Mostrar a hierarquia dos processos – pstree<\/p>\n
[oracle@oracle ~]$ pstree
init\u2500\u252c\u2500acpid
\u251c\u2500atd
\u251c\u2500auditd\u2500\u252c\u2500audispd\u2500\u2500\u2500{audispd}
\u2502 \u2514\u2500{auditd}
\u251c\u2500automount\u2500\u2500\u25004*[{automount}]
\u251c\u2500avahi-daemon\u2500\u2500\u2500avahi-daemon
\u251c\u2500bonobo-activati\u2500\u2500\u2500{bonobo-activati}<\/p>\n
Investigar os processos cat \/proc\/<\/p>\n
\/<\/p>\n
[oracle@oracle ~]$ ps -ef |grep pmon
oracle 4040 1 0 16:01 ? 00:00:00 asm_pmon_+ASM
oracle 12688 11666 0 18:43 pts\/4 00:00:00 grep pmon<\/p>\n
[oracle@oracle ~]$ cat \/proc\/4040\/status<\/p>\n
e varios outros.<\/p>\n
Memoria livre atualmente em mega bytes – free<\/p>\n
[oracle@oracle ~]$ free -m
total used free shared buffers cached
Mem: 4049 3579 470 0 96 2957
-\/+ buffers\/cache: 525 3524
Swap: 8189 0 8189<\/p>\n
Visualizar as bibliotecas utilizadas pelo processo naquele momento – pstack<\/p>\n
[oracle@oracle ~]$ ps -ef |grep pmon
oracle 4040 1 0 16:01 ? 00:00:00 asm_pmon_+ASM
oracle 12688 11666 0 18:43 pts\/4 00:00:00 grep pmon
[oracle@oracle ~]$ pstack
Usage: pstack
[oracle@oracle ~]$ pstack 4040
#0 0x00e52410 in __kernel_vsyscall ()
#1 0x00c50feb in poll () from \/lib\/libc.so.6
#2 0x0bb5750c in ntevpque ()
#3 0x0bb554be in ntevque ()
#4 0x0bb34937 in nsevwait ()
#5 0x084b2b3f in ksnwait ()<\/p>\n
Finalizar o processo pelo nome pkill <\/p>\n
[oracle@oracle ~]$ ps -ef |grep pmon
oracle 4040 1 0 16:01 ? 00:00:00 asm_pmon_+ASM
oracle 9720 1 0 17:47 ? 00:00:00 ora_pmon_orcl
oracle 12588 11666 0 18:41 pts\/4 00:00:00 grep pmon<\/p>\n
[oracle@oracle ~]$ pkill -9 -f ora_pmon_orcl
[oracle@oracle ~]$ ps -ef |grep pmon
oracle 4040 1 0 16:01 ? 00:00:00 asm_pmon_+ASM
oracle 12688 11666 0 18:43 pts\/4 00:00:00 grep pmon<\/p>\n
Visualizar a memoria alocada:<\/p>\n
[oracle@oracle ~]$ ipcs -m<\/p>\n
– Segmentos da mem\u00f3ria compartilhada –
chave shmid propriet\u00e1rio perms bytes nattch status
0x351b2710 458762 oracle 640 85983232 13
0xbe3bb918 2719757 oracle 640 1260388352 33 <\/p>\n
Visualizar os semaforos:<\/p>\n
[oracle@oracle ~]$ ipcs -m<\/p>\n
– Segmentos da mem\u00f3ria compartilhada –
chave shmid propriet\u00e1rio perms bytes nattch status
0x351b2710 458762 oracle 640 85983232 13
0xbe3bb918 2719757 oracle 640 1260388352 33<\/p>\n
Criar os dispositivos – rawdevices e loop<\/p>\n
MAKEDEV raw
MAKEDEV loop<\/p>\n","protected":false},"excerpt":{"rendered":"
Mostrar a hierarquia dos processos – pstree [oracle@oracle ~]$ pstreeinit\u2500\u252c\u2500acpid\u251c\u2500atd\u251c\u2500auditd\u2500\u252c\u2500audispd\u2500\u2500\u2500{audispd}\u2502 \u2514\u2500{auditd}\u251c\u2500automount\u2500\u2500\u25004*[{automount}]\u251c\u2500avahi-daemon\u2500\u2500\u2500avahi-daemon\u251c\u2500bonobo-activati\u2500\u2500\u2500{bonobo-activati} Investigar os processos cat \/proc\/ \/ [oracle@oracle ~]$ ps -ef |grep pmonoracle 4040 1 0 16:01 ? 00:00:00 asm_pmon_+ASMoracle 12688 11666 0 18:43 pts\/4 00:00:00 grep pmon [oracle@oracle ~]$ … Continue lendo