It means the program crashed while it was trying to allocate more memory . Now can u guess why that happened?
On Fri, Jun 18, 2010 at 1:29 PM, jaladhi dave <[email protected]>wrote: > can you explain what you meant when you said "the program fails after > allocationg about 800mg(appx. i dont remember). > This is the excerpt from calloc man page, Calloc will either fail or > succeed but there is no way you can tell so much was alloted and then it > failed. > *Return Value***For calloc() and malloc(), the value returned is a pointer > to the allocated memory, which is suitably aligned for any kind of variable, > or NULL if the request fails. > > On Fri, Jun 18, 2010 at 1:09 AM, amit <[email protected]> wrote: > >> 1. a mad user tries to allocate 1 gb memory using calloc. >> but the program fails after allocationg about 800mg(appx. i dont >> remember). Tell me what could have gone wrong? >> >> 2. >> We know disabling interrupts works only if it is single processor(i.e >> local disabling of interrupts). >> >> Consider this case where we have a SMP(symmetric multi proc) the >> processor. Processor-1 wants to perform some critical operation so it >> disables all the interrupts. >> >> What will happen when processor-2 throws an interrupt. >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Algorithm Geeks" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]<algogeeks%[email protected]> >> . >> For more options, visit this group at >> http://groups.google.com/group/algogeeks?hl=en. >> >> > -- > You received this message because you are subscribed to the Google Groups > "Algorithm Geeks" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]<algogeeks%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/algogeeks?hl=en. > -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.
