linux-performance

1.

top

2.

cat /proc/meminfo

nvidia@tegra-ubuntu:~/zrj/laneseg_TRT$ cat /proc/meminfo
MemTotal:         kB
MemFree:          kB
MemAvailable:     kB
Buffers:            kB
Cached:           kB
SwapCached:             kB
Active:           kB
Inactive:          kB
Active(anon):     kB
Inactive(anon):     kB
Active(file):      kB
Inactive(file):    kB
Unevictable:           kB
Mlocked:               kB
SwapTotal:              kB
SwapFree:               kB
Dirty:                kB
Writeback:            kB
AnonPages:        kB
Mapped:            kB
Shmem:              kB
Slab:              kB
SReclaimable:       kB
SUnreclaim:         kB
KernelStack:         kB
PageTables:         kB
NFS_Unstable:           kB
Bounce:                 kB
WritebackTmp:           kB
CommitLimit:      kB
Committed_AS:     kB
VmallocTotal:    kB
VmallocUsed:            kB
VmallocChunk:           kB
NvMapMemFree:       kB
NvMapMemUsed:      kB
CmaTotal:           kB
CmaFree:            kB

3.

sysstat - tools.

how to install :

sudo apt install sysstat

how to use:

eg: sar -r -u 1 500

or sar -r -d -n DEV -u 1 500

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