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0 votes
1 answer
288 views

How to see logs from the back-end of /sys

I am trying to modify something in /sys. My command is failing. e.g. echo 63 > /sys/bus/pci/devices/0000:62:00.0/sriov_numvfs -> bash: echo: write error: Cannot allocate memory e.g. echo three &...
falsePockets's user avatar
37 votes
3 answers
11k views

In Linux what happens if 1000 files in a directory are moved to another location while another 300 files were added to the source directory?

In Linux what happens if 1000 files in a directory are moved to another location and another 300 files were added to the source directory while original 1000 files were being moved. Will the ...
Shayan Ahmad's user avatar
52 votes
2 answers
100k views

cat /proc/meminfo what do all those numbers mean

In reading the man page on the free command in Linux. I found that is gets its info from /proc/meminfo. I understand a few of the entries, like MemTotal and MemFree. What do the rest mean. cat /...
nelaaro's user avatar
  • 13.7k
10 votes
4 answers
11k views

What is the meaning of those numbers in the second column after typing "ls -l"? [duplicate]

drwxr-xr-x. 2 root root 4096 Jun 29 16:44 db drwxr-xr-x. 2 root root 4096 Jun 29 16:44 djproject -rwxr-xr-x. 1 root root 38 Jun 29 16:44 index.html drwxr-xr-x. 2 root root 4096 Jun 29 16:44 jobs -...
Nick Dong's user avatar
  • 266
2 votes
1 answer
6k views

File system concepts (df command)

I'm finding it difficult to understand some stuffs about the df command. Suppose I type df and I have the following output Filesystem 1k-blocks Used Avail Capacity Mounted on /...
mkab's user avatar
  • 23