Re: Gradual Growth of Memory Use?

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.