默认分类 – 第24页

java问题

java 用很多内存，占用全部的cpu：

{Heap before GC invocations=3629 (full 101):
 PSYoungGen      total 699392K, used 350208K [0x0000000780000000, 0x00000007c0000000, 0x00000007c0000000)
  eden space 350208K, 100% used [0x0000000780000000,0x0000000795600000,0x0000000795600000)
  from space 349184K, 0% used [0x00000007aab00000,0x00000007aab00000,0x00000007c0000000)
  to   space 349184K, 0% used [0x0000000795600000,0x0000000795600000,0x00000007aab00000)
 ParOldGen       total 2097152K, used 2097081K [0x0000000700000000, 0x0000000780000000, 0x0000000780000000)
  object space 2097152K, 99% used [0x0000000700000000,0x000000077ffee728,0x0000000780000000)
 Metaspace       used 69136K, capacity 72006K, committed 73560K, reserved 1114112K
  class space    used 7517K, capacity 8088K, committed 8320K, reserved 1048576K

{Heap before GC invocations=3629 (full 101):

PSYoungGen total 699392K, used 350208K [0x0000000780000000, 0x00000007c0000000, 0x00000007c0000000)

eden space 350208K, 100% used [0x0000000780000000,0x0000000795600000,0x0000000795600000)

from space 349184K, 0% used [0x00000007aab00000,0x00000007aab00000,0x00000007c0000000)

to space 349184K, 0% used [0x0000000795600000,0x0000000795600000,0x00000007aab00000)

ParOldGen total 2097152K, used 2097081K [0x0000000700000000, 0x0000000780000000, 0x0000000780000000)

object space 2097152K, 99% used [0x0000000700000000,0x000000077ffee728,0x0000000780000000)

Metaspace used 69136K, capacity 72006K, committed 73560K, reserved 1114112K

class space used 7517K, capacity 8088K, committed 8320K, reserved 1048576K

& …

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sproxy开发体验

曾经为了让所有服务不允许随便访问公网，要访问公网则必须走代理，于是就需要一个非常NB的代理，能应对各种复杂的需 …

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h3c 交换机之dns proxy

h3c s5560可以开启dns proxy功能，该功能不仅proxy，还cache查询的结果，而且cache …

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Docker 使用 Ceph RBD Volume — » Kumu’s Blog

http://blog.opskumu.com/rbd-docker-plugin.html

csv和xml在powershell中的使用

bash中很少使用csv，尤其很少使用xml，因为他们对于常用的awk等文本处理工具并不友好，当然，应该有专门 …

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Powershell强类型数组 – PowerShell 中文博客

http://www.pstips.net/powershell-strong-typed-array.htm …

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Powershell 在函数中捕获异常 – PowerShell 中文博客

http://www.pstips.net/powershell-trap-error-in-function …

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Powershell Switch 条件 – PowerShell 中文博客

http://www.pstips.net/powershell-switch-condition.html

Powershell指定函数的返回值 – PowerShell 中文博客

http://www.pstips.net/powershell-specify-return-value-f …

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powershell之for循环

$alphabet = @()  
 
for ([byte]$c = [char]'A'; $c -le [char]'Z'; $c++)  
{  
    $alphabet += [char]$c  
}  
 
[String]::Join(", ", $alphabet)

$alphabet = @()

for ([byte]$c = [char]'A'; $c -le [char]'Z'; $c++)

{

$alphabet += [char]$c

}

[String]::Join(", ", $alphabet)

[crayon-68ae6598292840 …

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