I found that RLIMIT_VMEM was set to 3GB from a trace file.  This happens
with OGS 62u5p2 and UGE 800p1 source builds.

12/02/2011 03:11:11 [400:3254]: setting limits
12/02/2011 03:11:11 [400:3254]: RLIMIT_CPU setting: (soft INFINITY hard
INFINITY) resulting: (soft INFINITY hard INFINITY)
12/02/2011 03:11:11 [400:3254]: RLIMIT_FSIZE setting: (soft INFINITY hard
INFINITY) resulting: (soft INFINITY hard INFINITY)
12/02/2011 03:11:11 [400:3254]: RLIMIT_DATA setting: (soft INFINITY hard
INFINITY) resulting: (soft INFINITY hard INFINITY)
12/02/2011 03:11:11 [400:3254]: RLIMIT_STACK setting: (soft INFINITY hard
INFINITY) resulting: (soft INFINITY hard INFINITY)
12/02/2011 03:11:11 [400:3254]: RLIMIT_CORE setting: (soft INFINITY hard
INFINITY) resulting: (soft INFINITY hard INFINITY)
12/02/2011 03:11:11 [400:3254]: RLIMIT_VMEM/RLIMIT_AS setting: (soft
3221225472 hard 3221225472) resulting: (soft 3221225472 hard 3221225472)
12/02/2011 03:11:11 [400:3254]: RLIMIT_RSS setting: (soft INFINITY hard
INFINITY) resulting: (soft INFINITY hard INFINITY)

BTW, GE 6.2u5 shows that it didn't change RLIMIT_VMEM as shown below:
12/02/2011 11:23:18 [400:9290]: setting limits
12/02/2011 11:23:18 [400:9290]: RLIMIT_CPU setting: (soft INFINITY hard
INFINITY) resulting: (soft INFINITY hard INFINITY)
12/02/2011 11:23:18 [400:9290]: RLIMIT_FSIZE setting: (soft INFINITY hard
INFINITY) resulting: (soft INFINITY hard INFINITY)
12/02/2011 11:23:18 [400:9290]: RLIMIT_DATA setting: (soft INFINITY hard
INFINITY) resulting: (soft INFINITY hard INFINITY)
12/02/2011 11:23:18 [400:9290]: RLIMIT_STACK setting: (soft INFINITY hard
INFINITY) resulting: (soft INFINITY hard INFINITY)
12/02/2011 11:23:18 [400:9290]: RLIMIT_CORE setting: (soft INFINITY hard
INFINITY) resulting: (soft INFINITY hard INFINITY)
12/02/2011 11:23:18 [400:9290]: RLIMIT_VMEM/RLIMIT_AS setting: (soft
INFINITY hard INFINITY) resulting: (soft INFINITY hard INFINITY)
12/02/2011 11:23:18 [400:9290]: RLIMIT_RSS setting: (soft INFINITY hard
INFINITY) resulting: (soft INFINITY hard INFINITY)

Is this a known bug or a feature?

Thanks,
- Chansup
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