On Tue, 2002-07-23 at 15:27, Gerald Clark wrote:

> 20 simultaneous cartesian products on large tables would be expected to make
> any sql server busy, not to mention use a lot of temporary  disk space.
> Are you sure you are not running out of disk space?

No, there's enough disk space and memory, but I do agree that this
slowdown can be acceptable. This stress testing came out as I had to
debug another problem: a simple select made with a java program through
jdbc repeated 20 + times (less than 30) gets me the following error:

error: 'Can't create a new thread (errno 11). If you are not out of
available memory, you can consult the manual for a possible OS-dependent
bug'

At first I thought this was a thread problem so I decided to stress the
db a little, but the java program is very simple. Anyone has ever seen
this error ?

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