解决maven-metadata.xml文件下载卡死问题

http://192.168.1.110:8081/nexus/content/groups/public/com/XXXXX/maven-metadata.xml
文件下载不下来，一直卡在那里，也不返回404

http://192.168.1.110:8081/nexus/
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logging--log--last 100kb

2019-04-11 11:46:18,437+0800 INFO  [pxpool-1-thread-14] admin org.sonatype.nexus.index.NexusScanningListener - Scanning of repositoryID="apache-snapshots" started.
2019-04-11 11:46:19,247+0800 INFO  [pxpool-1-thread-14] admin org.sonatype.nexus.index.NexusScanningListener - Scanning of repositoryID="apache-snapshots" finished: scanned=1, added=0, updated=1, removed=0, scanningDuration=0:00:00.810

java.io.IOException: Exception(s) happened during reindexAllRepositories()
at org.sonatype.nexus.index.DefaultIndexerManager.reindexRepository(DefaultIndexerManager.java:967) ~[na:na]
at org.sonatype.nexus.index.DefaultIndexerManager.reindexRepository(DefaultIndexerManager.java:938) ~[na:na]
at org.sonatype.nexus.index.tasks.ReindexTaskHandlerLegacy.reindexRepository(ReindexTaskHandlerLegacy.java:61) ~[na:na]

更新索引失败，有可能是索引文件损坏

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System Information


nexus-configuration
installDirectory D:\nexus2.11\nexus-2.11.1-01
workingDirectory D:\nexus2.11\sonatype-work\nexus
temporaryDirectory D:\nexus2.11\nexus-2.11.1-01\tmp


登录nexus所在服务器，停止nexus服务
进入D:\nexus2.11\sonatype-work\nexus目录
进入D:\nexus2.11\sonatype-work\nexus\indexer目录
删除对应的索引文件apache-snapshots-ctx

重启nexus服务，管理员登录，选中apache-snapshots repositories 右键，update index即可

再次访问http://192.168.1.110:8081/nexus/content/groups/public/com/XXXXX/maven-metadata.xml
404 - Path com/XXXXX/maven-metadata.xml not found in group repository "Public Repositories" [id=public].

Path com/XXXXX/maven-metadata.xml not found in group repository "Public Repositories" [id=public].
瞬间返回404

再看仓库的对该请求的处理过程
http://192.168.1.110:8081/nexus/content/groups/public/com/XXXXX/maven-metadata.xml?describe

Describe of /groups/public/com/nk/ztjar/1.0-SNAPSHOT/maven-metadata.xml

This page describes the processing of a request made by external client, using information from the request, retrieved item (or exception if not item was retrieved) and some intermittent processing states.
Processing time

1.141 s
Request Context


参考文件章
https://community.sonatype.com/t/numberformatexception-when-fetching-index-for-maven-central/1010/2