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#!/usr/bin/perl
# hi there
{
# startup
'n' => 30, # number of mpi nodes
'sleep' => 3, # seconds to sleep between runs (so you have time to control-c out)
'nummds' => 1,
'numosd' => 6,
'numclient' => 100,
'until' => 100, # --syn until $n ... synthetic client will stop itself after this many seconds.
'kill_after' => 300, # seconds before everything commits suicide (in case something hangs)
# stuff i want to vary
# here's a simple example:
# do --syn writefile command
'writefile' => 1,
# and very the write size
'writefile_size' => [ # vary
# 2048*1024,
1024*1024,
512*1024,
256*1024,
128*1024,
64*1024,
48*1024,
32*1024,
28*1024,
24*1024,
16*1024,
12*1024,
8*1024,
4096,
# 256,
# 16,
# 1
],
'writefile_mb' => 1000, # each client shoudl write 1GB (or more likely, keep going until time runs out)
'file_layout_num_rep'=> [1,2], # also vary the replication level
# pass some other random things to newsyn
'custom' => '--',
# for final summation (script/sum.pl)
# specify time period to look at the results
'start' => 30, # skip first 30 seconds, so that caches are full etc.
'end' => 90, # go for 60 seconds
# what should i parse/plot?
'comb' => {
'x' => 'writefile_size',
'vars' => [ 'osd.c_wrb', 'osd.r_wrb' ],
}
};
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