21.9 Cluster Command Summary


21.9 Cluster Command Summary

Let's review some key cluster commands and utilities and catalog them here. We'll start with the standard utilities shipped with the cluster software or base operating system as shown in Table 21-1 and Table 21-2.

Table 21-1: Cluster Commands – Part 1

Command

Description

Chapter Reference

arp (8)

Display the address resolution protocol table.

16

caa* (8)

Cluster Application Availability commands.

23, 24

cdslinvchk (8)

Check the current CDSL inventory.

6, 12

cfsmgr (8)

Manage the Cluster File System.

10, 13, 15

cfsstat (8)

Display Cluster File System statistics.

13, 18

cleanPR

Remove the Persistent Reservation from disks. Undocumented.

22

Clu_add_member (8)

Add a member to an existing cluster.

11

clu_badmgr (8)

Manage the cluster boot disks.

17, 22

clu_check_config (8)

Check overall configuration of the cluster.

10

clu_create (8)

Create a cluster.

10

clu_delete_member (8)

Delete a member from an existing cluster.

11

clu_disk_install

Allow a disk to function as a direct-access I/O device.

22

clu_get_info (8)

Display detailed information about the cluster members.

10, 17

clu_quorum (8)

Display detailed quorum information and manage quorum.

10, 11, 17, 22

clu_update_sysconfig

Update member-specific subsystem configuration database for each member. Undocumented.

19

clu_upgrade (8)

Used in performing cluster rolling upgrade.

25

cluamgr (8)

Manage the Cluster Alias.

10, 16

dbx (1)

Kernel debugger

13

diskconfig (8)

GUI to display and modify the disk partition layout.

4

disklabel (8)

Display and modify the disk partition layout.

4, 14

dn_setup

Script that uses dsfmgr to create or recreate devices depending on the use.

7

drdmgr (8)

Manage the Device Request Dispatcher (DRD).

10, 15

dsfmgr (8)

Manage device special files.

7, 12, 19

dupatch (8)

Manager patches on a Tru64 UNIX system or cluster.

25

Table 21-2: Cluster Commands – Part 2

Command

Description

Chapter Reference

evm*

Event Management utilities.

8,12

hwmgr (8)

Display hardware device information.

7,12,14,15,19,22

ifconfig (8)

Configure network interface.

9

installupdate (8)

perform update installation.

25

lagconfig (8)

Configure a Link Aggregation Group.

9

mc_cable

Memory channel diagnostic command. SRM Console.

4

mc_diag

Memory channel diagnostic command. SRM Console.

4

mkcdsl (8)

Create CDSLs.

6,12

mount (8)

Mount a file system.

13

mv (1)

Destroyer of CDSLs.

6

netstat (1)

Display network statistics.

9,16

nfsconfig (8)

Configure the NFS system.

20

niffconfig (8)

Configure Network Interface Failure Finder (NIFF).

9

rcmgr (8)

Get and set configuration variable.

6

rdgstats

Displays various RDG statistics. Undocumented.

18

scu (8)

SCSI CAM Utility.

14, 22

shutdown (8)

Shut down a system or entire cluster.

19

sysconfig (8)

Display subsystem configuration database.

13

sysconfigdb (8)

Update subsystem configuration database.

14,19

sysman (8)

System management interface.

19

verify (8)

Check an AdvFS domain.

19

vol* (8)

LSM configuration commands.

4

wwidmgr

View and make viewable storage in a Fibre Channel fabric. SRM Console.

4

In addition to the standard utilities, there are a few custom commands you get only from us. Table 21-3 lists these commands with a brief description and reference for each.

Table 21-3: Custom Cluster Commands

Command

Description

Chapter Reference

cfs

Display Cluster File System information in a tabular format.

13,15,21

cfsldb

CFS auto-relocation script.

21

cfssvrtok

"Tuning helper" for cfs_max_svrcfstok.

18

clu_alias

Cluster-wide cluamgr (8) command.

16

clu_arp

Cluster-wide arp command.

16

clu_exec

Runs any command cluster-wide.

unused

clu_ps

Shows cluster-wide "ps" output.

16,19,21

clu_scan_scsi

Cluster-wide "hwmgr scan scsi" command.

7,8

clu_w

Cluster-wide "w" command.

unused

cnxread

Display information about the cnx partition.

17

cnxthreads

Display the connection Manager threads on a member.

17

cvtpid

Decode a cluster process ID (PID).

19

evf

Script to see what EVM filters are available in a filter file.

8,12,23

fln

Display to target of a CDSL. (Korn shell function.)

6,12,14,19,21

kernel_idle_threads

Displays details about the threads in the [kernel_idle] process.

18

sman

Section-based "man -k".

18,23,28

vnode

Utility to help see if certain vnode tuning is required.

13

wwid_decoder

Decodes the worldwide ID header.

7




TruCluster Server Handbook
TruCluster Server Handbook (HP Technologies)
ISBN: 1555582591
EAN: 2147483647
Year: 2005
Pages: 273

flylib.com © 2008-2017.
If you may any questions please contact us: flylib@qtcs.net