Linked Questions
11 questions linked to/from real memory usage
1
vote
1
answer
10k
views
Redhat find process memory usage [duplicate]
When I cat /proc/meminfo I see:
MemTotal: 1048576 kB
MemFree: 11136 kB
Buffers: 0 kB
Cached: 0 kB
SwapCached: 0 kB
Active: 0 kB
Inactive: ...
- 13
-3
votes
1
answer
7k
views
What does free -m shows and how to explain it? [duplicate]
My free -m
free -m
total used free shared buff/cache available
Mem: 7971 1834 2878 79 3257 5713
Swap: 8179 ...
- 111
3
votes
1
answer
5k
views
Should I be concerned my free memory is so low or is the free memory in buffers/cache available for anything also? [duplicate]
I don't quite understand the output from the free -h command. I have tried searching but am still not quite sure.
Should I be worried my free memory is only 46M or is the -/+ buffers/cache row value ...
0
votes
1
answer
3k
views
kvm host memory vs guest memory [duplicate]
I'm now try to understand qemu-kvm memory overhead. from the host OS,we can found -m 8192 which mean I have allocated 8GB memory to guest.
qemu 2813877 0.5 0.2 30472752 1103620 ? Sl Jan05 ...
- 31
0
votes
1
answer
449
views
Linux Debian memory leak? [duplicate]
I am running an application which needs to be restarted everyday. I am noticing that when I close this application and I run "free -m" It says:
total used free shared ...
- 131
1
vote
0
answers
309
views
Command 'free': what does the "Shared" field indicates? [duplicate]
I want to know what "Shared" Column indicates in the free command.
total used free shared buffers cached
Mem: 3818 3677 140 37 ...
- 661
1
vote
0
answers
45
views
About the usage of Memory in a linux server [duplicate]
I find my server's memory usage is so high, part of the output of command free is shown below:
total used free shared buffers cached
Mem: 82446460 81961412 ...
- 3,509
22
votes
1
answer
22k
views
What do the different memory counters in FreeBSD mean?
top tells me:
last pid: 64807; load averages: 0.99, 0.97, 0.92 up 189+04:47:22 09:16:17
45 processes: 1 running, 44 sleeping
CPU: 0.4% user, 0.0% nice, ...
- 1,343
7
votes
2
answers
44k
views
How to see buffered and cached data
~$ free
total used free shared buffers cached
Mem: 3891076 1044972 2846104 0 82744 463876
-/+ buffers/cache: 498352 3392724
...
user55072
28
votes
1
answer
27k
views
What is the meaning of `shared` memory in the `free` command?
The fourth column in the output of free is named shared. On most outputs I can see in internet, the shared memory is zero. But that's not the case on my computer:
$ free -h
total ...
- 641
5
votes
3
answers
13k
views
What is the buffers column in the output from free?
These questions briefly list the format of the free command, noting that buffers is kernel memory that must be written out to disk and cache is file data that does not need to be written disk.
On my ...
- 914