pstat

Détails: Catégorie parente: AIX; Catégorie : Les commandes; Mis à jour : 3 novembre 2014; Affichages : 292

La commande 'pstat' exploite la tables des processus pour afficher un certain nombre d'informations.

Les options de la commande sont décrites ci-dessous.

La commande 'pstat' interprète le contenu de différentes tables systèmes et l'affiche sur la sortie standard.

Syntaxe

pstat [ -a ] [ -A ] [ -f ] [ -i ] [ -p ] [ -P ] [ -s ] [ -S ] [ -t ] [ -u ProcSlot ] [ -T ] [ -U ThreadSlot] [ [ KernelFile ] CoreFile ]

Description

Il faut avoir les droits de root ou du groupe 'system' pour exécuter cette commande.

Options

-a	Informations sur la table des processus.
-A	Entrées dans la table des Thread noyau.
-f	Affiche la table des fichiers.
-i	Displays the i-node table and the i-node data block addresses.
-p	Displays the process table.
-P	Displays runnable kernel thread table entries only.
-s	Displays information about the swap or paging space usage.
-S	Displays the status of the processors.
-t	Displays the tty structures.
-u ProcSlot	Displays the user structure of the process in the designated slot of the process table. An error message is generated if you attempt to display a swapped out process.
-T	Displays the system variables. These variables are briefly described in var.h.
-U ThreadSlot	Displays the user structure of the kernel thread in the designated slot of the kernel thread table. An error message is generated if you attempt to display a swapped out kernel thread.

Security

Attention RBAC users and Trusted AIX users: This command can perform privileged operations. Only privileged users can run privileged operations. For more information about authorizations and privileges, see Privileged Command Database in Security. For a list of privileges and the authorizations associated with this command, see the lssecattr command or the getcmdattr subcommand.

Examples

To display the i-nodes of the system dump saved in the dumpfile core file, enter:
```
pstat -i dumpfile
```
Symbols are retrieved from the /usr/lib/boot/unix file.
To display the file table and the user structure for the process in process table slot 0 (zero) of the system currently running, enter:
```
pstat -f -u 0
```
To display the tty structures for a system dump, whose core file is dumpfile and whose kernel is the /usr/lib/boot/unix.back file, enter:
```
pstat -t /usr/lib/boot/unix.back dumpfile
```
To display all threads in the kernel thread table and the user structure of the thread in thread table slot 2, enter:
```
pstat -A -U 2
```

Files

/usr/sbin/pstat	Contains the pstat command.
/dev/mem	Default system-image file.
/usr/lib/boot/unix	Default kernel-image file.
*/usr/include/sys/.h**	Contains header files for table and structure information.

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