File Type | System File |
| Developer | Various |
| MIME Type | text/plain |
File Function
| Primary Function | Store process ID |
| Additional Functions | Facilitate lock mechanism, Prevent multiple instances |
| Features | Plain text, Unique identifier |
File Characteristics
| Quality | Simple text |
| Supports Layers | No |
| Supports Transparency | No |
| Editable | Yes |
Use Cases
| Server Processes | Yes |
| Database Systems | Yes |
| Daemon Services | Yes |
Security and Practices
| Security Risks | Unauthorized access |
| Best Practices | Correct permissions, Secure storage |
Historical/Version Information
| Initial Release | Varies |
| Latest Version | N/A |
Associated Types
| Similar Extensions | .lock, .log |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 Various UNIX-like systems |
Free | Linux, Unix, BSD |
 Windows Services |
Included with OS | Windows |
Type 2: Creative Driver File
General Information
| Title | PID File Extension |
| Extension | .pid |
| Full Form | Process Identifier File |
| File Type | System File |
| Developer | Various |
| MIME Type | text/plain |
File Function
| Primary Function | Store process ID |
| Additional Functions | Facilitate lock mechanism, Prevent multiple instances |
File Characteristics
| Quality | Simple text |
| Supports Layers | No |
| Supports Transparency | No |
| Editable | Yes |
Use Cases
| Server management | Yes |
| Application control | Yes |
| Scripting | Yes |
Security and Practices
| Security Risks | Accidental deletion |
| Best Practices | Permission control, Regular checks |
Historical/Version Information
| Initial Release | Varies |
| Latest Version | Depends on software |
Associated Types
| Similar Extensions | .lock, .log, .cfg |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
| Various software |
N/A | Windows, Unix, Linux |
| Daemon tools |
Free, Paid versions | Windows, Linux |
| Server applications |
Varies | Unix, Linux |