Open DenisGoryunov opened 6 months ago
I had a similar/the same issue (see error below) and was able to fix it by changing the options you mentioned, but I did it in pilon itself.
Opening pilon in a text editor and changing Line 16:
default_jvm_mem_opts = ['-Xms512m', '-Xmx1g']
to
default_jvm_mem_opts = ['-Xms512m', '-Xmx360g']
(360g being the max amount of RAM I allocated to Java/Pilon)
worked for me.
You can quickly find where pilon is installed using the command:
whereis pilon
It would seem that if not declared (and I could not find any -xmx flags passed via the Unicycler python scripts for pilon), the java runtime env is limited by default by pilon to a max 1g of RAM, which is likely not enough.
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
at java.base/java.lang.Object.clone(Native Method)
at org.broadinstitute.pilon.NormalDistribution.<init>(NormalDistribution.scala:31)
at org.broadinstitute.pilon.NormalDistribution.<init>(NormalDistribution.scala:56)
at org.broadinstitute.pilon.GenomeRegion.fragCoverageDist$lzycompute(GenomeRegion.scala:95)
at org.broadinstitute.pilon.GenomeRegion.fragCoverageDist(GenomeRegion.scala:95)
at org.broadinstitute.pilon.GenomeRegion.postProcess(GenomeRegion.scala:275)
at org.broadinstitute.pilon.GenomeFile.$anonfun$processRegions$4(GenomeFile.scala:106)
at org.broadinstitute.pilon.GenomeFile.$anonfun$processRegions$4$adapted(GenomeFile.scala:102)
at org.broadinstitute.pilon.GenomeFile$$Lambda$41/0x0000000100160840.apply(Unknown Source)
at scala.collection.immutable.List.foreach(List.scala:333)
at org.broadinstitute.pilon.GenomeFile.processRegions(GenomeFile.scala:102)
at org.broadinstitute.pilon.Pilon$.main(Pilon.scala:111)
at org.broadinstitute.pilon.Pilon.main(Pilon.scala)
Hi, Thank you so much for your detailed response! It's very helpful. Regards, Denis
Hi, I got
pilon
error and i'm wondering, how i can fix it. Could you help me please? Can i solve it by setting up environmental variables:export _JAVA_OPTIONS="-Xms512m -Xmx32g"
Regards, Denis