java.lang.OutOfMemoryError: unable to create new native thread
2017-12-10 08:30
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tomcat的web项目压力测试时,测试了几秒钟,web服务开始无响应。tomcat的日志中看到如下错误:
java.lang.OutOfMemoryError: unable to create new native thread
查了以下该process开启的线程数为3366
而此时内存消耗量并不大,然后又用 ulimit -a查看了各个限制,发现 max user processes 才4096。
然后修改 /etc/security/limits.conf ,下方添加以下内容(webadmin是启动tomcat的用户):
然后再看ulimit,就没问题了
java.lang.OutOfMemoryError: unable to create new native thread
查了以下该process开启的线程数为3366
$ pstree -p 22750 | wc -l 3366
而此时内存消耗量并不大,然后又用 ulimit -a查看了各个限制,发现 max user processes 才4096。
然后修改 /etc/security/limits.conf ,下方添加以下内容(webadmin是启动tomcat的用户):
root - nofile 655360 root - nproc 655360 webadmin - nofile 409600 webadmin - nproc 409600
然后再看ulimit,就没问题了
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