On Wed, Sep 6, 2017 at 9:59 AM, גדי בן אבי <gad...@malam.com> wrote:

> The problem was that the ZFS address space had no user assigned to it.
> Once I fixed that, which required an IPL, everything worked fine.
>
> Gadi
>
>
​IPL'ing is definitely the best way to go. But there is a way to restart
the ZFS address space with an IPL.
ref:
https://www.ibm.com/support/knowledgecenter/en/SSLTBW_2.1.0/com.ibm.zos.v2r1.ioea700/stopzfs.htm

====

zFS can be stopped using the MODIFY OMVS,STOPPFS=ZFS operator command.
Automatic ownership movement can occur for both the z/OS UNIX owner and the
zFS owner. See z/OS UNIX System Services Planning
<https://www.ibm.com/support/knowledgecenter/SSLTBW_2.1.0/com.ibm.zos.v2r1.bpxb200/toc.htm?view=kc>
for
information about the various automove settings for z/OS UNIX file system
ownership. zFS aggregate ownership will move unless the file system is
unmounted by z/OS UNIX. zFS file systems that become unmounted will need to
be mounted again after zFS is restarted.
When zFS is stopped, you receive the following message (after replying Y to
message BPXI078D):

nn BPXF032D FILESYSTYPE ZFS TERMINATED. REPLY ’R’ WHEN READY TO
RESTART. REPLY ’I’ TO IGNORE.

When an LPAR is shut down without the orderly shutdown of zFS, it is likely
that recovery actions (automatic recovery on the next mount; if the mount
fails, it might be necessary to manually run salvager) will be necessary to
bring zFS aggregates back to a consistent state. In addition, some file
activity can be lost.
To restart zFS, reply *r* to message nn. (For example, *r 1,r*). If you
want zFS to remain stopped, you can reply *i* to remove the prompt. In this
case, zFS can be redefined at a later time using the SETOMVS
RESET=(xx)operator command. However, this can result in zFS file systems
becoming NOT ACTIVE. An unmount and remount is required to activate a file
system that is NOT ACTIVE. If you plan to restart zFS, you should reply r
to the message.
Note: Stopping zFS can have shared file system (sysplex) implications.
See Using
zFS in a shared file system environment
<https://www.ibm.com/support/knowledgecenter/SSLTBW_2.1.0/com.ibm.zos.v2r1.ioea700/a7syspc.htm?view=kc#a7syspc>
for
information about shared file systems.

====​


-- 
UNIX was not designed to stop you from doing stupid things, because that
would also stop you from doing clever things. -- Doug Gwyn

Maranatha! <><
John McKown

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