HP dp6.1备份sql server2k，速度奇慢无比

lida0407

同时也备份了oracle数据库，速度正常，但是备份sql srv大概才1M/s

以下是log
[Warning] From: BSM@smgdp "mm_trans"  Time: 12/25/2009 2:30:05 PM
[61:7008]      Invalid medium 7cbe1bac:457452a4:0c30:0001 in the prealloc list
    of the device "drive".

[Warning] From: BSM@smgdp "mm_trans"  Time: 12/25/2009 2:30:05 PM
[61:7008]      Invalid medium 7cbe1bac:4771f9f3:072c:0001 in the prealloc list
    of the device "drive".

[Warning] From: BSM@smgdp "mm_trans"  Time: 12/25/2009 2:30:05 PM
[61:7008]      Invalid medium 7cbe1bac:47736c0b:0540:0001 in the prealloc list
    of the device "drive".

[Warning] From: BSM@smgdp "mm_trans"  Time: 12/25/2009 2:30:05 PM
[61:17102]     Not enough licenses "Direct attached tape drive for Windows / NetWare / Linux".
    Session is waiting for some of devices to get free.

[Warning] From: BSM@smgdp "mm_trans"  Time: 12/25/2009 2:30:05 PM
[61:2013]      Some of the backup devices are occupied. Session is waiting
    for all the devices to get free.

[Normal] From: BSM@smgdp "mm_trans"  Time: 12/25/2009 2:42:22 PM
[61:2050]     Too many backup sessions are running in parallel.
    Session is waiting for some other session to complete.

[Normal] From: BSM@smgdp "mm_trans"  Time: 12/25/2009 2:42:55 PM
    OB2BAR application on "mm" successfully started.

[Normal] From: OB2BAR_Main@mm "(DEFAULT)"  Time: 2009-12-25 14:42:55

    Hewlett-Packard Data Protector Backup and Restore Agent for Microsoft SQL Server 7.0/2000

    connected to SQL Server version 8.0 on machine MM

    Microsoft SQL Server  2000 - 8.00.2039 (Intel X86)
    May  3 2005 23:18:38
[Normal] From: BMA@smgdp "drive"  Time: 12/25/2009 2:43:02 PM
    STARTING Media Agent "drive"

    Copyright (c) 1988-2003 Microsoft Corporation
    Standard Edition on Windows NT 5.0 (Build 2195: Service Pack 4)


[Normal] From: OB2BAR_Main@mm "(DEFAULT)"  Time: 2009-12-25 14:42:55
    Character set: Latin1-General
         Sort order   : case-insensitive, accent-sensitive, kanatype-insensitive, width-insensitive for Unicode Data, SQL Server Sort Order 52 on Code Page 1252 for non-Unicode Data


[Normal] From: OB2BAR_Main@mm "(DEFAULT)"  Time: 2009-12-25 14:42:55
    Direct mode is disabled.

[Normal] From: OB2BAR_Main@mm "(DEFAULT)"  Time: 2009-12-25 14:42:56

    Pre-backup database information:


    Database name ........: ram1
    Requested backup type.: transaction log (incremental)
    Log backup possible ..: NO
    Approximate backup size ..: 7770691 kB
    Backup group .........: -
    Resources ............: -
    Concurrency ..........: 1

[Normal] From: BMA@smgdp "drive"  Time: 12/25/2009 2:43:06 PM
    By: UMA@smgdp@scsi3:0:4:1
    Loading medium from slot 20 to device scsi3:0:4:0C

[Normal] From: OB2BAR_ram1_0@mm "(DEFAULT)"  Time: 12/25/2009 2:44:08 PM
    Starting OB2BAR Backup: mm:/(DEFAULT)m1/0 "MSSQL"

[Normal] From: OB2BAR_Main@mm "(DEFAULT)"  Time: 2009-12-25 14:44:08
    Starting backup of database ram1. Required backup type is transaction log (incremental).

[Warning] From: OB2BAR_Main@mm "(DEFAULT)"  Time: 2009-12-25 14:44:08
[152:40] Cannot backup incrementally, switching to full (SQL 6.x or master database) or differential (SQL 7.0/2000) backup.

[Normal] From: OB2BAR_Main@mm "(DEFAULT)"  Time: 2009-12-25 14:44:08
    SQL statement:
    BACKUP DATABASE (ram1) TO
    VIRTUAL_DEVICE = "Data Protector_(DEFAULT)_ram1_14_42_55"
    WITH NAME = 'Data Protector: 2009/12/25 0049', DIFFERENTIAL, BLOCKSIZE = 4096, MAXTRANSFERSIZE = 65536;

最后一行的地方在走数据，7G多要备N久