proc.5: Note "open file description" as (better) synonym for "file handle"

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man5/proc.5 b/man5/proc.5
index 58fe04b7e02705aacd3267032ed42edd828fd88e..5e52b038cf26b4916731fad2ad40998c8452858b 100644 (file)
--- a/man5/proc.5
+++ b/man5/proc.5
@@ -4459,6 +4459,7 @@ which can be used by a process to set the per-process limit,
 on the number of files it may open.)
 If you get lots
 of error messages in the kernel log about running out of file handles
+(open file descriptions)
 (look for "VFS: file\-max limit <number> reached"),
 try increasing this value:
 .IP
@@ -4477,7 +4478,8 @@ limit.
 .I /proc/sys/fs/file\-nr
 This (read-only) file contains three numbers:
 the number of allocated file handles
-(i.e., the number of files presently opened);
+(i.e., the number of open file descriptions; see
+.BR open (2));
 the number of free file handles;
 and the maximum number of file handles (i.e., the same value as
 .IR /proc/sys/fs/file\-max ).