If the /dev/async file exists (for whatever reason), then you won't see those trace files. Also, there is no error reported if d_a_i is left to TRUE. It just creates those pesky trace files. I have seen those files and had to change d_a_i on our HP boxes as we chose not to create /dev/async file. Regards, - Kirti --- edwin devadanam <edwin_kodamala@xxxxxxxxx> wrote: > In one of our recently(almost a month) upgraded apps instance from 9.2.0.5 to > 10.2.0.2,we left disk_async_io=true but we dont get any errors related to > note:394870.1,though i believe and as discussed that HP-UX(jfs) doesnt have > asynchronous I/O. > still today its set as disk_async_io=true!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! > > isnt this note puts us in little confusion? > > Regards, > Edwin.K > > > Kirtikumar Deshpande <kedeshpande@xxxxxxxxx> wrote: > I am not sure, if anyone mentioned ML#394870.1. > In 10.2.0.2+ on HP-UX PA-RISC - Disk Aynch I/O is enabled by default (or > mistake). > If /dev/async file is not found (most likely not), you will see a number of > little > trace > files with a message stating as such. DISK_ASYNCH_IO must be manually set to > FALSE to > stop the generation of these trace files. > > Regards, > > - Kirti > > --- LS Cheng wrote: > > > Simulate, not AIO! > > > > > > Thanks > > > > -- > > LSC > > > > > > On 8/6/07, edwin devadanam wrote: > > > > > > Cheng, > > > > > > metalink note: 47328.1 says: > > > If you set DISK_ASYNCH_IO to false, then you should also set > > > DBWR_IO_SLAVES to a value > > > other than its default of zero in order to simulate asynchronous I/O. > > > > > > > > > > > > Regards, > > > Edwin.K > > > > > > > > > ____________________________________________________________________________________ > Got a little couch potato? > Check out fun summer activities for kids. > http://search.yahoo.com/search?fr=oni_on_mail&p=summer+activities+for+kids&cs=bz > > -- > //www.freelists.org/webpage/oracle-l > > > > > > --------------------------------- > Got a little couch potato? > Check out fun summer activities for kids. ____________________________________________________________________________________ Park yourself in front of a world of choices in alternative vehicles. Visit the Yahoo! Auto Green Center. http://autos.yahoo.com/green_center/ -- //www.freelists.org/webpage/oracle-l