From 675200b20b7e05d18dc2ddd03c4f0952a15480a9 Mon Sep 17 00:00:00 2001 From: Jim Warner Date: Mon, 11 Nov 2013 00:00:00 -0600 Subject: [PATCH] top: expand the man page to include namespaces support Signed-off-by: Jim Warner --- top/top.1 | 50 +++++++++++++++++++++++++++++++++++++++++++------- 1 file changed, 43 insertions(+), 7 deletions(-) diff --git a/top/top.1 b/top/top.1 index 87659bed..f25acfff 100644 --- a/top/top.1 +++ b/top/top.1 @@ -76,7 +76,7 @@ . .\" Document ///////////////////////////////////////////////////////////// .\" ---------------------------------------------------------------------- -.TH TOP 1 "March 2013" "procps-ng" "User Commands" +.TH TOP 1 "November 2013" "procps-ng" "User Commands" .\" ---------------------------------------------------------------------- .\" ---------------------------------------------------------------------- @@ -826,12 +826,46 @@ page available. The number of threads associated with a process. .TP 4 -42.\fB vMj \*(Em Major Page Fault Count Delta\fR +42.\fB nsIPC \*(Em IPC namespace \fR +The Inode of the namespace used to isolate interprocess communication (IPC) +resources such as System V IPC objects and POSIX message queues. + +.TP 4 +43.\fB nsMNT \*(Em MNT namespace \fR +The Inode of the namespace used to isolate filesystem mount points thus +offering different views of the filesystem hierarchy. + +.TP 4 +44.\fB nsNET \*(Em NET namespace \fR +The Inode of the namespace used to isolate resources such as network devices, +IP addresses, IP routing, port numbers, etc. + +.TP 4 +45.\fB nsPID \*(Em PID namespace \fR +The Inode of the namespace used to isolate process ID numbers +meaning they need not remain unique. +Thus, each such namespace could have its own 'init' (PID #1) to +manage various initialization tasks and reap orphaned child processes. + +.TP 4 +46.\fB nsUSER \*(Em USER namespace \fR +The Inode of the namespace used to isolate the user and group ID numbers. +Thus, a process could have a normal unprivileged user ID outside a user +namespace while having a user ID of 0, with full root privileges, inside +that namespace. + +.TP 4 +47.\fB nsUTS \*(Em UTS namespace \fR +The Inode of the namespace used to isolate hostname and NIS domain name. +UTS simply means "UNIX Time-sharing System". + +.TP 4 +48.\fB vMj \*(Em Major Page Fault Count Delta\fR The number of\fB major\fR page faults that have occurred since the last update (see nMaj). .TP 4 -43.\fB vMn \*(Em Minor Page Fault Count Delta\fR +49.\fB vMn \*(Em Minor Page Fault Count Delta\fR The number of\fB minor\fR page faults that have occurred since the last update (see nMin). @@ -1100,10 +1134,12 @@ This \*(CI can be used to alter the widths of the following fields: .nf \fI field default field default field default \fR GID 5 GROUP 8 WCHAN 10 - RUID 5 RUSER 8 - SUID 5 SUSER 8 - UID 5 USER 8 - TTY 8 + RUID 5 RUSER 8 nsIPC 10 + SUID 5 SUSER 8 nsMNT 10 + UID 5 USER 8 nsNET 10 + TTY 8 nsPID 10 + nsUSR 10 + nsUTS 10 .fi You will be prompted for the amount to be added to the default -- 2.40.0