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--- quick_command_list [2016/07/20 17:13]
k2patel [Clearing cache linux]
+++ quick_command_list [2018/05/22 17:59]
k2patel [Ping packet size]
@@ Line 423: / Line 423: @@
 echo 2 > /proc/sys/vm/drop_caches
 </code>
+*Free PageCache from memory**
-**Free PageCache from memory**
 <code bash>
 echo 1 > /proc/sys/vm/drop_caches
@@ Line 432: / Line 431: @@
 This will usually result in some memory becoming more obviously available; however, under normal circumstances this should not be necessary.\\
 BE WARNED that using vm.drop_caches can cause a deadlock if the system is under heavy memory and I/O load!!!
+==== Ping packet size ====
+<code bash>
+ping -v -M do -s 8064 192.168.1.1
+</code>
+==== Remove file with ASCII Name ====
+Simplest thing to do is use built in functionality to search and remove in command.
+Here is the file i've on my machine.
+<code bash>
+�^?
+</code>
+which translate to //''$'\250\177'// <br>
+So check or list all the files with ascii in it.
+<code bash>
+ls [^[:ascii:]]*
+</code>
+now to remove
+<code bash>
+rm [^[:ascii:]]*
+</code>
+:!: Regex can be modified to list all matching file before removal.

Daily *Nix