<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[alisande1的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/alisande1</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; alisande1]]></copyright><item><title><![CDATA[PrometheusGrafana指标告警]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/166883070</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/166883070</guid><author>alisande1</author><pubDate>Wed, 30 Sep 2026 08:45:32 +0800</pubDate><description><![CDATA[服务器CPUnode_load1。]]></description><category></category></item><item><title><![CDATA[普罗米修斯gafanaSpringboot监控指标]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/166849505</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/166849505</guid><author>alisande1</author><pubDate>Tue, 29 Sep 2026 21:32:06 +0800</pubDate><description><![CDATA[文件句柄数 文件句柄使用率 > 85% 警告（否则可能 "Too many open files"）CPU 使用率： process_cpu_usage > 80% 警告。GC 暂停： GC 暂停时间 > 200ms/次。堆内存使用率： 堆使用率 > 80% 警告。HTTP 请求率与错误率 >1%告警。单个 Servlet 最大处理时间。元空间使用率（%）： 超过 80%线程池饱和度  >70 告警。P95 延迟 >500ms。忙碌线程数/最大线程数。P99 延迟 >1s。JVM堆使用量：MB。]]></description><category></category></item><item><title><![CDATA[docker安装linux,redis,mysql]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/165980728</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/165980728</guid><author>alisande1</author><pubDate>Sat, 19 Sep 2026 09:53:18 +0800</pubDate><description><![CDATA[【代码】docker安装linux,redis,mysql。]]></description><category></category></item><item><title><![CDATA[dockerMysql迁移]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/165976307</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/165976307</guid><author>alisande1</author><pubDate>Sat, 19 Sep 2026 09:32:17 +0800</pubDate><description><![CDATA[【代码】dockerMysql迁移。]]></description><category></category></item><item><title><![CDATA[mysql硬件瓶颈检测]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/161198351</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/161198351</guid><author>alisande1</author><pubDate>Mon, 18 May 2026 17:13:23 +0800</pubDate><description><![CDATA[大量线程处于 Sending data、Sorting result、locked、Creating sort index等状态，分别可能指向CPU、磁盘临时表或锁瓶颈。通常应低于10ms（SSD）或30ms（HDD），过高表示磁盘响应慢。iostat -dx 2 5 # 查看设备扩展统计，每2秒一次，共5次。rxkB/s， txkB/s（接收/发送速率）是否接近网卡带宽上限。%Cpu(s)：us（用户态）、sy（系统态）高表示CPU繁忙。：信号量等待，若大量线程等待，可能指示内部争用。]]></description><category></category></item><item><title><![CDATA[linux ubuntu 挂载硬盘]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/161166340</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/161166340</guid><author>alisande1</author><pubDate>Sun, 17 May 2026 16:59:33 +0800</pubDate><description><![CDATA[sudo cp /etc/fstab /etc/fstab.bak  # 备份。]]></description><category></category></item><item><title><![CDATA[idea折叠代码快捷键]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/157170934</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/157170934</guid><author>alisande1</author><pubDate>Tue, 20 Jan 2026 09:46:01 +0800</pubDate><description><![CDATA[ntelliJ IDEA内置的代码折叠功能可通过。]]></description><category></category></item><item><title><![CDATA[java iText 表格有回车的处理办法]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/156948738</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/156948738</guid><author>alisande1</author><pubDate>Wed, 14 Jan 2026 16:41:52 +0800</pubDate><description><![CDATA[/取消边距//取消边框。]]></description><category></category></item><item><title><![CDATA[uniapp安卓启动图]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/156846987</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/156846987</guid><author>alisande1</author><pubDate>Mon, 12 Jan 2026 08:39:06 +0800</pubDate><description><![CDATA[androidTranslucent：这个属性非常关键。将其设置为 true，可以使启动页在完全准备好之前不显示系统默认的白色背景或APP图标，从而实现从启动图到首页内容的平滑过渡，避免“闪屏”现象。autoclose：建议设为 true，以便在应用初始化完成后自动关闭启动页。你还可以在首页的 onLoad生命周期函数中使用 setTimeout精确控制启动页显示时长，例如显示3秒后跳转。waiting：若设为 false，则不会在启动图上显示默认的加载旋转图标；若希望有加载动态效果，可设为 true。]]></description><category></category></item><item><title><![CDATA[idea springboot开发编译所见即所得应用不需要重启]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/155053331</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/155053331</guid><author>alisande1</author><pubDate>Thu, 20 Nov 2025 09:17:54 +0800</pubDate><description><![CDATA[打开File->Settings(Windows/Linux) 或->(Mac)导航到->Compiler勾选 Build project automatically。]]></description><category></category></item><item><title><![CDATA[git报错解决]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/154654635</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/154654635</guid><author>alisande1</author><pubDate>Mon, 10 Nov 2025 17:15:52 +0800</pubDate><description><![CDATA[【代码】git报错解决。]]></description><category></category></item><item><title><![CDATA[tomcat报exceeding the 65535 bytes limit问题]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/153319396</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/153319396</guid><author>alisande1</author><pubDate>Wed, 15 Oct 2025 11:46:10 +0800</pubDate><description><![CDATA[找到Tomcat安装目录下的。]]></description><category></category></item><item><title><![CDATA[idea tomcat控制台乱码]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/152271953</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/152271953</guid><author>alisande1</author><pubDate>Mon, 29 Sep 2025 15:58:15 +0800</pubDate><description><![CDATA[-Dfile.encoding=UTF-8]]></description><category></category></item><item><title><![CDATA[java类命名]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/149999423</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/149999423</guid><author>alisande1</author><pubDate>Thu, 07 Aug 2025 08:17:23 +0800</pubDate><description><![CDATA[建议长度不超过30个,比如AlipayFundTransOrderQueryResponse。]]></description><category></category></item><item><title><![CDATA[window weblogic 解锁]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/149752247</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/149752247</guid><author>alisande1</author><pubDate>Thu, 07 Aug 2025 08:16:11 +0800</pubDate><description><![CDATA[打开 C:\Oracle\Middleware\user_projects\domains\base_domain\servers\AdminServer\security\boot.properties。删除C:\Oracle\Middleware\user_projects\domains\base_domain\servers\AdminServer\data\ldap(ldap目录)然后通过任务管理器结束全部。服务启动后会自动加密此文件。进程(包含idea)]]></description><category></category></item><item><title><![CDATA[mysql8.0无感增加字段]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/149804583</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/149804583</guid><author>alisande1</author><pubDate>Thu, 31 Jul 2025 14:03:47 +0800</pubDate><description><![CDATA[- 使用INPLACE算法添加字段，减少锁表时间。COMMENT '新增的CPM字段'-- 验证字段添加成功。]]></description><category></category></item><item><title><![CDATA[window weblogic 解锁]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/149752253</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/149752253</guid><author>alisande1</author><pubDate>Tue, 29 Jul 2025 21:45:00 +0800</pubDate><description><![CDATA[摘要： 本文介绍WebLogic密码重置步骤：1)停止服务并结束Java进程；2)使用weblogic.jar生成新认证文件；3)替换认证文件并删除旧LDAP数据；4)修改boot.properties中的账号密码为weblogic/weblogic1；5)重启服务后通过控制台验证。操作涉及关键文件路径为base_domain下的security和servers目录，需确保执行顺序正确。（98字）]]></description><category></category></item><item><title><![CDATA[springboot Actuator 指标分析]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/146389679</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/146389679</guid><author>alisande1</author><pubDate>Thu, 20 Mar 2025 14:34:52 +0800</pubDate><description><![CDATA[【代码】springboot Actuator 指标分析。]]></description><category></category></item><item><title><![CDATA[springboot Actuator 分析]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/146389596</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/146389596</guid><author>alisande1</author><pubDate>Thu, 20 Mar 2025 10:14:47 +0800</pubDate><description><![CDATA[23131。]]></description><category></category></item><item><title><![CDATA[uniapp springboot 上传demo]]></title><link>https://blog.youkuaiyun.com/alisande1/article/details/144553707</link><guid>https://blog.youkuaiyun.com/alisande1/article/details/144553707</guid><author>alisande1</author><pubDate>Wed, 18 Dec 2024 10:28:56 +0800</pubDate><description><![CDATA[【代码】uniapp springboot 上传demo。]]></description><category></category></item></channel></rss>