在 Ubuntu 只有一个程序发布 Java

我有一个服务器 Ubuntu

# uname -a

Linux  2.6.18-028stab064.7 #1 SMP Wed Aug 26 13:11:07 MSD 2009 i686 GNU/Linux

Java 从这些选项开始 (没有其他选项就无法启动):

Picked up _JAVA_OPTIONS: -Xms20m -Xmx64m

我可以开始 1 过程 Java (这是基于的自治过程 Jetty)

当我想运行另一个Java进程时，我得到以下内容：

# java -version

Picked up _JAVA_OPTIONS: -Xms20m -Xmx64m

Error occurred during initialization of VM

Could not reserve enough space for code cache

内存服务器

# top

top - 11:20:22 up 20 days, 13:15,  1 user,  load average: 0.00, 0.02, 0.05

Tasks:  46 total,   2 running,  44 sleeping,   0 stopped,   0 zombie

Cpu(s):  0.0%us,  0.0%sy,  0.0%ni,100.0%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st

Mem:   5123756k total,   170260k used,  4953496k free,        0k buffers

Swap:        0k total,        0k used,        0k free,        0k cached







# java -version

Picked up _JAVA_OPTIONS: -Xms20m -Xmx64m

java version "1.6.0_21"

Java(TM) SE Runtime Environment (build 1.6.0_21-b06)

Java HotSpot(TM) Client VM (build 17.0-b16, mixed mode)





# file java

java: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), for GNU/Linux 2.2.5, dynamically linked (uses shared libs), not stripped



# ulimit -a

core file size          (blocks, -c) unlimited

data seg size           (kbytes, -d) unlimited

scheduling priority             (-e) 0

file size               (blocks, -f) unlimited

pending signals                 (-i) 16383

max locked memory       (kbytes, -l) 32

max memory size         (kbytes, -m) unlimited

open files                      (-n) 1024

pipe size            (512 bytes, -p) 8

POSIX message queues     (bytes, -q) 819200

real-time priority              (-r) 0

stack size              (kbytes, -s) 10240

cpu time               (seconds, -t) unlimited

max user processes              (-u) 16383

virtual memory          (kbytes, -v) unlimited

file locks                      (-x) unlimited