From Documentation
Jump to: navigation, search
Target usage: Large, tightly-coupled threaded jobs
System information: see iqaluk system page in web portal
System status: see iqaluk status page
Real time system data: see Ganglia monitoring page
Full list of SHARCNET systems

System Overview

Node Range 1
CPU Model Intel Xeon X7500 2.0GHz
Cores/node 32
Memory/node 1024 GB
Interconnect NUMA (SMP)
/scratch Storage 10.7 TB
OS CentOS 6

For system notice/history, please visit the Iqaluk system page in the SHARCNET web portal.

System Access and User Environment

Login Nodes

[isaac@iqaluk:~] ulimit -a
core file size          (blocks, -c) 0
data seg size           (kbytes, -d) unlimited
scheduling priority             (-e) 0
file size               (blocks, -f) unlimited
pending signals                 (-i) 8271367
max locked memory       (kbytes, -l) 64
max memory size         (kbytes, -m) unlimited
open files                      (-n) 70000
pipe size            (512 bytes, -p) 8
POSIX message queues     (bytes, -q) 819200
real-time priority              (-r) 0
stack size              (kbytes, -s) unlimited
cpu time               (seconds, -t) unlimited
max user processes              (-u) 256
virtual memory          (kbytes, -v) 500000000
file locks                      (-x) unlimited

Submitting Jobs

There is NO scheduler, and no time or memory limits; otherwise, it's similar to login/devel nodes. This means you just run programs directly (without sqsub).