tail

tail –  output the last part of files -allows view last 10 lines of a file

tail [OPTION]… [FILE]… 

Print the last 10 lines of each FILE to standard output. With more than one FILE, precede each with a header giving the file name. With no FILE, or when FILE is -, read standard input.

Mandatory arguments to long options are mandatory for short options too.

–retry
keep trying to open a file even if it is inaccessible when tail starts or if it becomes inaccessible later  useful only with -f
-c–bytes=N
output the last N bytes
-f–follow[={name|descriptor}]
output appended data as the file grows; -f–follow, and –follow=descriptor are equivalent
-F
same as –follow=name –retry
-n–lines=N
output the last N lines, instead of the last 10
–max-unchanged-stats=N
with –follow=name, reopen a FILE which has not changed size after N (default 5) iterations to see if it has been unlinked or renamed (this is the usual case of rotated log files)
–pid=PID
with -f, terminate after process ID, PID dies
-q–quiet–silent
never output headers giving file names
-s–sleep-interval=S
with -f, sleep for approximately S seconds (default 1.0) between iterations.
-v–verbose
always output headers giving file names
–help
display this help and exit
–version
output version information and exit