There is insufficient memory for the Java Runtime Environment to continue
There is insufficient memory for the Java Runtime Environment to continue.
Problem
环境:Linux VM_43_129_centos 3.10.0-123.el7.x86_64 #1 SMP Mon Jun 30 12:09:22 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 2
On-line CPU(s) list: 0,1
Thread(s) per core: 1
Core(s) per socket: 2
Socket(s): 1
NUMA node(s): 1
Vendor ID: GenuineIntel
CPU family: 6
Model: 63
Model name: Intel(R) Xeon(R) CPU E5-26xx v3
Stepping: 2
CPU MHz: 2294.686
BogoMIPS: 4589.37
Hypervisor vendor: KVM
Virtualization type: full
L1d cache: 32K
L1i cache: 32K
L2 cache: 4096K
NUMA node0 CPU(s): 0,1
- Tomcat 启动报日志:
There is insufficient memory for the Java Runtime Environment to continue.
内存不够用了!。?,可是,那可是31个G呀~
free -h
查看内存使用情况:
可用内存仅剩305M
分析是tomcat项目启动太多
ps -ef |grep tomcat
查看Tomcat相关进程:
可以看到,Tomcat仍有多个进程在运行。
Solution
手动kill对应的pid,再次 free -h
查看内存使用情况:
可用内存瞬间恢复,尝试启动Tomcat,成功~