Pueue / Follow Stderr Of Task
Follow Stderr Of Task
Monitor the standard error output of a specific task.
pueue follow --err <task_id> pueue follow --err <task_id> #!/bin/bash
# Follow Stderr Of Task
pueue follow --err {{task_id}} import subprocess
# Follow Stderr Of Task
# Make sure to replace <placeholders> with actual values
def run_command():
cmd = [
"pueue",
"follow",
"--err",
"<task_id>"
]
try:
print(f"Executing: {' '.join(cmd)}")
subprocess.run(cmd, check=True)
except subprocess.CalledProcessError as e:
print(f"Error: {e}")
except FileNotFoundError:
print("Error: pueue not found. Please install it first.")
if __name__ == "__main__":
run_command() When To Use
During a job failure diagnosis to extract error logs in real-time.
Pro Tip
Use the `--no-stdout` flag alongside to get focused error tracking without standard output clutter.
Command Builder
Tune the command before you copy it
pueue follow --err <task_id> Anatomy of Output
Understanding the result
Error: Connection refused while trying to connect to database Error Message Indicates a failure to connect to the database; verify DB service status.
Line 45: Uncaught Exception in Task (TaskID: 12345) Exception Trace Marks where the error occurred within the codebase.
Retrying in 5 seconds... Retry Message Indicates that the tool is attempting to re-establish the failed operation.
Troubleshooting
Common pitfalls
Error: Task not found: 12345
Solution: Verify the task ID and ensure it's still active.
Error: Permission denied
Solution: Run the command with appropriate permissions or adjust user roles.
Error: Output stream has been closed
Solution: Restart the task or check for premature termination.
Command Breakdown
What each part is doing
-
pueue - Base Command
- The executable that performs this operation. Here it runs Pueue before the shell applies any redirect operators.
-
<task_id> - task id
- The value supplied for task id.
-
--err - Command Option
- Tool-specific option used by this command invocation.
Alternative Approaches
Comparable commands in other tools
Alternative system operations tools for the same job.