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MQSeries.net Forum Index » General IBM MQ Support » Refreshing MQ Security - Frequently

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Gaya3
PostPosted: Thu Apr 10, 2008 6:13 am    Post subject: Refreshing MQ Security - Frequently Reply with quote

Jedi

Joined: 12 Sep 2006
Posts: 2493
Location: Boston, US

Hi All,

Is it a good idea of refreshing the MQ Security Frequently.

If so, what could be the impacts?

Reason here it is the security protocols are getting restarted frequently.


Regards
Gayathri
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jefflowrey
PostPosted: Thu Apr 10, 2008 6:19 am    Post subject: Reply with quote

Grand Poobah

Joined: 16 Oct 2002
Posts: 19981

You never need to REFRESH SECURITY after any setmqaut.

You need to REFRESH SECURITY any time the membership of a group that has mq authorities is changed.

REFRESH security is a relatively low impact operation - although clearly the larger the set of authorities, the longer it's going to take.

I'd be surprised if you needed to run it as frequently as once a day, but it shouldn't cause issues if you do.
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Nigelg
PostPosted: Thu Apr 10, 2008 1:43 pm    Post subject: Reply with quote

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Joined: 02 Aug 2004
Posts: 1046

Quote:
REFRESH security is a relatively low impact operation - although clearly the larger the set of authorities, the longer it's going to take.


No.

REFRESH SECURITY itself only takes a very short time. All it does is discard all cached data about users/groups on the machine, so any new authentication requests have to go to the OS.
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jefflowrey
PostPosted: Thu Apr 10, 2008 2:12 pm    Post subject: Reply with quote

Grand Poobah

Joined: 16 Oct 2002
Posts: 19981

Nigelg wrote:
Quote:
REFRESH security is a relatively low impact operation - although clearly the larger the set of authorities, the longer it's going to take.


No.

REFRESH SECURITY itself only takes a very short time. All it does is discard all cached data about users/groups on the machine, so any new authentication requests have to go to the OS.


Ah. New fact noted.
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