Linux中/opt是什么?其有何作用?

本文介绍了Linux系统中的opt目录,它是存放可选第三方软件的标准化位置,用于解决与系统软件的冲突。opt目录主要用于安装大型、复杂或商业软件,并遵循组织结构和最佳实践。

  Linux系统中,目录有很多种,其中包含/bin、/etc、/hone、/usr、/opt、/root等,那么Linux中opt是什么意思?其主要作用是什么?以下是具体内容介绍。

  在Linux中,opt是一个常用的目录名称,它是optional的缩写,表示可选软件的安装目录。该目录位于根目录下,其完整路径是/opt。

  /opt目录用于存放独立的第三方软件包,这些软件包通常不是操作系统的核心组件,也不会与系统自带的软件产生冲突。它提供了一个标准化和规范化的位置,用于安装那些不属于操作系统发行版或软件包管理系统的软件。

  /opt目录常用于存放一些大型、复杂或商业软件,例如某些专有软件、多个版本的软件或特定用途的工具等。通过将这些软件安装到/opt目录,可以避免与操作系统或其他软件包的冲突,并使这些软件可以独立地进行管理和更新。

  /opt目录结构通常按照软件包或供应商的名称进行组织,每个软件包都有自己的子目录。例如,/opt/google可能是谷歌公司的软件包目录,/opt/firefox可能是 Firefox浏览器的目录。软件包的二进制文件、库文件、配置文件、文档等资源会放置在相应的子目录中。

  需要注意的是,虽然/opt目录是可选的,但软件包在安装到该目录时,仍然应该符合相应的约定和最佳实践,以确保与系统的兼容性、可管理性和一致性。

find /opt -name '*aarch64_cortex-a53*' -type d 2>/dev/null /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/mtd-utils-2.1.2/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/8021xd/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/lua-5.1.5/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/mii_mgr/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/regs/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/libnl-tiny-2020-08-05-c291088f/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/wireless_tools.29/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/toolchain/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/util-linux-2.36.1/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/ncurses-6.2/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/switch/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/linux-mediatek_mt7981/conninfra/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/linux-mediatek_mt7981/packages/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/linux-mediatek_mt7981/mt_wifi/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/linux-mediatek_mt7981/mtd/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/linux-mediatek_mt7981/warp/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/libubox-2021-05-16-b14c4688/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/json-c-0.15/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/wifi-profile/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/build_dir/target-aarch64-openwrt-linux_musl/ated_ext/ipkg-aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/bin/packages/aarch64_cortex-a53 /opt/bba/NX505_EU1_1/sdk/mt7986/openwrt-21.02/staging_dir/toolchain-aarch64_cortex-a53_gcc-8.4.0_musl 怎么办
最新发布
11-20
lua entry thread aborted: runtime error: content_by_lua(nginx.conf:61):16: module 'resty.http' not found: no field package.preload['resty.http'] no file '/opt/homebrew/opt/openresty/lualib/resty/http.lua' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/site/lualib/resty/http.ljbc' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/site/lualib/resty/http/init.ljbc' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/lualib/resty/http.ljbc' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/lualib/resty/http/init.ljbc' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/site/lualib/resty/http.lua' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/site/lualib/resty/http/init.lua' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/lualib/resty/http.lua' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/lualib/resty/http/init.lua' no file './resty/http.lua' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/luajit/share/luajit-2.1/resty/http.lua' no file '/usr/local/share/lua/5.1/resty/http.lua' no file '/usr/local/share/lua/5.1/resty/http/init.lua' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/luajit/share/lua/5.1/resty/http.lua' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/luajit/share/lua/5.1/resty/http/init.lua' no file '/opt/homebrew/opt/openresty/lualib/resty/http.so' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/site/lualib/resty/http.so' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/lualib/resty/http.so' no file './resty/http.so' no file '/usr/local/lib/lua/5.1/resty/http.so' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/luajit/lib/lua/5.1/resty/http.so' no file '/usr/local/lib/lua/5.1/loadall.so' no file '/opt/homebrew/opt/openresty/lualib/resty.so' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/site/lualib/resty.so' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/lualib/resty.so' no file './resty.so' no file '/usr/local/lib/lua/5.1/resty.so' no file '/opt/homebrew/Cellar/openresty/1.27.1.2_1/luajit/lib/lua/5.1/resty.so' no file '/usr/local/lib/lua/5.1/loadall.so' stack traceback: coroutine 0:
09-15
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