linux memory usage
// linux command for reporting used memory percentage
$ free | grep Mem | awk '{print $3/$2 * 100.0}'
23.8171linux memory usage
// linux command for reporting used memory percentage
$ free | grep Mem | awk '{print $3/$2 * 100.0}'
23.8171linux show current memory usage
free
#------------------------------------------------------------
#total Total installed memory
#used Memory currently in use by running processes (used= total – free – buff/cache)
#free Unused memory (free= total – used – buff/cache)
#shared Memory shared by multiple processes
#buffers Memory reserved by the OS to allocate as buffers when process need them
#cached Recently used files stored in RAM
#buff/cache Buffers + Cache
#available Estimation of how much memory is available for starting new applications, without swapping.view memory usage linux
top - 15:20:30 up 6:57, 5 users, load average: 0.64, 0.44, 0.33
Tasks: 265 total, 1 running, 263 sleeping, 0 stopped, 1 zombie
%Cpu(s): 7.8 us, 2.4 sy, 0.0 ni, 88.9 id, 0.9 wa, 0.0 hi, 0.0 si, 0.0 st
KiB Mem: 8167848 total, 6642360 used, 1525488 free, 1026876 buffers
KiB Swap: 1998844 total, 0 used, 1998844 free, 2138148 cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
2986 enlighte 20 0 584m 42m 26m S 14.3 0.5 0:44.27 yakuake
1305 root 20 0 448m 68m 39m S 5.0 0.9 3:33.98 Xorg
7701 enlighte 20 0 424m 17m 10m S 4.0 0.2 0:00.12 kio_thumbnailjavascript get current url
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