Re: [U2] Self Deadlatch error on device 655372, inode 610205,

2014-02-03 Thread Ken Ford
Thanks all who responded.  Never underestimate the power of the u2-users group! 
 The problem was, as suggested, an i-descriptor subroutine (triggered by a 
secondary index update) that read the primary record being updated.  A suitable 
workaround was found that avoided the problem.

Regards,
Ken Ford.

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Re: [U2] Self Deadlatch error on device 655372, inode 610205, group 11460608, latch 80000 to WRITE.

2014-02-03 Thread Manu Fernandes
Hi

Usually, it occurs when a index key is based on a subr or trigger and the subr 
re-read the current updated record or another one stored on the same group.

manu
> -Message d'origine-
> De : u2-users-boun...@listserver.u2ug.org [mailto:u2-users-
> boun...@listserver.u2ug.org] De la part de Ken Ford
> Envoyé : lundi 3 février 2014 03:26
> À : 'u2-users@listserver.u2ug.org'
> Objet : [U2] Self Deadlatch error on device 655372, inode 610205, group
> 11460608, latch 8 to WRITE.
> 
> We are getting the error in the subject line in a 3rdParty program (no
> sourcecode).  We have recreated the file, resized the file and rebuilt its
> secondary indices, and still get the error.  There is a group lock when it 
> occurs.
> A search of the archives has not produced anything useful.  Any ideas would be
> appreciated.
> 
> Thanks.
> 
> Ken Ford
> Firstmac Ltd
> Brisbane QLD
> Australia
> 
>  
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Re: [U2] Self Deadlatch error on device 655372, inode 610205, group 11460608, latch 80000 to WRITE.

2014-02-02 Thread Rick Nuckolls
I thought that I responded earlier -- but cannot find the rest of the thread.

Ken,
Generally, this would be caused by a secondary index that accesses the primary 
file via a subroutine.

You can verify the file (in Unix) by using 

ls -i |grep 610205   or find . -ls |grep 610205

Group WR locks are exclusive, so any attempt to access either the same record 
being updated in the primary file, or another record in the same group will 
fail when the group lock is encountered.

Good luck,
Rick Nuckolls
Lynden Inc.

From: u2-users-boun...@listserver.u2ug.org 
[u2-users-boun...@listserver.u2ug.org] On Behalf Of Ken Ford 
[ken.f...@firstmac.com.au]
Sent: Sunday, February 02, 2014 6:25 PM
To: 'u2-users@listserver.u2ug.org'
Subject: [U2] Self Deadlatch error on device 655372, inode 610205, group 
11460608, latch 8 to WRITE.

We are getting the error in the subject line in a 3rdParty program (no 
sourcecode).  We have recreated the file, resized the file and rebuilt its 
secondary indices, and still get the error.  There is a group lock when it 
occurs.  A search of the archives has not produced anything useful.  Any ideas 
would be appreciated.

Thanks.

Ken Ford
Firstmac Ltd
Brisbane QLD
Australia

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