Re: [Opensim-dev] Inventory loss

2009-07-31 Thread Mojito Sorbet
When a NOCOPY item is rezzed and DELETEd from Inventory, is it INSERTed anywhere else? Perhaps in a REZZED table with columns for Region Name, x,y,z, and asset identifier, with asset identifier being the primary key. Then it is possible to construct queries for Are any instances of X rezzed and

Re: [Opensim-dev] Inventory loss

2009-07-31 Thread Thomas Grimshaw
It's supposedly inserted into the region tables, but the issue comes when the region server is unable to do this (or crashes), the item is lost permanently. As for the queries, yes, it's absolutely possible to check if things are rezzed, look for the prims table in the region database. ~Tom

Re: [Opensim-dev] Inventory loss

2009-07-31 Thread Mojito Sorbet
This sounds like a classic case of something that should be a two-phase commit transaction performed atomically. The fact that it is not, and may even be spread across multiple processes, is a hole in DB consistency. I do not think we want to get into doing *distributed* 2P transactions - I have

Re: [Opensim-dev] Inventory loss

2009-07-28 Thread Frisby, Adam
PM To: opensim-dev@lists.berlios.de Subject: Re: [Opensim-dev] Inventory loss I don't recall OSgrid really getting many complaints about it either, infact i do not recall any, I am not saying its never occured, but its so minimal its not something i ever remember occuring, even when our whole

Re: [Opensim-dev] Inventory loss

2009-07-27 Thread Melanie
to database corruption issues. Rock -Original Message- From: opensim-dev-boun...@lists.berlios.de [mailto:opensim-dev-boun...@lists.berlios.de] On Behalf Of Melanie Sent: Monday, July 27, 2009 12:30 PM To: opensim-dev@lists.berlios.de Subject: Re: [Opensim-dev] Inventory loss

Re: [Opensim-dev] Inventory loss

2009-07-27 Thread Colin B. Withers
database backup cured the problems. Rock -Original Message- From: opensim-dev-boun...@lists.berlios.de [mailto:opensim-dev-boun...@lists.berlios.de] On Behalf Of Melanie Sent: Monday, July 27, 2009 2:07 PM To: opensim-dev@lists.berlios.de Subject: Re: [Opensim-dev] Inventory loss IMHO

Re: [Opensim-dev] Inventory loss

2009-07-27 Thread Melanie
27, 2009 2:07 PM To: opensim-dev@lists.berlios.de Subject: Re: [Opensim-dev] Inventory loss IMHO, inventory loss due to MySQL errors and/or corruption are below the radar. Any losses would occur in OpenSim code, I believe. Melanie Colin B. Withers wrote: I wonder what proportion

Re: [Opensim-dev] Inventory loss

2009-07-27 Thread Chris Hart
- From: opensim-dev-boun...@lists.berlios.de [mailto:opensim-dev-boun...@lists.berlios.de] On Behalf Of Melanie Sent: 27 July 2009 14:32 To: opensim-dev@lists.berlios.de Subject: Re: [Opensim-dev] Inventory loss Those MySQL issues listed below and others like it are corner cases that OpenSim would

[Opensim-dev] Inventory loss

2009-07-26 Thread Thomas Grimshaw
Hey folks. Been thinking a lot about inventory loss in OpenSim, something that I think we should really do as much as possible to avoid. We've been experiencing numerous cases of lost inventory in K-Grid recently. What i'd like to implement, is.. When an item is removed from inventory

Re: [Opensim-dev] Inventory loss

2009-07-26 Thread Frisby, Adam
-dev- boun...@lists.berlios.de] On Behalf Of Thomas Grimshaw Sent: Sunday, 26 July 2009 6:55 PM To: opensim-dev@lists.berlios.de Subject: [Opensim-dev] Inventory loss Hey folks. Been thinking a lot about inventory loss in OpenSim, something that I think we should really do as much