阿里云是不是很容易因为 IO 高, 直接卡死? - V2EX
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rezus

阿里云是不是很容易因为 IO 高, 直接卡死?

  •  1
     
  •   rezus Aug 16, 2016 6582 views
    This topic created in 3569 days ago, the information mentioned may be changed or developed.
    现在遇到有普通机器安装了 gitlab 导致时不时直接无法连接了.. 可以怎么优化吗?
    16 replies    2016-08-18 11:50:54 +08:00
    qcloud
        1
    qcloud  
       Aug 16, 2016
    换主机
    DesignerSkyline
        2
    DesignerSkyline  
       Aug 16, 2016
    换成 SSD 盘的实例,然后 2 Core ,内存至少 2G
    newghost
        3
    newghost  
       Aug 16, 2016
    换基于内存的架构……
    pppcloud
        4
    pppcloud  
       Aug 16, 2016
    我是过来学习的!
    ripe
        5
    ripe  
       Aug 16, 2016
    I/O 优化实例 + SSD 云盘
    rezus
        6
    rezus  
    OP
       Aug 16, 2016
    @DesignerSkyline 在我看来, 起码要 4G.

    我只是很难理解, 为什么阿里云的主机在 IO 高的 情况下, 直接卡死, 然后貌似就 一直 僵死了.
    还好阿里云主机默认没有 Swap..
    songw123
        7
    songw123  
       Aug 16, 2016
    是!

    PS :有没有看过当时是不是确实 IO 很高
    R4rvZ6agNVWr56V0
        8
    R4rvZ6agNVWr56V0  
       Aug 16, 2016
    @rezus 小道消息, aliyun 也超配的( VPS 厂商俗称超售)
    fcicq
        9
    fcicq  
       Aug 16, 2016
    @GeekGao 超售不是新鲜事. 但是超售控制不好就体现出 aliyun 完全就是个普通 VPS 商.
    R4rvZ6agNVWr56V0
        10
    R4rvZ6agNVWr56V0  
       Aug 16, 2016
    @fcicq 哈哈 谁用谁知道呗
    qzy168
        11
    qzy168  
       Aug 16, 2016
    上个 ssd 固态看看。我感觉我用的阿里云主机还可以,系统自带的 20G ,普通硬盘。
    artist
        12
    artist  
       Aug 16, 2016
    先确认是不是 IO 的问题,监控一下。
    ssehacker
        13
    ssehacker  
       Aug 16, 2016
    很负责任的告诉你,真的是这样的!!!!
    jiongxiaobu
        14
    jiongxiaobu  
       Aug 16, 2016
    是的! 而且最早的时候不卡死,到后来才开始 IO 一高必卡!
    perfeizhang
        15
    perfeizhang  
       Aug 17, 2016
    确实会这样!
    meteor
        16
    meteor  
       Aug 18, 2016
    阿里云的主机如果内存爆了很容易无响应。
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