Process reaching some limit

From: Siebert, Aaron (aaron.siebert@nagrastar.com)
Date: Mon Mar 24 2003 - 17:37:20 EST


Tru64 4.0D

Managers, I am troubleshooting a problem with a process that is crashing
during execution with a Malloc error. The developers are telling me that
it seems to be when going above 900Mb. Everything that I see says that
memory allocation per process is 10Gb. I have included the current proc,
vm, and ulimit settings. Please help. Thanks

proc subsystem

max-proc-per-user = 1024
max-threads-per-user = 2048
per-proc-stack-size = 33554432
max-per-proc-stack-size = 33554432
per-proc-data-size = 10000000000
max-per-proc-data-size = 10000000000
max-per-proc-address-space = 10000000000
per-proc-address-space = 10000000000
autonice = 0
autonice-time = 600
autonice-penalty = 4
open-max-soft = 4096
open-max-hard = 4096
ncallout_alloc_size = 8192
round-robin-switch-rate = 0
round_robin_switch_rate = 0
sched-min-idle = 0
sched_min_idle = 0
give-boost = 1
give_boost = 1
maxusers = 128
task-max = 16384
thread-max = 32766
num-wait-queues = 1024
num-timeout-hash-queues = 1024
enable_extended_uids = 0
enhanced-core-name = 0
enhanced-core-max-versions = 16

vm subsystem
vm:
ubc-minpercent = 10
ubc-maxpercent = 100
ubc-borrowpercent = 20
ubc-maxdirtywrites = 5
ubc-nfsloopback = 0
vm-max-wrpgio-kluster = 32768
vm-max-rdpgio-kluster = 16384
vm-cowfaults = 4
vm-mapentries = 1000000
vm-maxvas = 1073741824
vm-maxwire = 16777216
vm-heappercent = 7
vm-vpagemax = 131072
vm-segmentation = 1
vm-ubcpagesteal = 24
vm-ubcdirtypercent = 10
vm-ubcseqstartpercent = 50
vm-ubcseqpercent = 10
vm-csubmapsize = 1048576
vm-ubcbuffers = 256
vm-syncswapbuffers = 128
vm-asyncswapbuffers = 4
vm-clustermap = 1048576
vm-clustersize = 65536
vm-zone_size = 0
vm-kentry_zone_size = 16777216
vm-syswiredpercent = 80
vm-inswappedmin = 1
vm-page-free-target = 128
vm-page-free-swap = 74
vm-page-free-hardswap = 2048
vm-page-free-min = 20
vm-page-free-reserved = 10
vm-page-free-optimal = 74
vm-page-prewrite-target = 256
dump-user-pte-pages = 0
kernel-stack-guard-pages = 1
vm-min-kernel-address = 18446744071562067968
malloc-percpu-cache = 1
contig-malloc-percent = 20
vm-aggressive-swap = 0
vm-map-index-count = 64
vm-map-index-rebalance = 128
vm-map-index-enabled = 1
vm-map-index-hiwat = 4
vm-map-index-lowat = 2
new-wire-method = 1
vm-segment-cache-max = 50
vm-page-lock-count = 0
gh-chunks = 0
gh-min-seg-size = 8388608
gh-fail-if-no-mem = 1
private-text = 0
private-cache-percent = 0

ulimit -a reports

time(seconds) unlimited
file(blocks) unlimited
data(kbytes) 9765625
stack(kbytes) 32768
memory(kbytes) 1017656
coredump(blocks) unlimited
nofiles(descriptors) 4096
vmemory(kbytes) 9765625

Aaron Siebert
IT Systems Engineer Nagrastar
w 303-706-5492
f 303-706-5719
Aaron.Siebert@Nagrastar.com



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