Re: Stack Trace when running update stats - ASE 15.7 SP 100
Thanks Jeff. You are right about all the points you cited especially point 4. The allocation buffers are indeed imbalanced. We are, in any case, removing tempdb from the cache. It was setup for a...
View ArticleRe: Stack Trace when running update stats - ASE 15.7 SP 100
> We are, in any case, removing tempdb from the cache. It was setup for a different purpose long time back and no longer needed.Could I ask why you're removing tempdb from a cache ?We've just moved...
View ArticleRe: Stack Trace when running update stats - ASE 15.7 SP 100
I would suggest you thoroughly test the hashing option in your environment. There are a handful of CRs related to the hashing option in the earlier versions of ASE 15.7 that support hashing. At one of...
View ArticleRe: Stack Trace when running update stats - ASE 15.7 SP 100
We've just moved our tempdb's from memory to file systems freeing up lot of memory for cache.Then we just added a cache in front of it to cover 20% of the size which covers 80% of time of tempdb usage....
View ArticleRe: Double-byte characters not saving properly in DB
Hi, This all depends on your ASE. What is your ASE default charset? Get the output of sp_helpsort.If your ASE default charset isn't some type that can hold Korean double byte characters the ASE will...
View ArticleRe: Events Cluster Edition
Hi Mark: If you say " directory that is valid from both nodes" must be a nfs?. Each Instance generate a file independent? Thanks! Cristian
View ArticleUpgrade effort from 15.7 to 16
At London's TechSelect, I asked if the upgrade effort from 15.7 to 16 was anything like the effort from 12.5.4 to 15.7. I was given a very reassuring "no". Do any of you mind sharing your experiences?...
View ArticleRe: DDL in Tran Option - Still a bad idea?
Thank you Rob and Jeff. I have been off for a few days since submitting this and I am just getting back. I had never used this option before and I have done some tests which actually validated the...
View ArticleRe: Events Cluster Edition
Hi Cristian, It does not have to be nfs. The path just has to exist on both nodes. For example, if you specify "/sybase/memdumps/", be sure that directory exists on both. I've seen customers specify a...
View ArticleRe: statistics and density
thanks for the reply and patience simon. i understand the dynamics of compilation and i don't think my question is regarding that. i think my primary question is that if tab2 does not have a histogram,...
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Re: Double-byte characters not saving properly in DB
Hi Dawn, Please see result of sp_helpsort below and advise where should we look for the default charset. Also, below is the connection string we issued in Visual Basic, which is not working as well....
View ArticleRe: statistics and density
No worries :-) i think my primary question is that if tab2 does not have a histogram, then why cannot tab1's range/frequency weights and range density serve as a basis for evaluating tab2The total...
View ArticleRe: DDL in Tran Option - Still a bad idea?
Actually, this is bad logic. Commit tran commits the outermost transaction regardless. What should happen is there should be a conditional check before the attempt to start a nested transaction if...
View ArticleRe: 15.7 SP110 -> CPU, proccache and memory consumption increase after IMDB
Hi , Some news since yesterday : -- Our cpu overconsumption is linked to a well-known Sybase 15.x bug when Engine Local Cache is filled. We applied TF 757 , but we got same issue and finally we have...
View ArticleRe: 15.7 SP110 -> CPU, proccache and memory consumption increase after IMDB
That would be incorrect - not sure why you are saying what you are, but a quick glance through the ASE 16 NFG would have pointed out some changes to ELC. What is more likely is a 12.5-ish proc design...
View ArticleSybase&networker restore master error
I'm try restore master database from networker backup software. but always can't success. The ASE version is 15.7. The Networker version is 8.2. I remember original master device size approx...
View ArticleRe: 15.7 SP110 -> CPU, proccache and memory consumption increase after IMDB
Thanks a lot Jeff, for your time. We have , in fact , 2 issues : -- For the first one, about CPU usage raise , we encountered it on several dataservers , after upgrading to 15.x version . We had an...
View ArticleRe: Events Cluster Edition
Hi Cristian, have you figured out the reason of this events? Recently I´ve had the same situation, and in some circumstances the Cluster (with 2 nodes) hanged. In my case the problem was the...
View ArticleRe: Sybase&networker restore master error
Who has master database restore guide, can stick to me?
View ArticleRe: Sybase&networker restore master error
Hi, Please find the below guide for master DB restore. Section 1. BackgroundStarting with Adaptive Server version 12.5, there is no buildmaster program to build the master device. Rather, this...
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