Please describe your setup (including OS and application versions) and include RMAN script. An example including daemon.log of what you say would be nice.
If you check process list do you see if index backup initiated? When RMAN triggered from client index won't be saved (only when server initiated backup is done that is when index save is triggered if allowed by pool settings).
i tried the script you sent, but nothing was different. again processes in client are still running, but cpu load is normal. we have another hp-ux box with the same oracle, os and nmo version. but nothing is wrong with it.
i upgraded nmo version to 4.2, tried again. and result is the same. processes aren't terminated. can it be because of a wrong permission of a directory or file so processes can't write. i looked at into /nsr directory but i nothing is different from the other hp-ux box. or can it be a because of a configuration change in rman ?
Could you please try following, go to that client, log as oracle and run that RMAN script again. I wish to see at which point it breaks and if there is any error at RMAN level too (or waiting). This could be also related to Oracle too.
Well, index backup hasn't started yet and it is unrelated to your issue. Check once again ps output. What we see is that nsrnmostart is still there meaning that index part didn't started yet. If client initiated part works in that case it is either something to do with some environment variable or something else. To see what you will need to enable debug level for scheduled backup. You may wish to proceed alone with that, but I would suggest to involve support.
when i looked at why nsrnmostart is not ending, i found wait status is PIPE in glance plus tool. when i looked at the nsrnmostart.log i saw these lines at the end of the file. perhaps it's related:
nwora_run_RMAN: The envp is: nwora_run_RMAN: Spawning the RMAN session. nwora_spawn_RMAN: Creating the communication pipe. nwora_spawn_RMAN: Making the pipe non-blocking. nwora_spawn_RMAN: Spawning the RMAN process. nwora_spawn_RMAN: Spawned the RMAN process 12827. rman returned success Leaving Function nwora_nsrnmostart_rman
That part looks nice and is error free from what I see. That post-processing part - is that your comment or part from logs? Do you use post-processing at all within NMO? Is there anything in RMAN log?
xvan_egmond
74 Posts
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February 4th, 2007 11:00
open an case with emc and ask them if the patch available for nsrnmo resolves this 100% cpu usage. If so ask them to provide you with the patch.
Xander
ble1
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January 24th, 2007 00:00
If you check process list do you see if index backup initiated? When RMAN triggered from client index won't be saved (only when server initiated backup is done that is when index save is triggered if allowed by pool settings).
kenanerdey
32 Posts
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January 24th, 2007 02:00
01/24/07 09:22:08 nsrd: savegroup info: starting foobar (with 1 client(s))
01/24/07 09:22:08 nsrd: savegroup info: foobar running on anatolia
01/24/07 09:22:11 nsrd: savegroup info: foobar running on anatolia
01/24/07 09:26:11 nsrd: anatolia:/path/kenan_backup_sbt.rman saving to pool 'TTS' (TTS.Gunluk.02)
01/24/07 09:26:21 nsrd: anatolia:/path/kenan_backup_sbt.rman done saving to pool 'TTS' (TTS.Gunluk.02) 256 KB
01/24/07 09:26:29 nsrd: anatolia:/path/kenan_backup_sbt.rman saving to pool 'TTS' (TTS.Gunluk.02)
01/24/07 09:26:33 nsrd: anatolia:/path/kenan_backup_sbt.rman done saving to pool 'TTS' (TTS.Gunluk.02) 14 MB
01/24/07 09:27:11 nsrd: savegroup info: foobar running on anatolia
01/24/07 09:27:15 nsrd: write completion notice: Writing to volume TTS.Gunluk.02 complete
01/24/07 09:32:12 nsrd: savegroup info: foobar running on anatolia
01/24/07 09:37:12 nsrd: savegroup info: foobar running on anatolia
01/24/07 09:42:12 nsrd: savegroup info: foobar running on anatolia
01/24/07 09:47:12 nsrd: savegroup info: foobar running on anatolia
01/24/07 09:52:12 nsrd: savegroup info: foobar running on anatolia
01/24/07 09:57:12 nsrd: savegroup info: foobar running on anatolia
01/24/07 10:02:12 nsrd: savegroup info: foobar running on anatolia
01/24/07 10:07:12 nsrd: savegroup info: foobar running on anatolia
01/24/07 10:12:12 nsrd: savegroup info: foobar running on anatolia
01/24/07 10:17:13 nsrd: savegroup info: foobar running on anatolia
01/24/07 10:22:13 nsrd: savegroup info: foobar running on anatolia
01/24/07 10:27:13 nsrd: savegroup info: foobar running on anatolia
01/24/07 10:32:13 nsrd: savegroup info: foobar running on anatolia
01/24/07 10:35:09 nsrd: savegroup alert: foobar aborted, total 1 client(s), 0 Hostname(s) Unresolved, 1 Failed, 0 Succeeded. (anatolia Failed)
oracle version : Oracle9i 9.2.0.6
nmo version : 4.1
networker server: version 7.2.2, windows 2003
client : hp-ux 11.11
this is a sample rman script getting online backup:
connect catalog xxx@rman;
connect target xxx@sid;
run {
allocate channel t1 type 'SBT_TAPE' parms 'ENV=(NSR_SERVER=ltoserver, NSR_CLIENT=anatolia, NSR_DATA_VOLUME_POOL=TTS)' CONNECT 'xxx@sid';
backup tablespace tools;
release channel t1;
}
and after backup finished but not ended, this is the ps -ef | grep nsr output from client
root 4304 4303 0 11:33:34 ? 0:00 nsrnmostart -s ltoserver -g foobar -LL -m anatolia -t 116962358
root 4303 4302 0 11:33:34 ? 0:00 /bin/sh /opt/networker/bin/nsrnmo -s ltoserver -g foobar -LL -m
root 3901 1 0 11:33:10 ? 0:00 /opt/networker/bin/nsrexecd
root 4301 3903 0 11:33:34 ? 0:00 /opt/networker/bin/nsrexecd
root 6701 29941 0 11:48:41 pts/3 0:00 grep nsr
root 4302 4301 0 11:33:34 ? 0:00 /bin/sh /opt/networker/bin/nsrnmo -s ltoserver -g foobar -LL -m
root 3903 3901 0 11:33:10 ? 0:00 /opt/networker/bin/nsrexecd
ble1
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14.4K Posts
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January 24th, 2007 02:00
Try first to run this from HPUX box (rman cmdfile
xvan_egmond
74 Posts
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January 24th, 2007 12:00
there is a known bug in nmo4.1 for HPUX systems. If you check on the client you will probably see a high cpu-load after the rman backup finishes.
If so, open a case with EMC and ask for a patch to resolve this issue. Worked for us.
Xander
ble1
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January 24th, 2007 14:00
Do you have LGTpa for that one? I guess it would be fixed in 4.2 as we have Oracle on HPUX (both RISC and Itanium) we didn't see that one yet.
kenanerdey
32 Posts
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January 25th, 2007 00:00
i tried the script you sent, but nothing was different. again processes in client are still running, but cpu load is normal. we have another hp-ux box with the same oracle, os and nmo version. but nothing is wrong with it.
ble1
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January 25th, 2007 01:00
kenanerdey
32 Posts
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January 25th, 2007 04:00
or can it be a because of a configuration change in rman ?
ble1
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January 25th, 2007 05:00
kenanerdey
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January 25th, 2007 05:00
ble1
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January 25th, 2007 06:00
kenanerdey
32 Posts
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January 25th, 2007 08:00
when i looked at why nsrnmostart is not ending, i found wait status is PIPE in glance plus tool. when i looked at the nsrnmostart.log i saw these lines at the end of the file. perhaps it's related:
nwora_run_RMAN: The envp is:
nwora_run_RMAN: Spawning the RMAN session.
nwora_spawn_RMAN: Creating the communication pipe.
nwora_spawn_RMAN: Making the pipe non-blocking.
nwora_spawn_RMAN: Spawning the RMAN process.
nwora_spawn_RMAN: Spawned the RMAN process 12827.
rman returned success
Leaving Function nwora_nsrnmostart_rman
Post-processing command succeeded.
ble1
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January 25th, 2007 10:00
sarpydog
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January 29th, 2007 05:00
I faced the same problem too.
Backup Server can not write the client's index after group backup finished.
But Backup Server will write the index immediately if I use the wrong RMAN script.
And the job failed.
Because my competitor gave me a hard question.
My catalog DB is unable to open and no idea to force unregister the catalog DB.
So please check the catalog DB is running and working fine.
Best Regards,
Dennis