Difference between revisions of "Networker"

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===EMC (Legato) Networker===
 
===EMC (Legato) Networker===
 +
 +
*[https://powerlink.emc.com/nsepn/webapps/btg548664833igtcuup4826/km/appmanager/km/secureDesktop?_nfpb=true&_pageLabel=image7b&internalId=0b0140668007e0fa&_irrt=true EMC client page]
 +
====Forums====
 +
*[http://www.tek-tips.com/threadminder.cfm?pid=480 TekTips] Legato forum
 +
*[http://www.backupcentral.com/phpBB2/viewforum.php?f=19 BackupCentral] EMC Networker forum
 +
*[https://forums.emc.com/forums/forum.jspa?forumID=68 EMC official forum] requires registration
  
 
====Certification====
 
====Certification====
Line 5: Line 11:
 
*E22-128 - Administration
 
*E22-128 - Administration
 
*E22-141 - Specialist
 
*E22-141 - Specialist
 +
 +
===Tips===
 +
*to free resources on front end VTL you may wish to stage savesets after a while [[Selective Timed Staging]]
 +
*to tell version of a Networker client
 +
**echo print | nsradmin -p390113 -i - -s clientname (from http://adsm.org/lists/html/Networker/2003-02/msg00310.html )
 +
 +
*to set tapes to be recycled manually from command prompt in shell > nsrmm -o manual -v -y ''volumename''
 +
*to recycle tapes manually > nsrmm -o recycle ''volumename''
 +
*to start group backup from the command line
 +
**from server > savegrp -l full "Name of the group"
 +
* if permission denied at restore:
 +
** add your client from which you are starting recovery to 'hosts' file and 'servers' file of nsr server and client you are recovering from
 +
** in networker cliend definition resource add user working on recovery
 +
 +
* to delete a saveset "nsrmm -dy -S 546902992
 +
* to delete aborted save sets, ie. 'clean' device, and so free space on disk device .. "nsrstage -C -V DEVICE.RO"
 +
* to stage (migrate) single ssid "nsrstage -m -b "Pool To Save To" -S 2476198025"
 +
* to stage savesets from media to media
 +
**mminfo -q "pool=Database,savetime<15days ago" -r ssid,cloneid -xc/|sed 1d
 +
**mminfo -avot -r "ssid" -q "volume=[vol]" > list_of_ssids.ini  (get savesets to a file)
 +
** nsrstage -v -b [pool] -m -S -f list_of_ssids.ini
 +
*to copy volume - clone savesets
 +
**to get a list of savesets with cloneids "mminfo -q volume="volume name" -r ssid,cloneid | awk '{print $1"/"$2}' > ssid.lst"
 +
**to clone (copy) a saveset "nsrclone -b pool -S ssid/cloneid"
 +
**OR
 +
**nsrclone -v -b <clone pool> <volume name> // check # of 'copies' later with mminfo -q volume=''volumename'' -r ssid, copies
 +
*to clone savesets of a client made since yesterday
 +
** get a list of savesets "mminfo -t yesterday -c client_name -r ssid"
 +
**  nsrclone -b "pool name" -S 791898185
 +
*to list savesets in a span of time mminfo -c clientname -q 'savetime>=01/04/2009 23:00:00,savetime<=01:00:00 today'
 +
*to recover using interactive shell command 'recover' - "recover -c client.332 -R netwrkrserver -i R "
 +
*to recover a saveset to a local directory recover -s servername -d /relocate/here/ -S 1250499234/4233721878
 +
*to recover using scanner command "scanner -S 4048245145 /dev/rmt/0cbn | uasm -rv -m /org/dest/=/recover/dest"
 +
*to (extract?) saveset from a point on the tape
 +
**obtain SSID
 +
**read out file and record number from mminfo -avVot -q 'ssid=21244549'
 +
**run scanner scanner -S -f 23 -r 112 /dev/rmt/2cbn
 +
*to generate report for a client; time range, listing savesets, size,.. , ordered by time
 +
** mminfo  -q "savetime>=06/01/2009,savetime<=06/08/2009 23:59:00,client=nan000d7" -r sscreate,client,level,name,sumsize -o t >> totalsize.txt
 +
*restore Lotus via command line >nsrnotesrc -s serv035 -c cli83 -t mm/dd/yy "D:\Lotus\Domino\data\mail\korisnik.nsf"
 +
 +
====jukebox related====
 +
*sjirdtag 2.1.0 - will list status of slots and deposit slots
 +
*nsrjb -d -v -P3 -S34 -Y - will deposit tape from door port 3 to slot number 34
 +
*nsrjb -L -b NameofThePool -Y -S82 -v nameofthetape.023
 +
 +
*mt routine for tape positioning
 +
**mt -f /dev/rmt/Xcbn rewind
 +
**mt -f /dev/rmt/Xcbn fsf 466
 +
**mt -f /dev/rmt/Xcbn fsr 0
 +
 +
=====Adding rd to jukebox (beta)=====
 +
*C:\>sjirdtag scsidev@4.4.1 http://www.ipnom.com/Legato-NetWorker-Commands/sjirdtag.html
 +
* C:\>sjisn scsidev@4.4.1 - http://www.tek-tips.com/viewthread.cfm?qid=1583949
 +
 +
 +
*to add remote storage node device to vtl jukebox (emc dl4206)
 +
**on VTL console > Virtual tape library system > Virtual Libraries > Your Library -- notice number of drives dedicated to jukebox.
 +
**serial number on device may be comparable to serial number displayed on Networker device > properties. Also notice Element ID
 +
**sjisn scsidev@1.2.3 will also display devices which quantity tells how many devices jubeox may use / have. Also notice Element number
 +
**in two lines above above mentioned "element address" is needed for
 +
**delete drive if needed with <pre>jbedit -d -f /dev/asdf -E ElementID -v -s servername -j jukeboxname</pre>
 +
**add drive with <pre>jbedit -a -f /dev/asdf -E ElementID -v -s servername -j jukeboxname</pre> taking care ElementID is available and free
 +
 +
====migrating savesets to second server====
 +
*obtain storage node and autochanger licences. temporary demo codes that come with media sets should do fine
 +
*load media in device, take note of the # of the slot AND device
 +
*stop first server nsr_shutdown, start nsrexec
 +
*configure first server as storage node on second server
 +
*once device shows in libraries > configure library
 +
*inventory source tape, might unload, so 'load (without mount?)' again
 +
*on remote node start scanner -i -s networkerservernamehere -c clientnamehere/dev/rmt/4cbn
 +
*query savesets on volume and clone to target clone pool via right click
 +
*once finished, empty devices, right click on libraries and delete jukebox
 +
*delete devices
 +
*delete storage node (optional?)
 +
*nsr_shutdown on storage node to exit client
 +
*networker start on 'storage node'  /etc/init.d/networker start
 +
 +
--------------
 +
*loading multiple tapes in devices and running scanner in parallel?
 +
 +
===recovering recycled saveset===
 +
#acquire ssid AND cloneid , getting cloneid >
 +
bash-2.05#  mminfo -q "volume=nonbarcode.033" -r "ssid, cloneid"|grep 274737105
 +
bash-2.05# nsrmm -e 3weeks -S 274737105/2188882108 #change retention of a saveset
 +
bash-2.05# nsrmm -o notrecyclable -v -S 274737105/1231038059
 +
Mark save set copy 274737105/1231038059 as not recyclable? yes
 +
nsrck -L7 -t MM/DD/YY your_client_name_here
 +
where DD is the day *after* the day of the saveset.
 +
 +
===Reporting===
 +
 +
 +
===Sandbox===
 +
mminfo
 +
bash-2.05# mminfo -v -c client123 -q 'savetime>=01/04/2009,savetime<=01/05/2009 00:00:00'
 +
  volume        client          date    time        size ssid      fl  lvl name
 +
nonbarcode.066 client123          01/04/09 04:00:58 1848 MB 274737105 cE  full /usr/IBMIHS
 +
 +
bash-2.05# mminfo -v -c client123 -q 'savetime>=01/04/2009,savetime<=01/05/2009 00:00:00' -q 'volume=nonbarcode.066' -r 'ssid,cloneid,volume,name,ssflags'
 +
  ssid        clone id volume        name                          ssflags
 +
274737105  1231038059 nonbarcode.066 /usr/IBMIHS                  vrEF
 +
 +
 +
bash-2.05#  mminfo -a -q 'ssexp>=2month' nonbarcode.070 #to show which saveset prevents tape from recycling (with -r 'ssid' to get a number)
 +
volume        client      date      size  level  name
 +
nonbarcode.070 c3300018    01/04/09  15 MB    full  /some/dir
 +
 +
===Errors===
 +
nsrd media info: Searching for new backup devices...^M
 +
nsrd media info: Searching for NetWorker SCSI devices on 'server234'...^M
 +
nsrd media info: Detection process for host server234 reports startwait: invalid pid or bad return from md_add: Errno 943^M
 +
nsrd media info: Search for new backup devices completed with one failure.^M
 +
Media warning: Can't create new LTO Ultrium-3 : The device HP      Ultrium 3-SCSI G27D is not installed properly. 
 +
 +
*RPC error: Server can't decode arguments
 +
 +
*" filesys_nuke_ssid: unable to unlink"
 +
 +
*java version problem
 +
**https://solutions.emc.com/EMCSolutionView.asp?id=esg124036 & 125257
 +
 +
*[[2008r2]]
 +
 +
===Levels===
 +
*http://adsm.org//lists/html/Networker/2008-02/msg00252.html
 +
===FAQ===
 +
*What happend with savesets of clients that are erased?
 +
*nsr.dir
 +
 +
===Software Download===
 +
*ftp://ftp.legato.com/pub/NetWorker/Cumulative_Hotfixes/7.6/
 +
 +
===Links===
 +
*http://www.swissunixsupport.com/networkertips scripts
 +
*Compatibility guide online - http://compatibilityguide.emc.com:8080/CompGuideApp/
 +
*http://powerlink.emc.com/km/live1/en_US/Offering_Technical/Technical_Documentation/InformationProtection_SCG.pdf Compatability matrix
 +
*http://www.swissunixsupport.com/networkertips
 +
*https://agora.cs.illinois.edu/display/~mussulma/EMC+Legato+Networker+Admin+Tools
 +
*[http://www.tek-tips.com/viewthread.cfm?qid=667953&page=135 nsradmin script sample] [http://www.backupcentral.com/phpBB2/two-way-mirrors-of-external-mailing-lists-3/emc-networker-19/i-need-a-report-by-schedule-88733/ sample]
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 +
==slow==
 +
*add nic https://community.emc.com/message/471716#471716
 +
==tuneups==
 +
*compress directive

Latest revision as of 07:17, 4 April 2017

EMC (Legato) Networker

Forums

Certification

(Prometric..)

  • E22-128 - Administration
  • E22-141 - Specialist

Tips

  • to set tapes to be recycled manually from command prompt in shell > nsrmm -o manual -v -y volumename
  • to recycle tapes manually > nsrmm -o recycle volumename
  • to start group backup from the command line
    • from server > savegrp -l full "Name of the group"
  • if permission denied at restore:
    • add your client from which you are starting recovery to 'hosts' file and 'servers' file of nsr server and client you are recovering from
    • in networker cliend definition resource add user working on recovery
  • to delete a saveset "nsrmm -dy -S 546902992
  • to delete aborted save sets, ie. 'clean' device, and so free space on disk device .. "nsrstage -C -V DEVICE.RO"
  • to stage (migrate) single ssid "nsrstage -m -b "Pool To Save To" -S 2476198025"
  • to stage savesets from media to media
    • mminfo -q "pool=Database,savetime<15days ago" -r ssid,cloneid -xc/|sed 1d
    • mminfo -avot -r "ssid" -q "volume=[vol]" > list_of_ssids.ini (get savesets to a file)
    • nsrstage -v -b [pool] -m -S -f list_of_ssids.ini
  • to copy volume - clone savesets
    • to get a list of savesets with cloneids "mminfo -q volume="volume name" -r ssid,cloneid | awk '{print $1"/"$2}' > ssid.lst"
    • to clone (copy) a saveset "nsrclone -b pool -S ssid/cloneid"
    • OR
    • nsrclone -v -b <clone pool> <volume name> // check # of 'copies' later with mminfo -q volume=volumename -r ssid, copies
  • to clone savesets of a client made since yesterday
    • get a list of savesets "mminfo -t yesterday -c client_name -r ssid"
    • nsrclone -b "pool name" -S 791898185
  • to list savesets in a span of time mminfo -c clientname -q 'savetime>=01/04/2009 23:00:00,savetime<=01:00:00 today'
  • to recover using interactive shell command 'recover' - "recover -c client.332 -R netwrkrserver -i R "
  • to recover a saveset to a local directory recover -s servername -d /relocate/here/ -S 1250499234/4233721878
  • to recover using scanner command "scanner -S 4048245145 /dev/rmt/0cbn | uasm -rv -m /org/dest/=/recover/dest"
  • to (extract?) saveset from a point on the tape
    • obtain SSID
    • read out file and record number from mminfo -avVot -q 'ssid=21244549'
    • run scanner scanner -S -f 23 -r 112 /dev/rmt/2cbn
  • to generate report for a client; time range, listing savesets, size,.. , ordered by time
    • mminfo -q "savetime>=06/01/2009,savetime<=06/08/2009 23:59:00,client=nan000d7" -r sscreate,client,level,name,sumsize -o t >> totalsize.txt
  • restore Lotus via command line >nsrnotesrc -s serv035 -c cli83 -t mm/dd/yy "D:\Lotus\Domino\data\mail\korisnik.nsf"

jukebox related

  • sjirdtag 2.1.0 - will list status of slots and deposit slots
  • nsrjb -d -v -P3 -S34 -Y - will deposit tape from door port 3 to slot number 34
  • nsrjb -L -b NameofThePool -Y -S82 -v nameofthetape.023
  • mt routine for tape positioning
    • mt -f /dev/rmt/Xcbn rewind
    • mt -f /dev/rmt/Xcbn fsf 466
    • mt -f /dev/rmt/Xcbn fsr 0
Adding rd to jukebox (beta)


  • to add remote storage node device to vtl jukebox (emc dl4206)
    • on VTL console > Virtual tape library system > Virtual Libraries > Your Library -- notice number of drives dedicated to jukebox.
    • serial number on device may be comparable to serial number displayed on Networker device > properties. Also notice Element ID
    • sjisn scsidev@1.2.3 will also display devices which quantity tells how many devices jubeox may use / have. Also notice Element number
    • in two lines above above mentioned "element address" is needed for
    • delete drive if needed with 
      jbedit -d -f /dev/asdf -E ElementID -v -s servername -j jukeboxname
    • add drive with 
      jbedit -a -f /dev/asdf -E ElementID -v -s servername -j jukeboxname
      taking care ElementID is available and free

migrating savesets to second server

  • obtain storage node and autochanger licences. temporary demo codes that come with media sets should do fine
  • load media in device, take note of the # of the slot AND device
  • stop first server nsr_shutdown, start nsrexec
  • configure first server as storage node on second server
  • once device shows in libraries > configure library
  • inventory source tape, might unload, so 'load (without mount?)' again
  • on remote node start scanner -i -s networkerservernamehere -c clientnamehere/dev/rmt/4cbn
  • query savesets on volume and clone to target clone pool via right click
  • once finished, empty devices, right click on libraries and delete jukebox
  • delete devices
  • delete storage node (optional?)
  • nsr_shutdown on storage node to exit client
  • networker start on 'storage node' /etc/init.d/networker start
  • loading multiple tapes in devices and running scanner in parallel?

recovering recycled saveset

#acquire ssid AND cloneid , getting cloneid >
bash-2.05#  mminfo -q "volume=nonbarcode.033" -r "ssid, cloneid"|grep 274737105
bash-2.05# nsrmm -e 3weeks -S 274737105/2188882108 #change retention of a saveset
bash-2.05# nsrmm -o notrecyclable -v -S 274737105/1231038059
Mark save set copy 274737105/1231038059 as not recyclable? yes
nsrck -L7 -t MM/DD/YY your_client_name_here
where DD is the day *after* the day of the saveset.

Reporting

Sandbox

mminfo
bash-2.05# mminfo -v -c client123 -q 'savetime>=01/04/2009,savetime<=01/05/2009 00:00:00' 
 volume        client           date     time         size ssid      fl   lvl name
nonbarcode.066 client123          01/04/09 04:00:58 1848 MB 274737105 cE  full /usr/IBMIHS

bash-2.05# mminfo -v -c client123 -q 'savetime>=01/04/2009,savetime<=01/05/2009 00:00:00' -q 'volume=nonbarcode.066' -r 'ssid,cloneid,volume,name,ssflags'
 ssid         clone id volume        name                           ssflags
274737105   1231038059 nonbarcode.066 /usr/IBMIHS                   vrEF


bash-2.05#  mminfo -a -q 'ssexp>=2month' nonbarcode.070 #to show which saveset prevents tape from recycling (with -r 'ssid' to get a number)
volume        client       date      size   level  name
nonbarcode.070 c3300018    01/04/09  15 MB    full  /some/dir

Errors

nsrd media info: Searching for new backup devices...^M
nsrd media info: Searching for NetWorker SCSI devices on 'server234'...^M
nsrd media info: Detection process for host server234 reports startwait: invalid pid or bad return from md_add: Errno 943^M
nsrd media info: Search for new backup devices completed with one failure.^M
Media warning: Can't create new LTO Ultrium-3 : The device HP      Ultrium 3-SCSI G27D is not installed properly.
  • RPC error: Server can't decode arguments
  • " filesys_nuke_ssid: unable to unlink"

Levels

FAQ

  • What happend with savesets of clients that are erased?
  • nsr.dir

Software Download

Links

slow

tuneups

  • compress directive
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