disk usage display

最新推荐文章于 2024-08-27 10:10:30 发布
最新推荐文章于 2024-08-27 10:10:30 发布
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分类专栏： linux应用及开发 文章标签： disk
版权声明：本文为博主原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接和本声明。
本文链接：https://blog.youkuaiyun.com/bon_ami/article/details/2302752
本文介绍了一种查看当前目录及其子目录下所有文件大小的方法。使用 'du' 命令配合选项 '-sh' 来以人类易读的格式仅显示总览信息，而 '-a' 选项则用于同时展示文件详情。

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to display (current) dir's disk size,

du -sh

s: show summary only, without any sub-directories
h: human-readable
a: show files, too 

usage.txt-2
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Ubuntu Linux, like all unix varieties, includes the du command line utility. du stands for Disk Usage, as I’m sure you assumed. 与所有unix变种一样，Ubuntu Linux也包含du命令行实用程序。 我敢肯定，du代表“磁盘使用率”。 Go ahead, just...
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效果图 源代码 <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>ECharts</title> <!-- 引入 echarts.js --> <script src="js/echarts.min.js">&l...
disk usage; split
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按k/M/G单位显示各分区大小：df -h显示文件大小：du 包括文件，而非仅是目录：-a或–all produce a grand total: -c print sizes in human readable format: -h, –human-readable do not include size of subdirectories: -S, –separate-dirs display
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sudo du -h –max-depth=1
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via: http://www.tecmint.com/check-linux-disk-usage-of-files-and-directories/   The Linux “du” (Disk Usage) is a standard Unix/Linux command, used to check the information of disk usage of files and
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df
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使用 go 开发一个工具来显示当前的磁盘使用情况。
wangyize@wangyize-Victus-BY-HP-16-1-Inch-Gaming-Laptop-PC:~/catkin_ws$ roslaunch smartcar smartcar_display.rviz.launch ... logging to /home/wangyize/.ros/log/8f67e756-fa27-11ed-8cf9-09137e54c687/roslaunch-wangyize-Victus-BY-HP-16-1-Inch-Gaming-Laptop-PC-39585.log Checking log directory for disk usage. This may take a while. Press Ctrl-C to interrupt Done checking log file disk usage. Usage is <1GB. RLException: Invalid roslaunch XML syntax: not well-formed (invalid token): line 2, column 1 The traceback for the exception was written to the log file
05-25
根据你提供的信息，roslaunch...你可以尝试检查smartcar_display.rviz.launch文件中的XML语法并确保其正确性。你还可以尝试在终端中使用roslaunch命令启动ROS节点，以查看是否会出现类似的错误信息，并进一步排除问题。
#!/bin/bash # function menu { clear echo echo -e "\tSys Admin Menu\n" echo -e "\t1. Display disk space" echo -e "\t2. Display logged on users" echo -e "\t3. Display memory usage" echo -e "\t0. Exit program\n\n" echo -en "\tEnter option:" read -n 1 option } function diskspace { clear df -k } function whoseon { clear who } function menusage { clear cat /proc/meminfo } while [ 1 ] do menu case $option in 0) break;; 1) diskspace;; 2) whoseon;; 3) menusage;; *) clear echo "Sorry, wrong selection";; esac echo -en "\nHit any key to continue" read -n 1 line done clear
06-03
这是一个 Bash 脚本，其中包含了三个函数：menu、diskspace 和 menusage。脚本使用 while 循环来持续显示菜单，接收用户的输入，并根据用户的选择调用相应的函数。 menu 函数显示一个系统管理员菜单，其中包含以下...
abot@abot-robot:~/catkin_ws/src/robot/launch$ roslaunch display.launch ... logging to /home/abot/.ros/log/ac1f932a-0d4f-11f0-a3b0-000c2951ce97/roslaunch-abot-robot-3507.log Checking log directory for disk usage. This may take a while. Press Ctrl-C to interrupt Done checking log file disk usage. Usage is <1GB. started roslaunch server http://abot-robot:35477/ SUMMARY ======== PARAMETERS * /robot_description: <?xml version="1.... * /rosdistro: melodic * /rosversion: 1.14.13 NODES / joint_state_publisher_gui (joint_state_publisher_gui/joint_state_publisher_gui) robot_state_publisher (robot_state_publisher/robot_state_publisher) rviz (rviz/rviz) auto-starting new master process[master]: started with pid [3517] ROS_MASTER_URI=http://localhost:11311 setting /run_id to ac1f932a-0d4f-11f0-a3b0-000c2951ce97 process[rosout-1]: started with pid [3528] started core service [/rosout] ERROR: cannot launch node of type [joint_state_publisher_gui/joint_state_publisher_gui]: joint_state_publisher_gui ROS path [0]=/opt/ros/melodic/share/ros ROS path [1]=/home/abot/catkin_ws/src ROS path [2]=/opt/ros/melodic/share process[robot_state_publisher-3]: started with pid [3535] process[rviz-4]: started with pid [3536] [ WARN] [1743329629.584451792]: The root link base_link has an inertia specified in the URDF, but KDL does not support a root link with an inertia. As a workaround, you can add an extra dummy link to your URDF.
03-31
好的，用户遇到了ROS Melodic中启动joint_state_publisher_gui失败的问题，以及KDL不支持根链接带有惯性的警告。首先，我需要回忆这些问题的常见解决方法。... roslaunch mbot_description display.launch ``` ---
"docker run -it --rm --net=host --name=usv_sim_test \ -v $HOME/catkin_ws:/root/catkin_ws/ \ -v $HOME/.uwsim:/root/.uwsim \ -v $HOME/.gazebo:/root/.gazebo \ -v $HOME/.ros:/root/.ros \ -v /tmp/.X11-unix:/tmp/.X11-unix \ --env="DISPLAY=$DISPLAY" \ --env="XDG_SESSION_TYPE=x11" \ --env="LIBGL_ALWAYS_INDIRECT=1" \ --env="QT_X11_NO_MITSHM=1" \ usv_sim bash"我现在运行上面的命令，在容器中运行roslaunch gazebo_ros empty_world.launch,出现报错“... logging to /root/.ros/log/8974de06-6552-11f0-a97a-d4e98ae8953b/roslaunch-shu-95.log Checking log directory for disk usage. This may take awhile. Press Ctrl-C to interrupt Done checking log file disk usage. Usage is <1GB. started roslaunch server http://shu:37315/ SUMMARY ======== PARAMETERS * /rosdistro: kinetic * /rosversion: 1.12.17 * /use_sim_time: True NODES / gazebo (gazebo_ros/gzserver) gazebo_gui (gazebo_ros/gzclient) auto-starting new master process[master]: started with pid [105] ROS_MASTER_URI=http://localhost:11311 setting /run_id to 8974de06-6552-11f0-a97a-d4e98ae8953b process[rosout-1]: started with pid [118] started core service [/rosout] process[gazebo-2]: started with pid [121] [ INFO] [1753006562.280189435]: Finished loading Gazebo ROS API Plugin. [ INFO] [1753006562.280546067]: waitForService: Service [/gazebo/set_physics_properties] has not been advertised, waiting... process[gazebo_gui-3]: started with pid [146] [ INFO] [1753006562.382109902]: Finished loading Gazebo ROS API Plugin. [ INFO] [1753006562.382600521]: waitForService: Service [/gazebo/set_physics_properties] has not been advertised, waiting... Error [parser.cc:581] Unable to find uri[model://sun] Error [parser.cc:581] Unable to find uri[model://ground_plane] [ INFO] [1753006564.469121006]: waitForService: Service [/gazebo/set_physics_properties] is now available. [ INFO] [1753006564.488867008]: waitForService: Service [/gazebo/set_physics_properties] is now available. [ INFO] [1753006564.490178192, 0.009000000]: Physics dynamic reconfigure ready. [ INFO] [1753006564.524803889]: Physics dynamic reconfigure ready. Segmentation fault (core dumped) [gazebo_gui-3] process has died [pid 146, exit code 139, cmd /opt/ros/kinetic/lib/gazebo_ros/gzclient __name:=gazebo_gui __log:=/root/.ros/log/8974de06-6552-11f0-a97a-d4e98ae8953b/gazebo_gui-3.log]. log file: /root/.ros/log/8974de06-6552-11f0-a97a-d4e98ae8953b/gazebo_gui-3*.log”
最新发布
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docker run -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix ... ``` 同时，可能需要运行`xhost +local:`来允许本地连接。 - **降低渲染要求**：如果不需要GUI，可以只运行Gazebo服务器（gzserver），而...
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