jenkins报错java.lang.OutOfMemoryError: Java heap space
报错信息
2025-05-27 09:17:16.234+0000 [id=38] WARNING j.u.ErrorLoggingScheduledThreadPoolExecutor#afterExecute: failure in task not wrapped in SafeTimerTask
java.lang.OutOfMemoryError: Java heap spaceat java.base/java.lang.StringUTF16.compress(StringUTF16.java:168)at java.base/java.lang.StringUTF16.newString(StringUTF16.java:1019)at java.base/java.lang.String.substring(String.java:1847)at net.sf.json.util.JSONTokener.matches(JSONTokener.java:110)at net.sf.json.JSONObject._fromJSONTokener(JSONObject.java:912)at net.sf.json.JSONObject.fromObject(JSONObject.java:156)at net.sf.json.util.JSONTokener.nextValue(JSONTokener.java:348)at net.sf.json.JSONArray._fromJSONTokener(JSONArray.java:1131)at net.sf.json.JSONArray.fromObject(JSONArray.java:125)at net.sf.json.util.JSONTokener.nextValue(JSONTokener.java:351)at net.sf.json.JSONObject._fromJSONTokener(JSONObject.java:955)at net.sf.json.JSONObject.fromObject(JSONObject.java:156)at net.sf.json.util.JSONTokener.nextValue(JSONTokener.java:348)at net.sf.json.JSONObject._fromJSONTokener(JSONObject.java:955)at net.sf.json.JSONObject.fromObject(JSONObject.java:156)at net.sf.json.util.JSONTokener.nextValue(JSONTokener.java:348)at net.sf.json.JSONObject._fromJSONTokener(JSONObject.java:955)at net.sf.json.JSONObject._fromString(JSONObject.java:1145)at net.sf.json.JSONObject.fromObject(JSONObject.java:162)at net.sf.json.JSONObject.fromObject(JSONObject.java:132)at hudson.model.UpdateSite.getJSONObject(UpdateSite.java:369)at hudson.model.UpdateSite.getData(UpdateSite.java:345)at hudson.model.UpdateCenter$$Lambda$528/0x00007fad51a68040.accept(Unknown Source)at java.base/java.lang.Iterable.forEach(Iterable.java:75)at hudson.model.UpdateCenter.lambda$isSiteDataReady$2(UpdateCenter.java:608)at hudson.model.UpdateCenter$$Lambda$527/0x00007fad51a69840.run(Unknown Source)at jenkins.security.ImpersonatingScheduledExecutorService$1.run(ImpersonatingScheduledExecutorService.java:67)at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
解决办法
原因是给jenkins分配的堆内存不够
解决:在启动jenkins的时候,给启动命令加上jvm参数
-Xmx 1024m -Xms 1024m