For checking the memory as in RAM free /proc/meminfo Disk Space du shows what is visible df shows the filesystem $ du -S /export/opt | sort –n | less [root@xxx~]# df -h /export/opt df -h /export/opt df -k . df -k /dev/mapper/datavg-cdo 69565928 32097284 33934820 49% /...
On linux, there are commands for almost everything, because the gui might not be always available. When working on servers only shell access is available and everything has to be done from these commands. So today we shall be checking the commands that can be used to check memory usage on...
check linux memory 在Linux操作系统中,检查内存是非常重要的一项任务。Linux系统的内存管理对系统的性能和稳定性都有着重要的影响,因此及时检查和管理内存也是管理员们经常要做的事情之一。在Linux中,有许多方法可以检查内存情况,其中包括使用一些命令和工具来查看系统的内存使用情况。 其中一个非常常用的工具就是`free`...
The first command isfree. This is the simplest command to check your physical memory. This command is mainly used for checking RAM andSWAPon the system. Using different switch you can change the byte-format of output. Like-bfor bytes,-kfor kilobytes,-mfor megabytes and-gfor gigabytes. Che...
==12345== Memcheck, a memory error detector ==12345== Copyright (C) 2002 2017, and GNU GPL'd, by Julian Seward et al.==12345== Using Valgrind 3.14.0 and LibVEX; rerun with h for copyright info ==12345== Command:./test ==12345== ==12345== Conditional jump or move depends on...
Fig.01: top command displaying used memory To exit from top command typeqkey. atop command The program atop is an interactive monitor to view the load on a Linux system. This program can display the amount of used and free memory. It is similar to top command but comes with additional ad...
/val ==2849== Memcheck, a memory error detector ==2849== Copyright (C) 2002-2009, and GNU GPL'd, by Julian Seward et al. ==2849== Using Valgrind-3.6.0.SVN-Debian and LibVEX; rerun with -h for copyright info ==2849== Command: ./val ==2849== [a] ==2849== Invalid read ...
Check memory usage on Linux The “-h” option makes the output easy to read, showing memory usage in a more user-friendly format. The “free” command will spill the beans on your system’s memory usage, including total memory (in the “total” column), used memory (in the “used” ...
Method-1: Using ps command Method-2: Using top command Method-3: Using pmap command Method-4: Manually check /proc/<PID>/ Method-5: Using smem tool Summary Important Terminologies In general you must be familiar with theLinux Memory Managementbut I will try to explain some of the important...
memcache import getopt import sys def usage(): print """check_memcache is.../check_memcache 3.修改客户端 nrpe shell $> vim /etc/nagios/nrpe.cfg command[check_memcache]=/usr/lib/nagios...eric_1,eric_2,eric_3 service_description memcached_memory check_command check_nrpe!...check_memcache...