Resuming Interrupted Downloads
Understanding Download Interruptions
Download interruptions can occur due to various reasons:
- Network instability
- Limited bandwidth
- System resource constraints
- Accidental termination
Wget Resume Mechanisms
The -c
Option
The -c
or --continue
flag enables download resumption:
wget -c https://example.com/large_file.iso
Resume Workflow
graph TD
A[Download Starts] --> B[Interruption Occurs]
B --> C{Previous Partial Download?}
C -->|Yes| D[Resume from Last Byte]
C -->|No| E[Start New Download]
Advanced Resume Techniques
Handling Multiple File Downloads
wget -c -i download_list.txt
Resume with Specific Parameters
Parameter |
Function |
-c |
Continue interrupted download |
--tries=number |
Set download retry attempts |
--timeout=seconds |
Set connection timeout |
Common Scenarios
Large File Download
wget -c --limit-rate=500k https://example.com/huge_dataset.zip
LabEx Pro Tip
LabEx provides hands-on environments to practice wget resume techniques safely and effectively.
Error Handling
Checking Download Status
wget -c -t 3 https://example.com/file.tar.gz
This command attempts to download with 3 retry attempts if connection fails.