问题描述
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当我尝试编译标量时,出现OutOfMemoryError:
> compile
[info]
[info] == compile ==
[info] Source analysis: 127 new/modified,0 indirectly invalidated,0 removed.
[info] Compiling main sources...
[info] == compile ==
java.lang.OutOfMemoryError: Java heap space
at scala.Tuple2$Zipped.map(Tuple2.scala:63)
at scala.tools.nsc.symtab.Types$TypeMap.mapOver(Types.scala:3134)
at scala.tools.nsc.symtab.Types$TypeMap.mapOver(Types.scala:3024)
at scala.tools.nsc.symtab.Types$SubstMap.apply(Types.scala:3455)
at scala.tools.nsc.symtab.Types$Type.subst(Types.scala:580)
at scala.tools.nsc.symtab.Types$Type.instantiateTypeParams(Types.scala:421)
at scala.tools.nsc.typechecker.Infer$Inferencer.exprTypeArgs(Infer.scala:449)
at scala.tools.nsc.typechecker.Infer$Inferencer.inferExprInstance(Infer.scala:1103)
at scala.tools.nsc.typechecker.Typers$Typer.adapt(Typers.scala:738)
at scala.tools.nsc.typechecker.Typers$Typer.adapt(Typers.scala:732)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch.typedImplicit1(Implicits.scala:484)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch.typedImplicit0(Implicits.scala:449)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch.scala$tools$nsc$typechecker$Implicits$ImplicitSearch$$typedImplicit(Implicits.scala:376)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch$Implicitcomputation.tryImplicitInfo$1(Implicits.scala:668)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch$Implicitcomputation.rankImplicits(Implicits.scala:671)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch$Implicitcomputation.findBest(Implicits.scala:695)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch.searchImplicit(Implicits.scala:753)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch.implicitManifestOrOfExpectedType(Implicits.scala:1069)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch.bestImplicit(Implicits.scala:1096)
at scala.tools.nsc.typechecker.Implicits$class.inferImplicit(Implicits.scala:57)
at scala.tools.nsc.Global$analyzer$.inferImplicit(Global.scala:347)
at scala.tools.nsc.typechecker.Typers$Typer$$anonfun$applyImplicitArgs$1.apply(Typers.scala:120)
at scala.tools.nsc.typechecker.Typers$Typer$$anonfun$applyImplicitArgs$1.apply(Typers.scala:115)
at scala.collection.LinearSeqOptimized$class.foreach(LinearSeqOptimized.scala:59)
at scala.collection.immutable.List.foreach(List.scala:45)
at scala.tools.nsc.typechecker.Typers$Typer.applyImplicitArgs(Typers.scala:115)
at scala.tools.nsc.typechecker.Typers$Typer.adapt(Typers.scala:760)
at scala.tools.nsc.typechecker.Typers$Typer.adapt(Typers.scala:732)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch.typedImplicit1(Implicits.scala:484)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch.typedImplicit0(Implicits.scala:449)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch.scala$tools$nsc$typechecker$Implicits$ImplicitSearch$$typedImplicit(Implicits.scala:376)
at scala.tools.nsc.typechecker.Implicits$ImplicitSearch$Implicitcomputation.tryImplicitInfo$1(Implicits.scala:668)
Error during sbt execution: java.lang.OutOfMemoryError: Java heap space
Exception in thread \"Poller SunPKCS11-Darwin\" java.lang.OutOfMemoryError: Java heap space
at sun.security.pkcs11.wrapper.PKCS11.C_GetSlotInfo(Native Method)
at sun.security.pkcs11.SunPKCS11.initToken(SunPKCS11.java:767)
at sun.security.pkcs11.SunPKCS11.access$100(SunPKCS11.java:42)
at sun.security.pkcs11.SunPKCS11$TokenPoller.run(SunPKCS11.java:700)
at java.lang.Thread.run(Thread.java:680)
{/Users/axaluss/LIBRARIES/scalala-Scalala-f2876c8/scalala-Scalala-f2876c8}
###[ axaluss ]:
我对SBT知之甚少,所以我不知道自己在做什么错。
我更改为的sbt文件:
java $SBT_OPTS -Dfile.encoding=UTF-8 -Xss4M -Xmx1024M -XX:MaxPermSize=1024M -XX:NewSize=512M -XX:NewRatio=3 -jar `dirname $0`/project/sbt-launch-0.7.5.jar \"$@\"
Build.properties:
#Project properties
#Mon Apr 11 02:52:55 PDT 2011
project.organization=org.scalala
project.name=scalala
sbt.version=0.7.4
project.version=1.0.0.RC2-SNAPSHOT
def.scala.version=2.9.0
build.scala.versions=2.9.0
project.initialize=false
为scala 2.8.1编译时,发生了相同的问题。
如何管理标量?
谢谢你的帮助!
解决方法
尝试在sbt中稍微增加堆大小:
-Xmx1524M
,sbt
命令可以读取JAVA_OPTS或SBT_OPTS环境变量。您可以尝试:
$ JAVA_OPTS = -Xmx1524M
如果这不起作用,并且您正在基于Linux的操作系统上使用OpenJDK,则也可以尝试以下操作:
# echo 1 > /proc/sys/vm/overcommit_memory
,仅设置SBT_OPTS
可能不起作用,因为those7ѭ会出现在它们之后,并且至少我的java version \"1.7.0_80\"
使用最后一个标志来设置堆大小。