RE: DMKLOG052E ERROR IN CP DIRECTORY

"Rocky" <[email protected]>
Newsgroups gmane.comp.emulators.hercules390.vm
Message-ID <[email protected]>
How about trying

SF-* to a previous version of the shadow files
Assuming that you do SF+* every once in a while 
Roc

Or to a specific volume
-->-----Original Message-----
-->From: [email protected] 
-->[mailto:[email protected]] On Behalf Of Ivan Warren
-->Sent: Friday, August 27, 2010 22:43 
-->To: [email protected]
-->Subject: Re: [H390-VM] DMKLOG052E ERROR IN CP DIRECTORY
-->
-->On 8/27/2010 9:21 PM, Mike Stramba wrote:
-->>> ACC sure isn't a R/O command when accessing a R/W disk..
-->>
-->> Ok, but does ACC actually *write* to a disk  ?
-->>
-->>> What's at 231 ?
-->>
-->> The sixpack directory:
-->>
-->> DIRECTORY 231 3350 VM50-1
-->>
-->
-->Ugh!
-->
-->What a funny idea..
-->
-->It's been 123 from VM/370 to z/VM 6.1.. This is a 40 year 
-->old convention !
-->
-->And this is NOT an OS disk ! It may look like an OS disk if 
-->you access it (it will say "<CUU> <letter> - OS" but it is 
-->NOT an OS disk !) so running LISTDS will not return 
-->anything. (The only reason for it to have a VTOC is to 
-->ensure that if it is accidentally made available by an 
-->OS/xxx type operating system it shows as being entirely allocated).
-->
-->And don't *assume* ANY program will behave. If you are MAINT 
-->(the VM Operating System maintenance user - NOT to be used 
-->to run general application), and you type a command and DO 
-->NOT KNOW what it actually does, you are on your own and you 
-->may very well break your all installation.
-->
-->(PS : Happened to me once on a *REAL* production system - 
-->and I did recover without having to IPL[1].. But it DOES 
-->require some careful modification of real storage : Locate 
-->the operator VMBLOK, change the user id to MAINT in real 
-->storage (DCP & STCP are your friends there) - "link * 
--><mdisk> <vcuu> RR" (because you can link to your own 
-->minidisk without needing a password) - where <mdisk> is the 
-->minidisk holding the CP directory and vcuu is any virtual 
-->address.. "ACC <vcuu> <letter>" and then "DIRECT <dirname> 
-->DIRECT <letter>".. This will ensure the directory is 
-->properly written AND that the allocation table holds the 
-->proper flag for the area containing the "Active Directory".)
-->
-->--Ivan
-->
-->[1] I was Applying a VM/SP5 PUT tape - and wrongly issued 
-->"DIRECT" with an uplevel version of "DIRECT".. But this 
-->should have been performed as the VERY LAST STEP before an 
-->IPL in this case - not during day time!
-->
-->
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