Re: Gradual Growth of Memory Use?

Here is the Tim Dump after (GC-GENERATION 7) and now having run for 7 hours.

Now shows 650,000 Actors accumulated !!?? Something is clearly not working as I would have expected….

(#S(CLASS-COUNTER :NAME CONS
                  :COUNT 11538098
                  :TOTAL-SIZE 184609568
                  :CUMULATIVE-SIZE 409114392)
 #S(CLASS-COUNTER :NAME FUNCTION
                  :COUNT 1984077
                  :TOTAL-SIZE 88266264
                  :CUMULATIVE-SIZE 224504824)
 #S(CLASS-COUNTER :NAME SIMPLE-VECTOR
                  :COUNT 2981570
                  :TOTAL-SIZE 88202744
                  :CUMULATIVE-SIZE 136238560)
 #S(CLASS-COUNTER :NAME COM.RAL.ACTORS:ACTOR
                  :COUNT 651265
                  :TOTAL-SIZE 15630360
                  :CUMULATIVE-SIZE 48035816)
 #S(CLASS-COUNTER :NAME CLOS::SYSTEM-OBJECT
                  :COUNT 125668
                  :TOTAL-SIZE 7476728
                  :CUMULATIVE-SIZE 32405456)
 #S(CLASS-COUNTER :NAME SIMPLE-STRING
                  :COUNT 22364
                  :TOTAL-SIZE 5244112
                  :CUMULATIVE-SIZE 24928728)
 #S(CLASS-COUNTER :NAME VECTOR
                  :COUNT 3100
                  :TOTAL-SIZE 5132048
                  :CUMULATIVE-SIZE 19684616)
 #S(CLASS-COUNTER :NAME SYMBOL
                  :COUNT 103353
                  :TOTAL-SIZE 4960944
                  :CUMULATIVE-SIZE 14552568)
 #S(CLASS-COUNTER :NAME SIMPLE-BASE-STRING
                  :COUNT 126148
                  :TOTAL-SIZE 3816784
                  :CUMULATIVE-SIZE 9591624)
 #S(CLASS-COUNTER :NAME EDITOR::TEXT-PROPERTY-POINT
                  :COUNT 8710
                  :TOTAL-SIZE 696800
                  :CUMULATIVE-SIZE 5774840)
 #S(CLASS-COUNTER :NAME DOUBLE-FLOAT
                  :COUNT 41393
                  :TOTAL-SIZE 662288
                  :CUMULATIVE-SIZE 5078040)


> On Mar 19, 2025, at 08:24, Martin Simmons <[email protected]> wrote:
> 
> It would be useful to try again after (GC-GENERATION 7), because that can
> sometimes collect more objects in generation 3 than (GC-GENERATION 3) can.
> 
> -- 
> Martin Simmons
> LispWorks Ltd
> http://www.lispworks.com/
> 
> 
> 
>>>>>> On Wed, 19 Mar 2025 06:50:20 -0700, David McClain said:
>> 
>> I just did a (GC-GENERATION 3), about half-hour after the last dump. Here is
>> the new dump: (Now shows 460,000 Actors, up from 342,000 !!??)
>> 
>> (#S(CLASS-COUNTER :NAME CONS
>>                  :COUNT 8821834
>>                  :TOTAL-SIZE 141149344
>>                  :CUMULATIVE-SIZE 324811016)
>> #S(CLASS-COUNTER :NAME FUNCTION
>>                  :COUNT 1456012
>>                  :TOTAL-SIZE 71371256
>>                  :CUMULATIVE-SIZE 183661672)
>> #S(CLASS-COUNTER :NAME SIMPLE-VECTOR
>>                  :COUNT 2221920
>>                  :TOTAL-SIZE 69226000
>>                  :CUMULATIVE-SIZE 112290416)
>> #S(CLASS-COUNTER :NAME COM.RAL.ACTORS:ACTOR
>>                  :COUNT 459690
>>                  :TOTAL-SIZE 11032560
>>                  :CUMULATIVE-SIZE 43064416)
>> #S(CLASS-COUNTER :NAME CLOS::SYSTEM-OBJECT
>>                  :COUNT 127772
>>                  :TOTAL-SIZE 7416080
>>                  :CUMULATIVE-SIZE 32031856)
>> #S(CLASS-COUNTER :NAME VECTOR
>>                  :COUNT 3110
>>                  :TOTAL-SIZE 5701968
>>                  :CUMULATIVE-SIZE 24615776)
>> #S(CLASS-COUNTER :NAME SIMPLE-STRING
>>                  :COUNT 22319
>>                  :TOTAL-SIZE 5269464
>>                  :CUMULATIVE-SIZE 18913808)
>> #S(CLASS-COUNTER :NAME SYMBOL
>>                  :COUNT 103353
>>                  :TOTAL-SIZE 4960944
>>                  :CUMULATIVE-SIZE 13644344)
>> #S(CLASS-COUNTER :NAME SIMPLE-BASE-STRING
>>                  :COUNT 126192
>>                  :TOTAL-SIZE 3817624
>>                  :CUMULATIVE-SIZE 8683400)
>> #S(CLASS-COUNTER :NAME DOUBLE-FLOAT
>>                  :COUNT 27586
>>                  :TOTAL-SIZE 441376
>>                  :CUMULATIVE-SIZE 4865776)
>> 
>> 
>>> On Mar 19, 2025, at 06:43, David McClain (as dbm at refined-audiometrics dot com) <[email protected]> wrote:
>>> 
>>> 
>>> 
>>>> On Mar 19, 2025, at 06:02, Martin Simmons <[email protected]> wrote:
>>>> 
>>>> I suggest comparing those counters with another call to size-by-class/loop
>>>> when the image has grown some more.  After that, you could do (gc-generation
>>>> 3) and compare again to see if the objects were really live or just stuck in
>>>> generation 3.
>>> 
>>> 
>>> So, from your suggestion, it would make most sense to perform (gc-generation 3) before doing the memory dump from Tim? Allow the system to discard the accumulated garbage first? Then compare dumps from two separated times.
>>> 
>>> My experience running (gc-generation 3) in the past has shown that the memory image is indeed increasing. The results of the call do keep increasing, which would indicate memory actually in-use.
> 
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