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Top Forums UNIX for Dummies Questions & Answers top - Load average Post 302239426 by avronius on Tuesday 23rd of September 2008 03:44:25 PM
Old 09-23-2008
Once the number exceeds the total number of processors, this means that there are cpu requests waiting for cpu time. It does not mean that the system is operating at 110%, but merely that there are more requests than can be handled in the time period specified.

Over the course of n minutes, this may return to a manageable level for the server, or may continue. If you find that your host is consistently overloaded, you may need to look at augmenting your host (replacing existing CPU's with more/faster CPU's, adding more or faster memory), or replacing it with a more powerful system. Other options include offloading some of the processes to another server, but this may result in more i/o waits, potentially affecting performance in other ways.
 

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DRAWTERM(1)						      General Commands Manual						       DRAWTERM(1)

NAME
drawterm - connect to Plan 9 CPU servers from other operating systems SYNOPSIS
drawterm [-d] [-a authserver] [-c cpuserver] [-e encription_hash_algs] [-k keyspec] [-s secstoreserver] [-u username] [-C command args ...] DESCRIPTION
drawterm is not a Plan 9 program. It is a program that users of non-Plan 9 systems can use to establish graphical cpu(1) connections with Plan 9 CPU servers. Just as a real Plan 9 terminal does, a drawterm serves its local name space as well as some devices (the keyboard, mouse, and screen) to a remote CPU server, which mounts this name space on /mnt/term and starts a shell. Typically, either explicitly or via the profile, one uses the shell to start rio(1). By default, drawterm uses the CPU server $cpu or cpu, and the authentication server $auth or auth, OPTIONS
This program follows the syntax of the cpu(1) Plan 9 command. A summary of options is included below. -h Show summary of options. -a Specifies the authentication server to use. If not present uses the $auth environment variable, if present, or tries with a host name of auth. -c Specifies the cpu server to use. If not present uses the $cpu environment variable, if present, or tries with a host name of cpu. -u Specifies the username to authenticate with. If not present uses the $USER environment variable, if present, or asks interactively for an username. -s Specifies the secstore server to use. -C Specifies a command to be executed remotely. -e,-k Allow for selecting the hash algorithm and keys used, they have the same meaning as in cpu(1). SOURCE
In Plan 9 distributions, /sys/src/cmd/unix/drawterm. DIAGNOSTICS
Drawterm prints most diagnostics in its own window. BUGS
Although at first drawterm may seem like a Plan 9 terminal, in fact it is just a way to provide a CPU server with some terminal devices. The difference is important because one cannot run terminal-resident programs when using drawterm. The illusion can be improved by deli- cate adjustments in /usr/$user/lib/profile. Should import latest /dev/draw to allow resize of window Should copy 9term code and make console window a real 9term window instead. Should implement /dev/label. SEE ALSO
cpu(1), rio(1) in the Plan 9 documentation AUTHOR
drawterm was written by Russ Cox <rsc@swtch.com>. This manual page was written by Russ Cox <rsc@swtch.com>, with modifications by Martin Ferrari <tincho@debian.org> for the Debian project. October 16, 2008 DRAWTERM(1)
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