[Monetdb-developers] [Monetdb-checkins] MonetDB/src/gdk gdk_posix.mx, , 1.157, 1.158
Martin.Kersten at cwi.nl
Sat Oct 25 20:47:00 CEST 2008
Fabian Groffen wrote:
> On 25-10-2008 14:04:29 +0200, Stefan Manegold wrote:
>> On Sat, Oct 25, 2008 at 07:30:50AM +0000, Martin Kersten wrote:
>>> Update of /cvsroot/monetdb/MonetDB/src/gdk
>>> In directory 23jxhf1.ch3.sourceforge.com:/tmp/cvs-serv30373
>>> Modified Files:
>>> Log Message:
>>> The memory map table maintained for the vmtrim
>>> should be aligned to the number of mapped files.
>>> In more recent applications, such as the SkyServer
>>> this may be around 2000 BATs easily.
>>> For the time being the limit of 100 is increased to 4096
>>> The remainder are additions of '#' in error messages
>>> to prepare for problems in the API.
>> just an idea (without background knowledge):
>> shouldn't we introduce a new symbol/chracter in the protocol to indicate
>> warnings and informative message?
>> '!' indicates errors (obviously never to be ignored)
>> '#' indicates (usually to be ignored) comments
>> '?' to be added to indicate warnings (and "informative messages)?
>> '?' to be added for ... ??
> FYI: On Mapi/SQL level, we have these:
> ! error
> # comment/info/warning
> % metadata header
> & start of header
> ^ redirect/switch roles
> [ data
Indeed and detailed information can be obtained from the
convention to let ! be followed by an exception tag upon need.
The GWKwarning were mostly 'mis-used' for debugging
anyway, that was not controlled by a check on GDKdebug.
Now the tpch sf-20 query set can be ran, stressing the
VM, aborting one query and continuing afterwards without
the need to restart the server.
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