[Info-vax] BL860i2 blade unexplained system disk slowdowns

[Kenneth Randell]

> Do the figures go back to normal _immediately_ after a reboot without 
> any power-off cycling or do you need to power off the machine and leave 
> it off for a while before they go back to normal ? 
> 
> I am wondering if there's some subtle thermal-related issue due to 
> damage caused when the power outage occurred. 
> 
> Simon. 
> 
> -- 
> Simon Clubley, clubley at remove_me.eisner.decus.org-Earth.UFP 
> Walking destinations on a map are further away than they appear.

A reboot without power-cycle immediately clears the problem; no need to turn it off and leave it off for any length of time.  According to the O/A in this C7000, there are no thermal issues;  the ambient temperature of the blade sits at around 20 degrees C as shown below:

Locale                              Status      Temp    Caution   Critical
----------------------------------- ------    --------  -------   --------
Ambient Zone     (Ambient Temp    ) OK        20C/ 68F    39C       42C
System Chassis   (Top Exit Temp   ) OK        35C/ 95F    72C       76C
System Chassis   (Mid Exit Temp   ) OK        44C/111F    75C       76C
System Chassis   (Low Exit Temp   ) OK        40C/104F    72C       76C
CPU Zone         (Processor 0 Temp) OK        36C/ 96F    88C       91C
CPU Zone         (Processor 1 Temp) OK        36C/ 96F    88C       91C
Memory Zone      (DIMM1C-0 Temp   ) N/A         N/A
Memory Zone      (DIMM2E-0 Temp   ) N/A         N/A
Memory Zone      (DIMM3A-0 Temp   ) OK        40C/104F    84C       85C
Memory Zone      (DIMM4A-0 Temp   ) OK        41C/105F    84C       85C