[Bug 281471] ASLR: jemalloc RES memory keeps on increasing until process cores
Date: Fri, 13 Sep 2024 18:19:03 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=281471
Rupesh Pilania <rupeshpilania@gmail.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Version|Unspecified |13.3-RELEASE
--- Comment #8 from Rupesh Pilania <rupeshpilania@gmail.com> ---
Issue exists on 13.3 as well.
Will test on 13.4 and update
FreeBSD rpilania 13.3-RELEASE FreeBSD 13.3-RELEASE
releng/13.3-n257428-80d2b634ddf0 GENERIC amd64
root@rpilania:/home/rpilania # setenv MALLOC_CONF
"xmalloc:true,dirty_decay_ms:0,retain:false"
root@rpilania:/home/rpilania # ./mem-frag
Hello! This program will fragment its process heap. Run top -p 810 to follow
along!
Press Enter to continue...
PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND
810 root 1 20 0 10M 2128K ttyin 2 0:00 0.00% mem-frag
500k 5KB chunks were just provisioned
Press Enter to continue...
PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND
810 root 1 27 0 4898M 3033M ttyin 1 0:01 0.00% mem-frag
500k 5KB chunks were just provisioned
Press Enter to continue...
PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND
810 root 1 25 0 9816M 5260M ttyin 3 0:02 0.00% mem-frag
The first allocations were just free()'d.
Press Enter to continue...
PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND
810 root 1 31 0 7266M 3540M ttyin 3 0:02 0.00% mem-frag
The 2nd allocations were just free()'d.
Press Enter to continue...
PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND
810 root 1 23 0 4716M 1018M ttyin 3 0:02 0.00% mem-frag
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