GI ????
- by Allen Gao
Normal
0
7.8 ?
0
2
false
false
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??????????11gR2
GI ?????????,??????GI?????????????????????
????????GI???????3???,ohasd??,??????,???????
??,ohasd???
1. /etc/inittab??????
h1:35:respawn:/etc/init.d/init.ohasd run
>/dev/null 2>&1 </dev/null
???,???????
root 4865 1 0 Dec02 ? 00:01:01 /bin/sh /etc/init.d/init.ohasd
run
??????????????,????
+init.ohasd ?????????
+ os?????????
+ ??S* ohasd????, ??S96ohasd
+ GI????????(crsctl enable crs)
??,ohasd.bin ??????,????OLR????,??,??ohasd.bin??????,?????OLR??????????????OLR???$GRID_HOME/cdata/${HOSTNAME}.olr
2. ohasd.bin????????agents(orarootagent,
oraagent, cssdagnet ? cssdmonitor) ???????????????,?????agent??????,??????????$GRID_HOME/bin ???????????,??,?????????,??corruption.
???,???????
1. Mdnsd ??????(Multicast)???????????????????,???????????????????????????
2. Gpnpd ????,??????????bootstrap ??,??????????????gpnp profile???,?????mdnsd??????,???????????,?????????????,??gpnp
profile (<gi_home>/gpnp/profiles/peer/profile.xml)??????????
3. Gipcd ????,????????????????(cluster
interconnect)?????,???????gpnpd???,??,??????????,?????gpnpd ???????
4. Ocssd.bin ?????????????gpnp profile?????????(Voting Disk),????gpnpd ??????????,?????????????,??ocssd.bin
??????,??????????
+ gpnp profile ??????????
+ gpnpd ???????
+ ??????asm disk ???????????
+ ???????????
5. ??????????:ora.ctssd, ora.asm, ora.cluster_interconnect.haip, ora.crf, ora.crsd
??
??:????????????????ocssd.bin, gpnpd.bin ? gipcd.bin ????,??gpnpd.bin????,ocssd.bin ? gipcd.bin ?????????,?gpnpd.bin????????,ocssd.bin ? gipcd.bin ????????gpnp profile??????????
??,????????????,?????crsd?????????
1. Crsd?????????????OCR,????OCR????ASM?,????
ASM??????,??OCR???ASM??????????OCR???????,????????????????
2. Crsd ?????agents(orarootagent,
oraagent_<rdbms_owner>, oraagent_<gi_owner> )???agent????,??????????$GRID_HOME/bin ???????????,??,?????????,??corruption.
3. ????????
ora.net1.network : ????,?????????????,scanvip, vip,
listener?????????????,??????????,vip, scanvip ?listener ??offline,??????????????
ora.<scan_name>.vip:scan???vip??,?????3??
ora.<node_name>.vip : ?????vip ??
ora.<listener_name>.lsnr: ???????????????,?11gR2??,listener.ora???????,?????????
ora.LISTENER_SCAN<n>.lsnr: scan ?????
ora.<????>.dg: ASM ????????????????mount???,dismount????
ora.<????>.db: ???????11gR2????????????,??????????rac ????????,??????????,???????“USR_ORA_INST_NAME@SERVERNAME(<node name> )”???????,??????????ASM???,???????????????????,??dependency?????????,??????????????????,???dependancy???????,??????(crsctl modify res ……)?
ora.<???>.svc:?????????11gR2 ??,?????????,???10gR2??,???????????,srv ?cs ?????
ora.cvu :?????11.2.0.2???,???????cluvfy??,????????????????
ora.ons : ONS??,????????,?????
??,?????GI???????????????????
$GRID_HOME/log/<node_name>/ocssd <==
ocssd.bin ??
$GRID_HOME/log/<node_name>/gpnpd <== gpnpd.bin ??
$GRID_HOME/log/<node_name>/gipcd <== gipcd.bin ??
$GRID_HOME/log/<node_name>/agent/crsd <== crsd.bin ??
$GRID_HOME/log/<node_name>/agent/ohasd <== ohasd.bin
??
$GRID_HOME/log/<node_name>/mdnsd <== mdnsd.bin ??
$GRID_HOME/log/<node_name>/client <== ????GI ??(ocrdump, crsctl, ocrcheck, gpnptool??)???????????
$GRID_HOME/log/<node_name>/ctssd <== ctssd.bin
??
$GRID_HOME/log/<node_name>/crsd <== crsd.bin ??
$GRID_HOME/log/<node_name>/cvu <== cluvfy ?????????
$GRID_HOME/bin/diagcollection.sh <== ?????????????????
??,????????(/var/tmp/.oracle
? /tmp/.oracle),??????????????????ipc???,??,?????????????????????,???GI?????????????????????,??????????GI??????????????
