Dear Kern,
I applied solution 1 AND 3 without success.
On 20-11-2014 12:28, Kern Sibbald wrote:
> Hello,
>
> There are a number of different ways to write to several drives at the
> same time. They are listed with the preferred solution (for most
> cases) first and the worst solution last.
>
> 1. This is probably the simplest and best. Simply limit the number of
> simultaneous jobs by putting a Maximum Simultaneous Jobs = nn inside
> each Device resource in your bacula-sd.conf file. Bacula version
> 7.0.x comes with this directive in the Device resources as a default.
>
Do you mean Maximum Concurrent Jobs = nn ? But wait, I put the setting
in Storage and Job definitions in bacula-sd.conf and bacula-dir.conf. I
will update the bacula-sd.conf to use the setting in Device resource and
see what happens.
> 2. As other people have pointed out, direct the output of different
> jobs to different Pools. This is very good for separating backups by
> say department, but is not an ideal way to limit concurrency.
> 3. Set Prefer Mounted Volumes = no. I *strongly* recommend against
> using this directive. It will inevitably lead to problems.
>
> Best regards,
> Kern
>
> On 11/18/2014 10:39 AM, Süleyman Kuran wrote:
>> Hi,
>>
>> I am trying to make bacula use multi drives in a Fujitsu Tape Library
>> with no success. Recently I added 3 more drives to bacula
>> configuration to reduce backup time. But bacula insists on using only
>> the first drive. Backup jobs are not sent to other suitable tape
>> drives. Jobs are started at the same time and queued. Jobs in the
>> queue is waiting for the previous job to finish even if there is a
>> valid media (tape) for the pool and other drives are idle. I can
>> mount other drives manually. Is there any other setting I'm missing
>> to make use of multi-drives? Please advise.
>>
>> Regards,
>>
>> Suleyman
>>
>> ==================================================================================
>> CentOS release 6.5 (Final)
>> Bacula version 5.0.0-12.el6
>>
>> *C**onfig files:*
>>
>> *bacula-sd.conf*
>> ==================================================================================
>> Storage { # definition of myself
>> Name = bacula-sd
>> SDPort = 9103 # Director's port
>> WorkingDirectory = "/var/spool/bacula"
>> Pid Directory = "/var/run"
>> * Maximum Concurrent Jobs = 2*
>> }
>> ....
>> Autochanger {
>> Name = AYKAutochanger
>> Device = Drive-1
>> Device = Drive-2
>> Device = Drive-3
>> Device = Drive-4
>> Changer Command = "/usr/libexec/bacula/mtx-changer %c %o %S %a %d"
>> Changer Device = /dev/sg9
>> }
>> Device {
>> Name = Drive-1
>> Drive Index = 0
>> Media Type = LTO-5
>> Archive Device = /dev/nst0
>> AutomaticMount = yes
>> AlwaysOpen = yes
>> RemovableMedia = yes
>> Random Access = no
>> Maximum File Size = 10GB
>> Changer Command = "/usr/libexec/bacula/mtx-changer %c %o %S %a %d"
>> Changer Device = /dev/sg9
>> AutoChanger = yes
>> }
>> Device {
>> Name = Drive-2
>> Drive Index = 1
>> Media Type = LTO-5
>> Archive Device = /dev/nst1
>> AutomaticMount = yes
>> AlwaysOpen = yes
>> RemovableMedia = yes
>> Random Access = no
>> Maximum File Size = 10GB
>> Changer Command = "/usr/libexec/bacula/mtx-changer %c %o %S %a %d"
>> Changer Device = /dev/sg9
>> AutoChanger = yes
>> Alert Command = "sh -c 'tapeinfo -f %c |grep TapeAlert|cat'"
>> }
>> Device {
>> Name = Drive-3
>> Drive Index = 2
>> Media Type = LTO-5
>> Archive Device = /dev/nst2
>> AutomaticMount = yes
>> AlwaysOpen = yes
>> RemovableMedia = yes
>> Random Access = no
>> Maximum File Size = 10GB
>> Changer Command = "/usr/libexec/bacula/mtx-changer %c %o %S %a %d"
>> # Changer Device = /dev/changer
>> Changer Device = /dev/sg9
>> AutoChanger = yes
>> Alert Command = "sh -c 'tapeinfo -f %c |grep TapeAlert|cat'"
>> }
>> Device {
>> Name = Drive-4
>> Drive Index = 3
>> Media Type = LTO-5
>> Archive Device = /dev/nst3
>> AutomaticMount = yes
>> AlwaysOpen = yes
>> RemovableMedia = yes
>> Random Access = no
>> Maximum File Size = 10GB
>> Changer Command = "/usr/libexec/bacula/mtx-changer %c %o %S %a %d"
>> Changer Device = /dev/sg9
>> AutoChanger = yes
>> Alert Command = "sh -c 'tapeinfo -f %c |grep TapeAlert|cat'"
>> }
>> ...
>> ===========================================================================
>> *ba**cula-dir.conf
>>
>> *Director { # define myself
>> Name = bacula-dir
>> DIRport = 9101 # where we listen for UA connections
>> QueryFile = "/etc/bacula/query.sql"
>> WorkingDirectory = "/var/spool/bacula"
>> PidDirectory = "/var/run"
>> * Maximum Concurrent Jobs = 2*
>> Password = "mypassword" # Console password
>> Messages = Daemon
>> }
>> JobDefs {
>> Name = "MyJobDefs"
>> Type = Backup
>> Storage = "Fujitsu ETERNUS LT60"
>> Max Start Delay = 36000 #do not start jobs after 10 hours
>> Messages = Standard
>> Pool = Default # will be overwritten by MultipleRUN Schedule
>> #Write Bootstrap = "/var/spool/bacula/%c.bsr"
>> * Prefer Mounted Volumes = no*
>> }
>> Job {
>> Name = "EbysFileBackup"
>> JobDefs = "MyJobDefs"
>> Client = bacula-fd
>> FileSet="EbysFiles"
>> Schedule = "MultipleRUN"
>> Priority = 10
>> }
>> Job {
>> Name = "LoggerBackup"
>> JobDefs = "MyJobDefs"
>> Client = logger-fd
>> FileSet="Logger"
>> Schedule = "MultipleRUN"
>> Priority = 15
>> }
>> Job {
>> Name = "RadiusBackup"
>> JobDefs = "MyJobDefs"
>> Client = radius-fd
>> FileSet="RadiusFiles"
>> Schedule = "MultipleRUN"
>> Priority = 20
>> }
>> Schedule {
>> Name = "MultipleRUN"
>> Run = Level=Full Pool=Daily mon-thu at 2:17
>> Run = Level=Full Pool=Daily 2nd-5th fri at 2:17
>> Run = Level=Full Pool=Daily 2nd-5th sat at 2:17
>> #never run Daily on 1st
>> Run = Level=Full Pool=Weekly sun at 2:17
>> #Run = Level=Incremental Pool=Weekly mon-sat at 19:05
>> Run = Level=Full Pool=Monthly 1st sat at 2:17
>> #Run = Level=Incremental Pool=Monthly sun-fri at 2:05
>> Run = Level=Full Pool=Offsite 1st fri at 2:17
>> }
>> Client {
>> Name = radius-fd
>> Address = client-address
>> FDPort = 9102
>> Catalog = MyCatalog
>> Password = "mypassword" # password for FileDaemon 2
>> }
>> Storage {
>> Name = "Fujitsu ETERNUS LT60"
>> Address = sd-FQDN-address # N.B. Use a fully
>> qualified name here
>> SDPort = 9103
>> Password = "mypassword" # password for Storage daemon
>> Device = AYKAutochanger
>> Media Type = LTO-5 # must be same as MediaType in
>> Storage daemon
>> Autochanger = yes # enable for autochanger device
>> Maximum Concurrent Jobs = 2
>> }
>> Pool {
>> Name = Daily
>> Pool Type = Backup
>> Recycle = yes # Bacula can automatically
>> recycle Volumes
>> AutoPrune = yes # Prune expired volumes
>> Volume Retention = 7 days
>> Cleaning Prefix = "CLN"
>> Maximum Volume Bytes = 4924983103488
>> }
>> Pool {
>> Name = Weekly
>> Pool Type = Backup
>> Recycle = yes # Bacula can automatically
>> recycle Volumes
>> AutoPrune = yes # Prune expired volumes
>> Volume Retention = 30 days
>> Cleaning Prefix = "CLN"
>> Maximum Volume Bytes = 4924983103488
>> }
>>
>> *#file**set definitions and some unrelated config snipped*
>> ============================================================
>> *bacula-fd.conf*
>>
>> FileDaemon { # this is me
>> Name = bacula-fd
>> FDport = 9102 # where we listen for the director
>> WorkingDirectory = /var/spool/bacula
>> Pid Directory = /var/run
>> * Maximum Concurrent Jobs = 2*
>> }
>> ....
>> *snipped*
>>
>> =========================================================
>>
>>
>>
>>
>>
>>
>>
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>
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