Bug 10824 – Fab4 sluggish, kernel errors abound

Bug 10824 - Fab4 sluggish, kernel errors abound

Summary:

Fab4 sluggish, kernel errors abound

Status:	RESOLVED FIXED

Product:	SB Touch
Classification:	Unclassified
Component:	OS
Version:	unspecified
Platform:	PC Other

Importance:	-- normal (vote)
Target Milestone:	---
Assigned To:	Richard Titmuss

URL:
Keywords:

Depends on:
Blocks:
	Show dependency tree / graph

Reported:	2009-01-25 10:16 UTC by Blackketter Dean
Modified:	2009-09-08 09:19 UTC (History)
CC List:	1 user (show)

See Also:
Category:	---

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Description Blackketter Dean 2009-01-25 10:16:16 UTC

My Fab4 gets quite sluggish and I see this in the logs:

Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not set I2C Bus Busy bit to zero.                                                   
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Bus Arbitration lost                                                                      
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not grab Bus ownership                                                              
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not grab Bus ownership                                                                                                
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Bus Arbitration lost                                                                      
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not grab Bus ownership                                                              
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Bus Arbitration lost                                                                      
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not grab Bus ownership                                                              
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Bus Arbitration lost                                                                                                        
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not grab Bus ownership                                                              
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Bus Arbitration lost                                                                      
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not grab Bus ownership                                                               
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Bus Arbitration lost                                                                                                        
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not grab Bus ownership                                                              
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Bus Arbitration lost                                                                      
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not grab Bus ownership                                                              
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Bus Arbitration lost                                                                                                        
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not grab Bus ownership                                                              
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Bus Arbitration lost                                                                      
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not grab Bus ownership                                                              
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Bus Arbitration lost                                                                      
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not grab Bus ownership                                                              
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Bus Arbitration lost                                                                                                        
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Could not grab Bus ownership                                                              
Jan 25 10:11:54 SqueezeboxController user.debug kernel: Bus Arbitration lost                                                                      



Then it may spontaneously reboot.

Comment 1 Richard Titmuss 2009-03-26 03:16:14 UTC

Felix turned off debugging in the MCU, which makes it more responsive to i2c commands. Please keep an eye open for this and reopen if you see it again.