Re: CCW CMD REJECT on 'READ SUBSYSTEM DATA' query on z/114 with old DASD

2012-06-27 Thread Stefan Haberland
Tim, thanks for the information. Without state change, I have to spend a deeper look and try to recreate the problem here. This could take some time since our servers all support the "READ SUBSYSTEM DATA" and I have to workaround. Stefan Am 26.06.2012 16:56, schrieb Tim Full: Thanks for the fe

Re: CCW CMD REJECT on 'READ SUBSYSTEM DATA' query on z/114 with old DASD

2012-06-26 Thread Tim Full
Thanks for the feedback Stefan. I don't believe there is any state change taking place. I contacted the vendor. The following was their response: The Perform SubSystem Function ccw is asking for Order x18 SubOrder 0x0e. The Order indicates a Read SubSystem Data is to follow, and the Suborder in

Re: CCW CMD REJECT on 'READ SUBSYSTEM DATA' query on z/114 with old DASD

2012-06-26 Thread Stefan Haberland
Hi, this looks like a BUG in handling of older DASD devices. The query can not be easily disabled but I will have a look if we can fix this for future releases. At first sight this should only happen after a state change interrupt and then unfortunately in a loop... Stefan Am 25.06.2012 02:49,

CCW CMD REJECT on 'READ SUBSYSTEM DATA' query on z/114 with old DASD

2012-06-24 Thread Tim Full
I'm running RHEL6.2 on an IBM z/Series z/114 under z/VM 5.4 with older dasd that does not support 'READ SUBSYSTEM DATA" request for extended features. Every 30 seconds, I get: dasd(eckd): I/O status report for device 0.0.0100: <3>dasd(eckd): in req: 025cef00 CC:00 FC:04 AC:00 SC:17 DS:0E C