add more SWAP files in CentOS 7

to enable swapfiles in CentOS 7

#fallocate -l (size_of_swap) (destination file)

example to add 8GB of Swap:
#fallocate -l 8gb /swapfile

this will create 8GB in directory / filename swapfile

change its mod with
#chmod 600 /swapfile

then run
#mkswap /swapfile

then run
#swapon /swapfile

you can edit /etc/fstab and add this line:
/swapfile none defaults 0 0

to check if it active:
#free

or
#swapon -s

or
#systemctl -a | grep swap

Comments

Mounting CIFS/Samba from OSMC (raspberry pi) to Windows

There are severals ways to mount samba share folders into OSMC. the first step is to turn on the SSH Services in your OSMC go to setting OSMC and choose services by default OSMC SSH will use osmc as its default user and osmc as its default password. second step is to share the folder(s) you want to share to osmc to do this just do a share configuration in windows, there are many links to provide this tutorial. third step is to mount the shares folder(s) to the OSMC. forth step is to make sure that the cifs-util module are loaded to the osmc fifth step is to mount them you can use the mount command or you can mapped the samba folders through fstab to do manual mount type in: mount -t cifs -o username=Administrator,password=Password // / /mnt/ or you can edit the /etc/fstab //source_ip/share_folder /target_directory cifs username=YOURUSERNAME,password=YOURPASSWORD,iocharset=utf8,file_mode=0777,dir_mode=0777 That's it but when osmc rebooted, you might want to ...

Darkstat - Nework Traffic Analyzer atau Monitor Jaringan

Darkstat - Nework Traffic Analyzer atau Monitor Jaringan Apa itu Darkstat? Darkstat adalah pengumpul statistik jaringan. Secara efektif, ini adalah paket sniffer yang berjalan sebagai proses latar belakang pada Kabel / DSL router, mengumpulkan segala macam statistik berguna tapi menarik, Dan melayani mereka melalui HTTP. Fitur Darkstat Grafik lalu lintas Melacak lalu lintas per host. Melacak lalu lintas per port TCP dan UDP untuk setiap host. Embedded web-server dengan deflate compression. Asynchronous reverse DNS resolution menggunakan proses child. Kecil. Portable. Single-threaded. Efisien. Instalasi Darkstat di Ubuntu ~$ sudo Apt-get install darkstat Ini akan menyelesaikan instalasi. Setelah Anda menyelesaikan instalasi, Anda perlu mengedit file yang terletak di /etc/darkstat/init.cfg START_DARKSTAT = no menjadi START_DARKSTAT = iya Start darkstat # / Etc / init.d / darkstat start Ini akan memulai proses darkstat Arahkan browser Anda di ht...

Mount ISO image file on HP-UX

There are 2 ways to mount iso file in hp-ux 1) using LVM method (to copy ISO into a logical volume) is the same as for older HP-UX releases: 1. Find out the size of the ISO image: # du -k /data/myImage.iso NOTE: The size will be in Kb. 2. Create a logical volume for the ISO image: # lvcreate -L -n iso /dev/vg00 NOTE: The name of the logical volume will be /dev/vg00/iso 3. Copy the ISO file to the raw logical volume: # dd if=/data/myImage.iso of=/dev/vg00/riso bs=64k 4. Create a temporary directory and mount the /dev/vg00/iso volume # mkdir /iso_image # mount /dev/vg00/iso /iso_image NOTE: For HP-UX 11.11 you must install the latest CDFS patches: PHCO_25841 Add Rock Ridge extension to mount_cdfs(1M) PHKL_26269 Rock Ridge extension for ISO-9660 PHKL_34153 CDFS cumulative patch 2) Available in HP-UX 11.31 0909: ISOIMAGE-ENH. Provides a new DLKM module fspd. Required to mount, read and umount the ISO image file. The comm...

Marcos' Blog

Search This Blog