Gene Heskett wrote: > > In which case I would do 2 things, 1, add enough more 1.5Tb drives to the > holding disk array to bring it to where it can handle the inparallel > setting, and/or 2, reduce inparallel to something that will fit in the > holding disk array when all of them use the same holding disk > simultaneously. >
As I see with this backup model it will be necessary to have bigger server. > > I'm not fam with the LTO-4 drive, what is the capacity of one tape? > 800Gb/1.6Tb > > I also concur with Jon LaBadie, you need to add another batch of tapes if > you are to be able to use a dumpcycle effectively. If you have say 20Tb all > told, then obviously either that tapes must be that big, or runtapes will be > greater than one. > with two NEO's I will have 48Tb (800gb * 60 slots) uncompressed space on tapes. > > Use of compression will help as that data is probably not well packed due to > formatting, and this is yet another example where the use of the drives > compression would _not_ be advantageous. When you use the drives > compressor, amanda has no clue about how full the tape is because of the > hardware compressors variable effectiveness. If you use gzip (I've had some > problems with bzip2) in your 'dumptype', then amanda counts bytes at the > output of gzip, and has a much more precise view of what remaining capacity > that tape may have. > > And this brings up yet another gotcha. The state of the hardware > compression switch is generally stored in an invisible to us mortals, hidden > header on the tape. That means you can turn it off, and the drive, in the > process of recognizing the tape when it is inserted, will silently turn it > back on if the tape has this flag set. In order to fix this, you will have > to rewind the tape, and without allowing the drive to move the tape from > that rewound state, write a new label using the force option. That seems to > be the only way to turn compression in the drive off and make it stick. > gzip then can do its best, which is usually much better than the hardware > can do. My own /home, with 3.3Gb of data in it, compressed to 33.4% of its > original size for a level0 last night. > I'm not going to use compression i had bad experience with this feature with netvault. I'm rerunning amanda increasing number DLE with total amount of data 3.3Tb. Fourth time I get this error after loading third tape: > > Tue Apr 6 23:31:44 2010: taper: Device tape:/dev/nst1 error = 'No space left > on device' > Tue Apr 6 23:31:44 2010: taper: Device tape:/dev/nst1 setting status > flag(s): DEVICE_STATUS_VOLUME_ERROR > Tue Apr 6 23:32:09 2010: taper: invoking /usr/sbin/mtx -f /dev/sg3 status > Tue Apr 6 23:32:09 2010: taper: robot: updating state > Tue Apr 6 23:32:09 2010: taper: Amanda::Taper::Scan::traditional stage 1: > search for oldest reusable volume > Tue Apr 6 23:32:09 2010: taper: Amanda::Taper::Scan::traditional no oldest > reusable volume > Tue Apr 6 23:32:09 2010: taper: Amanda::Taper::Scan::traditional stage 2: > scan for any reusable volume > Tue Apr 6 23:32:09 2010: taper: robot: too early for another 'status' > invocation > Tue Apr 6 23:32:09 2010: taper: robot: loading next relative to current > slot: 7 > Tue Apr 6 23:32:09 2010: taper: robot: using drive 1 > Tue Apr 6 23:32:09 2010: taper: robot: unloading drive 1 > Tue Apr 6 23:32:09 2010: taper: invoking /usr/sbin/mtx -f /dev/sg3 unload 5 1 > Tue Apr 6 23:32:42 2010: taper: robot: unload complete > Tue Apr 6 23:32:42 2010: taper: invoking /usr/sbin/mtx -f /dev/sg3 load 7 1 > Tue Apr 6 23:33:09 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:09 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:09 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:12 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:12 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:12 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:15 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:15 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:15 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:18 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:18 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:18 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:21 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:21 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:21 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:24 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:24 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:24 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:27 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:27 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:27 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:30 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:30 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:30 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:33 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:33 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:33 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:36 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:36 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:36 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:39 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:39 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:39 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:42 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:42 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:42 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:45 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:45 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:45 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:48 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:48 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:48 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:51 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:51 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:51 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:54 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:54 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:54 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:33:57 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:33:57 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:33:57 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:00 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:00 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:00 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:03 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:03 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:03 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:06 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:06 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:06 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:09 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:09 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:09 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:12 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:12 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:12 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:15 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:15 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:15 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:18 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:18 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:18 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:21 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:21 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:21 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:24 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:24 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:24 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:27 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:27 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:27 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:30 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:30 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:30 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:33 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:33 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:33 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:36 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:36 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:36 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:39 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:39 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:39 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:42 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:42 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:42 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:45 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:45 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:45 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:48 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:48 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:48 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:51 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:51 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:51 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:54 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:54 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:54 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:34:57 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:34:57 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:34:57 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:35:00 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:35:00 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:35:00 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:35:03 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:35:03 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:35:03 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:35:06 2010: taper: robot: polling 'tape:/dev/nst2' to see if > it's ready > Tue Apr 6 23:35:06 2010: taper: Device tape:/dev/nst2 error = 'Can't open > tape device /dev/nst2: Device or resource busy' > Tue Apr 6 23:35:06 2010: taper: Device tape:/dev/nst2 setting status > flag(s): DEVICE_STATUS_DEVICE_BUSY > Tue Apr 6 23:35:06 2010: taper: new Amanda::Changer::Error: type='fatal', > message='while waiting for 'tape:/dev/nst2' to become ready: Can't open tape > device /dev/nst2: Device or resource busy' > Tue Apr 6 23:35:06 2010: taper: Amanda::Taper::Scan::traditional result: > error=while waiting for 'tape:/dev/nst2' to become ready: Can't open tape > device /dev/nst2: Device or resource busy > Tue Apr 6 23:35:06 2010: taper: Cancelling <x...@0x7f2bf016e710 > (<xfersourcedirecttcplis...@0x155b6a0> -> <xferdesttapersplit...@0x1514230>)> > Tue Apr 6 23:35:06 2010: taper: pid 5195 finish time Tue Apr 6 23:35:06 2010 > Can you edit and remove my email. thanks +---------------------------------------------------------------------- |This was sent by [email protected] via Backup Central. |Forward SPAM to [email protected]. 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