Yep- that's repeatable in Aolserver 4, beta20 as well. We're going to
take a look into this.
In the meantime, in case this helps your situation, I was able to avoid
the memory growth by first issuing a
set temp [ list ]
before executing the lappend loop
-Elizabeth Thomas
America Online, Inc.
Bernhard van Woerden wrote on 10/28/03, 6:39 AM:
> If I run the following script:
>
> for {set i 0} {$i<100000} {incr i} {
> lappend temp [list one two three four five six seven eight nine]
> }
> ns_return 200 text/plain [string bytelength $temp]
>
> memory usage soars but is not reclaimed by Aolserver.
>
> I've tested this on Aolserver3.5.6 TCL 8.4.3 and Aolserver4 beta 10 TCL
> 8.4.4
> Platform:FreeBSD 5.1-RELEASE
>
> top shows
> PID USERNAME PRI NICE SIZE RES STATE TIME WCPU CPU COMMAND
> 67566 nsadmin 2 0 35656K 32996K poll 8:16 0.00% 0.00% nsd
>
> If I restart nsd and change the script to use append instead of lappend
> Aolserver reclaimes memory and the nsd process shrinks after execution.
> The same is true if the list is not nested.
>
> I thought this might be a problem with TCL but when I run the following
> script from a shell, memory is reclaimed after the variable was unset.
>
> for {set i 0} {$i<100000} {incr i} {
> append temp [list one two three four five six seven eight nine ten]
> }
> puts [string bytelength $temp]
> after 10000
> unset temp
> puts Unset
> after 10000
> puts Exit
>
> I have one production server that has to be restarted every few weeks
> because memory consumption slowly grows. I would be grateful if anyone
> could tell me whether they can reproduce the problem or suggest a
> solution.
>
> Many thanks
>
> Bernhard van Woerden
>
>
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