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 space
at 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