Commands by pqatsi (7)

  • After install https://linux.dell.com/repo/community/openmanage/ (Complete, all), install these packages or you will get segfaults on update and it will fail.


    0
    apt install raidcfg dtk-scripts syscfg smbios-utils sfcb cim-schema dcism
    pqatsi · 2020-05-29 06:49:23 17
  • Update method: 1) Find you current version and release in https://esxi-patches.v-front.de/ESXi-6.5.0.html (You can copy the Build number and Control+F in the page). 2) Run this command release per release, changing the with the name of Imageprofile. As example: esxcli software profile update -d https://hostupdate.vmware.com/software/VUM/PRODUCTION[168/1029] depot-index.xml -p ESXi-6.5.0-20180304001-standard This way is needed because updates arent cumulative, so need to do one by one. Show Sample Output


    0
    esxcli software profile update -d https://hostupdate.vmware.com/software/VUM/PRODUCTION[168/1029] depot-index.xml -p <Release>
    pqatsi · 2018-04-03 13:26:58 0

  • 0
    dmesg -L=always | less -r
    pqatsi · 2018-01-19 13:04:43 0

  • 0
    dd if=<image> of=/dev/sdx bs=4M iflag=direct,fullblock oflag=direct status=progress
    pqatsi · 2018-01-08 00:42:10 0

  • 0
    echo "IPv4: $(curl -s4 ip.appspot.com)" ; echo "IPv6: $(curl -s6 ip.appspot.com)"
    pqatsi · 2017-12-26 12:52:38 0
  • Changelog: Changing ping to "ping -A -c1 -w10" - targeting a quick and reliable ping, even on slow networks.


    0
    ADDR=127.0.0.1 ; for i in `seq 1300 1501`; do echo -ne "Pacote de tamanho $i bytes" ; ping -A -c1 -w10 -s $i -Mdo $ADDR 2>&1 > /dev/null || break ; echo -ne "\r\033[2K" ; done ; echo -ne "\r\033[2K" ; echo -e "MTU bem sucedido com `expr $i`"
    pqatsi · 2015-12-18 18:11:47 0
  • Tests connection speed over HTTP request. Can use a lot of http mirrors of SAME file (Useful for test with Ubuntu mirrors, as example) and the split will be done opening connections in all urls if possible. -s Split connections in N number MAX=16 -j Set max concurrent downloads, must be equal to -s or will be restricted to this number. -x Set max connection per server, recommended to be the same of split. -k Min Split Size, default is 20MB, usefull to really force more splited connections over same file -d Directory to save the "file", in this case, /dev -o Points output to null --file-allocation=none Do not attempt to prealocate the file. --allow-overwrite=true Overwrite to /dev/null. Recommend use "rm /dev/null.aria2" after if runned as root. Show Sample Output


    0
    aria2c -s16 -j16 -x16 -k1M -d /dev -o null --file-allocation=none --allow-overwrite=true <url>
    pqatsi · 2015-06-18 13:13:12 0

What's this?

commandlinefu.com is the place to record those command-line gems that you return to again and again. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.

Share Your Commands


Check These Out

Convert CSV to JSON
Replace 'csv_file.csv' with your filename.

Display duplicated lines in a file
Displays the duplicated lines in a file and their occuring frequency.

Search for files older than 30 days in a directory and list only their names not the full path

Convert CSV to JSON
Replace 'csv_file.csv' with your filename.

find out which directory uses most inodes - list total sum of directoryname existing on filesystem

Find usb device
I often use it to find recently added ou removed device, or using find in /dev, or anything similar. Just run the command, plug the device, and wait to see him and only him

Edit Camera Model in metadata:

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Convert mkv to SVCD/DivX
ffmpeg supports mkv

calulate established tcp connection of local machine
If you want prepend/append text just wrap in echo: $echo Connected: `netstat -an|grep -ci "tcp.*established"`


Stay in the loop…

Follow the Tweets.

Every new command is wrapped in a tweet and posted to Twitter. Following the stream is a great way of staying abreast of the latest commands. For the more discerning, there are Twitter accounts for commands that get a minimum of 3 and 10 votes - that way only the great commands get tweeted.

» http://twitter.com/commandlinefu
» http://twitter.com/commandlinefu3
» http://twitter.com/commandlinefu10

Subscribe to the feeds.

Use your favourite RSS aggregator to stay in touch with the latest commands. There are feeds mirroring the 3 Twitter streams as well as for virtually every other subset (users, tags, functions,…):

Subscribe to the feed for: