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--- manual:ras [2013/10/08 15:37] – created zenke
+++ manual:ras [2015/08/27 21:14] – [Merging ras files from multiple ranks] zenke
@@ Line 1: / Line 1: @@
-The file extension "RAS" is used for spiking data files created by the [[SpikeMonitor]]. The format is a space separated list containing "time  neuronnumber" pairs:
+====== ras format definition ======
+The file extension "ras" is used for spiking data files created by the [[SpikeMonitor]]. The format is a space separated list containing "time  neuronnumber" pairs:
 <code>
@@ Line 11: / Line 13: @@
 Time is as usual given in units of seconds. The neuron number refers to the [[NeuronID]] within a [[SpikingGroup]].
+===== Merging ras files from multiple ranks =====
+When [[parallel execution|running in parallel]] you will often encounter having to merge the ras files from multiple ranks (e.g. output.X.ras). This can be done efficiently using linux ''sort'' program
+<code shell>
+sort -g -m output.*.ras > output.ras
+</code>