find排除一个或多个目录的方法 百度就是垃圾,搜索结果千篇一律,错抄错。google一下,总结find排除某个目录的方法: How to exclude a directory in find . command Use the -prune switch. For example, if you
ARMv8架构 文章目录 ARMv8架构参考文档ARMv8架构的概述从32位到64位的变化The changes from 32 bits to 64 bits1,Larger register pool(更大的寄存器池)2,Wider integer registers(具有更宽的整数寄存器)3,
overcommit_memory的简单学习 背景 前几天一个测试环境启动失败. 总是有如下的提示: Native memory allocation (mmap) failed to map 12288 bytes for committing reserved memory. 当时看free 其
Python学习之十三_pip的学习 pip的含义 pip: pip is the package installer for Python. You can use pip to install packages from the Python Package Index and other in
本文主要介绍了iptables的基本工作原理和四表五链等基本概念以及NAT的工作原理。 1、iptables简介 我们先来看一下netfilter官网对iptables的描述: iptables is the userspace command line program used to config
发生Full GC,有很多种原因,不仅仅是只有Allocation Failure。 还有以下这么多: #include "precompiled.hpp" #include "gc/shared/gcCause.hpp" const char* GCCause::to_string(GCCause
sar -A -t -f /tmp/sa11 >/tmp/sar11 https://github.com/ryran/rsar When dealing with sysstat sar data in a sosreport, it's almost always easier to parse
今天给大家下另一个性能提升神器-STRAIGHT_JOIN,在数据量大的联表查询中灵活运用的话,能大大缩短查询时间。 首先来解释下STRAIGHT_JOIN到底是用做什么的: STRAIGHT_JOIN is similar to JOIN, except that the left table i
https://github.com/GSLabDev/pepper-box Pepper-Box is kafka load generator plugin for jmeter. It allows to send kafka messages of type plain text(JSON,
https://github.com/s3fs-fuse/s3fs-fuse s3fs allows Linux, macOS, and FreeBSD to mount an S3 bucket via FUSE(Filesystem in Userspace).s3fs makes you op
https://github.com/kahing/goofys/issues/527 @maobaolong @PengleiShi I had the same issue as you guys, new to git and had to work it out. Here is what
https://www.jianshu.com/p/095e820361ae 问:磁盘打满扩容后能正常重启吗?答:不一定 要看文件格式是否损坏(log、index等)。如果损坏会报错:index file due to requirement failed: Corrupt index found,
https://learn.microsoft.com/en-us/sql/t-sql/data-types/decimal-and-numeric-transact-sql?view=sql-server-ver16 Applies to: SQL Server Azure SQL Databas
https://docs.pingcap.com/tidb/v5.0/use-tiflash 8 Contributors After TiFlash is deployed, data replication does not automatically begin. You need to ma
https://www.cnblogs.com/lhdz_bj/p/8716701.html 仅供自己和各位同学参考: Enqueue Type Description enq: AD - allocate AU Synchronizes accesses to a specific OSM (Or
现象: ADG无法切换:验证时就报错 ORA-16467 记录问题,顺便展现一次troubleshooting的心路历程。 具体查询: 在主库操作, @primary 切换验证: alter database switchover to demorac verify; 报错ORA-16467: SQ
要提升价值就要改变; 要达到完美就得经常改变。 To improve is to change; to be perfect is to change often.
前言: 今天发现前段时间自己搭建的一个系统的MongoDB数据找不到了,觉得很奇妙,然后登上MongoDB数据库发现多了一个名为READ__ME_TO_RECOVER_YOUR_DATA的数据库,里面还有一个README的集合里面包含了下面描述的勒索信息。没错我的MongoDB数据库被攻击了,不过还
之前通过 nvm 来管理了 nodejs 版本,结果安装 pnpm 之后,安装全局依赖报错,如下: PS C:\Users\Administrator> pnpm i -g commitizen ERROR Unable to find the global bin directory Run "p
转载请注明出处: 以太网链路连接和ISIS/OSPF协议之间存在关联和区别 关联: 以太网链路连接是指通过以太网物理媒介(如电缆)将网络设备进行连接,使它们可以交换数据。 ISIS(Intermediate System to Intermediate System)是一种路由协议,用于在计算机网络