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copied!<p>you can put a 'STAT function within one of your loops to try and figure out if and where a memory leak is occuring.</p> <p>out of memory errors usually occur in one of these situations or something similar:</p> <ul> <li><p>appending to a series which is not cleared or copied at the start of a function with a loop</p></li> <li><p>a complete tree of data is not reset to none (at each leaf and branch) in a situation where some (a single?) sub elements are referenced outside the tree and the whole data block ends up being caught in the ram unable to free itself</p></li> <li><p>when printing a very large string or nested tree of large objects (for example a VID face contains a reference to the complete styleshet, so printing the window of a big app usually fails.).</p></li> <li><p>some stack overflows (endless recursions or loops) are sometimes incorrectly reported as memory errors.</p></li> <li><p>allocation of a single item grows exponentially... like image! allocation when multiplying each pass by 10 on both axes... effectively increasing two orders of magnitude which usually fails at numbers in the n*10k range. </p></li> <li><p>the largest item in the GC sometimes never deallocates as per the suboptimal R2 GC (large images <em>may</em> have this symptom).</p></li> <li><p>recursive parse rules are creating data and a single rule is infinite (it happens very rapidly on rules like [ rule | none ] . none effectively equivalent to forever in this case.</p></li> </ul>

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