I've experience the same thing on occasion.   In my case, it seems to be
related to deleting of filespaces in ADSM.  My server is at 3.1.0 on MVS.
I now bounce the server whenever I delete any sizable filespaces.

> ----------
> From:         Yu Chen[SMTP:ychen AT NCTR.FDA DOT GOV]
> Reply To:     ADSM: Dist Stor Manager
> Sent:         Tuesday, October 27, 1998 7:06 AM
> To:   ADSM-L AT VM.MARIST DOT EDU
> Subject:      need help: server failed to start
>
> Hi,
>
> i wonder if anyone out there have this before. i suspect i've got a
> corrupted database and intend to do a db restore. any suggestion will be
> greatly appreciated.
>
> situation: we had some glitches with adsm server but we thought we fixed
> it and it was working until last night. this morning i came in and found i
> didn't get a report and every process and session just seemed to hang
> there. i did some cancels but they didn't go away like they normally do. i
> did a "q actlog" no respond it just hung. at this stage i could not get
> back to "adsm>" prompt so i did a shutdown server the hard way: Ctrl ^C.
> and it would not start up again. :(
>
>
>
> ANR7800I DSMSERV generated at 16:33:29 on Jun 30 1997.
>
> ADSTAR Distributed Storage Manager for AIX-RS/6000 Version 2, Release 1,
> Level 0.13/0.13
>
> Licensed Materials - Property of IBM
>
> 5765-564 (C) Copyright IBM Corporation 1990, 1995. All rights reserved.
> U.S. Government Users Restricted Rights - Use, duplication or disclosure
> restricted by GSA ADP Schedule Contract with IBM Corporation.
>
> ANR7801I Subsystem (master) PID is 9876.
> ANR0900I Processing options file dsmserv.opt.
> ANR0990I ADSM server restart-recovery in progress.
> ANR0200I Recovery log assigned capacity is 256 megabytes.
> ANR0201I Database assigned capacity is 3936 megabytes. ANR0306I Recovery
>         log volume mount in progress.
> ANR9999D dballoc.c(802): Sequence number mismatch for SMP page addr
>         417792; HeaderSmpNum = -1, Expected = 408. ANR0361E Database
>         initialization failed: error initializing database page allocator.
>
>
>
> thanks for your time.
>
>
> yu chen
>