ASE CE 15.7 LOCK problem
Hi ASE expert ! My ASE CE 15.7 sp110 on linux has the following error message , please help ! lock__set_sleepingowner_list (S1): internal lock manager error - thread blocking but cluster lock not in...
View ArticleWorking on same table from different session
suppose I have following operation in a SP: truncate table mytabinsert into mytab(...)select ... then if bot different user run this SP at same time(for example both start within less one second, but...
View Articleabap import error completed 162 error 1 total 164
hi experts i am installing ecc6.0 ehp 7 ides system sybase database,linux 6.4 operating system. got error when installing the ides ehp7 system in baap import phase. total 164 completed 162 errors 1...
View ArticleInsert into hold lock and never release.
I put following insert in a SP: Insert into mytab(name, access_date,username, ipaddress ) Select 'my name', getdate(), 'NA', ipaddr from master..sysprocesses where spid = @@spid ..... and then...
View ArticleRestore database and got shmget error
Try to restore database with load database and got error like: Backup Server: 4.142.2.58: [0] The 'shmget' call failed with error number 28 (No space left on device). Refer to your operating system...
View Articleurgent: trace on/off
From errorlog, got a lot trace on/off like automatically: 01:00000:00146:2014/07/03 14:05:15.84 server DBCC TRACEON 3604, SPID 14601:00000:00146:2014/07/03 14:05:15.84 server DBCC TRACEOFF 3604, SPID...
View Articlequestion on restore ASE database
Suppose I have a user database backup as below:Full database backup at 1:00Log backup at 2:00Log backup at 3:00Log backup at 4:00Log backup at 5:00 Then I want to restore database to 3:00. I can do...
View Articlememory for lock, open object
From error log, ASE ask to increase number of open object. If I increase following configuration:number of open objectnumber of lock what is the memory for those change? how much memory should be...
View ArticleWhat's OmniServer?
There are 9 process with name like OmniServer-122 from same server where ASE is running. What's it?
View Articlelog suspended for database sybsystemdb
This morning, I got error message: 1 task(s) are sleeping waiting for space to become available in the log segment for database sybsystemdb. then I extend the space for sybsystempdb(data and log). the...
View ArticleOptimizer does not follow hint for index forcing (15.7 SP110)
Hi All, A question about usage of hints. Sometimes , often enough, even when I have forced an index by ('index xxx)' in FROM cluase , optimizer decides not to use it , and it takes obviously a bad one....
View Articleone or more named data cache for performance
Suppose I have a DB with size 20G(include data and indexes). I have enough memory say 30G.Then I can create named data cache to cache the whole database.Here is my thinking: One 20G cache the cache...
View ArticleASE - LDAP Authentication
Hi all, Did someone configure LDAP Authentication in ASE? More specific with Microsoft Exchange? I have lots of aplications, some web aplications already authenticate with Exchange but some other...
View Articlehow to find out the reason for blocking locks?
PB Application try to create data in ASE 12.5. With this operation, there are sql, sp, trigger involved. Most of the it is okay. With lock of sleeping or sync sleeping lock. User wait for a short time...
View ArticleChange lock type on live table
I have 2 ASE Server. One is for live, one is for dev.There is a table mytab, which lock type is DataPage. I want to change it to DataRow. On dev server, I use tool to get the script to change the type...
View Articleisnumeric('e') returns 1
Hi In ASE15.7, the function isnumeric('e') returns 1. Same thing for isnumeric('E'). The Sybase case 11516623 says it is an expected result as 'e' refers to exponent. If it is expected why it is not...
View ArticleAny best practices for proxy databases
Dear all, is there any caveat or best practice when using a proxy database? Is it secure and wise to create them on the master device? Can it grow? Or is it similar to a MSSQL linked server? Thank You...
View ArticleAny improvement for partition table on same segment?
For large table, if want to partition the table, should use different device for different segment, then improve IO performance. My question is: is a large table mytab has existing data on segment...
View ArticleHow to find out the time when the ASE started?
Normally, ASE not reboot for production. Only for maintenance or performance tuning, maybe need to reboot ASE.Question is how to find out the time when ASE was started?one way maybe is check errorlog....
View ArticleQuestion on index for performance
Suppose I have a column DateCreated (datetime) in a table, for this column, actually each row has different value. Question: if index on this column improve performance? Or no need to create index for...
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