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cluster:140 [2015/06/17 15:51] hmeij |
cluster:140 [2015/06/17 15:55] hmeij |
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* ssh node_name top -u user_name -b -n 1 | * ssh node_name top -u user_name -b -n 1 | ||
- | **Use top, remotely, in batch.** Look at the VIRT for memory usage the OS thinks you need, if that exceeds the node capacity go to other queues. For example | + | **Use top, remotely, in batch.** Look at the VIRT for memory usage the OS thinks you need, if that exceeds the node capacity go to other queues. For example |
< | < | ||
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# and here is a problem, at 10.8 GB per java process | # and here is a problem, at 10.8 GB per java process | ||
- | # the new hardware can only 3 of these jobs and | + | # the new hardware can only handlew |
- | # the old hardware can only run 1 of these | + | # the old hardware can only run 1 of these (12 gb max) |
- | # so you need to either reserve memory in advance (see below) | + | # so you need to either reserve memory in advance (see below) |
- | # or move to another queue like mw256 (and also reserve memory) | + | # (better) |
[hmeij@greentail ~]$ ssh n58 top -u cjustice -b -n 1 | [hmeij@greentail ~]$ ssh n58 top -u cjustice -b -n 1 |