Hey Glenn! Aren't those files simply underlying Unix directories? ----- Original Message ----- From: "Glenn Herbert" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Tuesday, November 30, 2004 11:29 AM Subject: RE: [U2] How to setup MALLOCTRACING?
> At 10:44 AM 11/30/2004, you wrote: > >I can understand an edit of a 30mb file failing but the delete is a bit > >strange. > > Sounds like the file has a corruption; the DELETE code simply does a READVU > of the item on field 0 (the key) so it doesn't actually read the entire > record into memory. Maybe check the file for corruption. > > > >-----Original Message----- > >From: [EMAIL PROTECTED] > >[mailto:[EMAIL PROTECTED] On Behalf Of Marco Manyevere > >Sent: 30 November 2004 13:46 > >To: [EMAIL PROTECTED] > >Subject: RE: [U2] How to setup MALLOCTRACING? > > > >The problem shows itself up in 2 ways: > > > >1) DELETEing or EDiting a record from &COMO&, &SAVEDLISTS&, or &HOLD& > >thats more than 30Mb fails with 'Available memory exceeded' > > > >2) A number of reports on the system use the TEMP.LIST<-1> = TEMP.STR > >construct and these are failing for big files. Unfortunately I cant > >change this because I have no access to the source code and it would be > >a major major exercise based on the size of the system. > > Every time you append (which is what -1 implies), you actually have to make > a copy of the existing string (TEMP.LIST), append to the copy, destroy the > original, then rename the copy. This means that you can have, at times, > two full copies of the item in memory. For big items, you will exhaust > memory rather quickly. > > Memory in universe, for those systems that use the universe memory manager > and NOT the system memory manager, is limited to the amount of memory > dictated by the placement of the system disk shared memory segment (i > believe its 0xacec----). On most systems this will be well below actual > physical memory. > > I don't believe that the uvconfig file for universe has a tunable to change > the shared memory location; I know for DSEngine we rewrote all the attach > code so that we could easily relocate the segments as well as run multiple > versions and copies of the engine on a single system. In the past we had > to actually rebuild universe with different attach points for the segments > as they couldn't be adjusted in the field; if you can't change the offset > values in the uvconfig file, then the only recourse would be to get a new > build from IBM with adjusted offset values, or don't have such large items. > > Good luck! > > > > >Regards, Marco. > > > > > > > >Adrian Matthews <[EMAIL PROTECTED]> wrote: > >What are you running within Universe? > > > >Seems like quite a lot of memory to be using, none of our processes (on > >Windows or Unix) ever go over 15mb of physical memory. > > > >-----Original Message----- > >From: [EMAIL PROTECTED] > >[mailto:[EMAIL PROTECTED] On Behalf Of Marco Manyevere > >Sent: 30 November 2004 07:42 > >To: [EMAIL PROTECTED] > >Subject: [U2] How to setup MALLOCTRACING? > > > >Hi Everyone, > > > >I'm still battling with the 'Available memory exceeded' problem on Sco > >Unixware. I haven't been able to receive feedback from anyone on the > >list running UV on Unixware on how they have configured their system and > >how much memory they can be mallocated in one big chuck. I can only get > >30Mb max before the memory exceeded error is thrown even though I have 8 > >Gig RAM and am the only user on the system. The system runs nothing else > >but UV and all possible Unixware parameters must be optimised for UV. > > > >I want to turn on MALLOCTRACING to 1 in the hope that I will be able to > >find out the exact nature of the failure. I have tried but then UV fails > >to start with a missing parameter message. Does anyone know how to setup > >the malloctracing? Where does the tracing information get written to and > >how to interpret it? > > > >Thanks for any help. > > > >Regards, Marco. > > > > > >--------------------------------- > >Win a castle for NYE with your mates and Yahoo! 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