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Error report for Scalar library personality module

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Error report for Scalar library personality module

ally_2020
Hi,

I'm testing on rhel7 + mhvtl-1.5.3:

[root@localhost mhvtl-1.5]#make
[root@localhost mhvtl-1.5]#make install
[root@localhost mhvtl-1.5]#cd kernel
[root@localhost mhvtl-1.5]#make
[root@localhost mhvtl-1.5]#make install
[root@localhost mhvtl-1.5]service mhvtl start
[root@localhost mhvtl-1.5]# lsscsi -g
[0:0:0:0]    disk    VMware,  VMware Virtual S 1.0   /dev/sda   /dev/sg0
[0:0:1:0]    disk    VMware,  VMware Virtual S 1.0   /dev/sdb   /dev/sg1
[0:0:2:0]    disk    VMware,  VMware Virtual S 1.0   /dev/sdc   /dev/sg2
[4:0:0:0]    cd/dvd  NECVMWar VMware SATA CD01 1.00  /dev/sr0   /dev/sg3
[33:0:0:0]   mediumx STK      L700             0105  /dev/sch0  /dev/sg12
[33:0:1:0]   tape    IBM      ULT3580-TD5      0105  /dev/st0   /dev/sg4
[33:0:2:0]   tape    IBM      ULT3580-TD5      0105  /dev/st1   /dev/sg5
[33:0:3:0]   tape    IBM      ULT3580-TD4      0105  /dev/st2   /dev/sg6
[33:0:4:0]   tape    IBM      ULT3580-TD4      0105  /dev/st3   /dev/sg7
[33:0:8:0]   mediumx STK      L80              0105  /dev/sch1  /dev/sg13
[33:0:9:0]   tape    STK      T10000B          0105  /dev/st4   /dev/sg8
[33:0:10:0]  tape    STK      T10000B          0105  /dev/st5   /dev/sg9
[33:0:11:0]  tape    STK      T10000B          0105  /dev/st6   /dev/sg10
[33:0:12:0]  tape    STK      T10000B          0105  /dev/st7   /dev/sg11

[root@localhost mhvtl-1.5]service mhvtl stop
[root@localhost mhvtl-1.5]sed -i -e '23s/STK/QUANTUM/g' -e '24s/L700/Scalar\ i40/g' /etc/mhvtl/device.conf
[root@localhost mhvtl-1.5]service mhvtl start
*** Error in `vtllibrary': free(): invalid pointer: 0x0000000001015a10 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x7d1fd)[0x7f4a185e51fd]
vtllibrary[0x407eae]
vtllibrary[0x4029de]
/lib64/libc.so.6(__libc_start_main+0xf5)[0x7f4a18589af5]
vtllibrary[0x404531]
======= Memory map: ========
00400000-0040d000 r-xp 00000000 fd:00 34547203                           /usr/bin/vtllibrary
0060c000-0060d000 r--p 0000c000 fd:00 34547203                           /usr/bin/vtllibrary
0060d000-0060f000 rw-p 0000d000 fd:00 34547203                           /usr/bin/vtllibrary
0060f000-00610000 rw-p 00000000 00:00 0
01013000-01034000 rw-p 00000000 00:00 0                                  [heap]
7f4a18136000-7f4a1814b000 r-xp 00000000 fd:00 67149960                   /usr/lib64/libgcc_s-4.8.3-20140911.so.1
7f4a1814b000-7f4a1834a000 ---p 00015000 fd:00 67149960                   /usr/lib64/libgcc_s-4.8.3-20140911.so.1
7f4a1834a000-7f4a1834b000 r--p 00014000 fd:00 67149960                   /usr/lib64/libgcc_s-4.8.3-20140911.so.1
7f4a1834b000-7f4a1834c000 rw-p 00015000 fd:00 67149960                   /usr/lib64/libgcc_s-4.8.3-20140911.so.1
7f4a1834c000-7f4a18362000 r-xp 00000000 fd:00 67203892                   /usr/lib64/libpthread-2.17.so
7f4a18362000-7f4a18562000 ---p 00016000 fd:00 67203892                   /usr/lib64/libpthread-2.17.so
7f4a18562000-7f4a18563000 r--p 00016000 fd:00 67203892                   /usr/lib64/libpthread-2.17.so
7f4a18563000-7f4a18564000 rw-p 00017000 fd:00 67203892                   /usr/lib64/libpthread-2.17.so
7f4a18564000-7f4a18568000 rw-p 00000000 00:00 0
7f4a18568000-7f4a1871e000 r-xp 00000000 fd:00 67203866                   /usr/lib64/libc-2.17.so
7f4a1871e000-7f4a1891e000 ---p 001b6000 fd:00 67203866                   /usr/lib64/libc-2.17.so
7f4a1891e000-7f4a18922000 r--p 001b6000 fd:00 67203866                   /usr/lib64/libc-2.17.so
7f4a18922000-7f4a18924000 rw-p 001ba000 fd:00 67203866                   /usr/lib64/libc-2.17.so
7f4a18924000-7f4a18929000 rw-p 00000000 00:00 0
7f4a18929000-7f4a18944000 r-xp 00000000 fd:00 68391877                   /usr/lib64/libvtlscsi.so
7f4a18944000-7f4a18b43000 ---p 0001b000 fd:00 68391877                   /usr/lib64/libvtlscsi.so
7f4a18b43000-7f4a18b44000 r--p 0001a000 fd:00 68391877                   /usr/lib64/libvtlscsi.so
7f4a18b44000-7f4a18b45000 rw-p 0001b000 fd:00 68391877                   /usr/lib64/libvtlscsi.so
7f4a18b45000-7f4a18b66000 r-xp 00000000 fd:00 67203859                   /usr/lib64/ld-2.17.so
7f4a18d5c000-7f4a18d5f000 rw-p 00000000 00:00 0
7f4a18d64000-7f4a18d66000 rw-p 00000000 00:00 0
7f4a18d66000-7f4a18d67000 r--p 00021000 fd:00 67203859                   /usr/lib64/ld-2.17.so
7f4a18d67000-7f4a18d68000 rw-p 00022000 fd:00 67203859                   /usr/lib64/ld-2.17.so
7f4a18d68000-7f4a18d69000 rw-p 00000000 00:00 0
7fffd2463000-7fffd2484000 rw-p 00000000 00:00 0                          [stack]
7fffd25fe000-7fffd2600000 r-xp 00000000 00:00 0                          [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]
/bin/build_library_config: line 78: 12835 Aborted                 vtllibrary -q $a $OPTIONS $FIFO
vtllibrary process PID is 12838

[root@localhost mhvtl-1.5]# lsscsi -g
[0:0:0:0]    disk    VMware,  VMware Virtual S 1.0   /dev/sda   /dev/sg0
[0:0:1:0]    disk    VMware,  VMware Virtual S 1.0   /dev/sdb   /dev/sg1
[0:0:2:0]    disk    VMware,  VMware Virtual S 1.0   /dev/sdc   /dev/sg2
[4:0:0:0]    cd/dvd  NECVMWar VMware SATA CD01 1.00  /dev/sr0   /dev/sg3
[33:0:1:0]   tape    IBM      ULT3580-TD5      0105  /dev/st0   /dev/sg4
[33:0:2:0]   tape    IBM      ULT3580-TD5      0105  /dev/st1   /dev/sg5
[33:0:3:0]   tape    IBM      ULT3580-TD4      0105  /dev/st2   /dev/sg6
[33:0:4:0]   tape    IBM      ULT3580-TD4      0105  /dev/st3   /dev/sg7
[33:0:8:0]   mediumx STK      L80              0105  /dev/sch0  /dev/sg12
[33:0:9:0]   tape    STK      T10000B          0105  /dev/st4   /dev/sg8
[33:0:10:0]  tape    STK      T10000B          0105  /dev/st5   /dev/sg9
[33:0:11:0]  tape    STK      T10000B          0105  /dev/st6   /dev/sg10
[33:0:12:0]  tape    STK      T10000B          0105  /dev/st7   /dev/sg11


[root@localhost ~]# cat /etc/mhvtl/device.conf

VERSION: 5

# VPD page format:
# <page #> <Length> <x> <x+1>... <x+n>
# NAA format is an 8 hex byte value seperated by ':'
# Note: NAA is part of inquiry VPD 0x83
#
# Each 'record' is separated by one (or more) blank lines.
# Each 'record' starts at column 1
# Serial num max len is 10.
# Compression: factor X enabled 0|1
#     Where X is zlib compression factor        1 = Fastest compression
#                                               9 = Best compression
#     enabled 0 == off, 1 == on
#
# fifo: /var/tmp/mhvtl
# If enabled, data must be read from fifo, otherwise daemon will block
# trying to write.
# e.g. cat /var/tmp/mhvtl (in another terminal)

Library: 10 CHANNEL: 00 TARGET: 00 LUN: 00
 Vendor identification: QUANTUM
 Product identification: Scalar i40
 Unit serial number: XYZZY_A
 NAA: 10:22:33:44:ab:00:00:00
 Home directory: /opt/mhvtl
 PERSIST: False
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 11 CHANNEL: 00 TARGET: 01 LUN: 00
 Library ID: 10 Slot: 01
 Vendor identification: IBM
 Product identification: ULT3580-TD5
 Unit serial number: XYZZY_A1
 NAA: 10:22:33:44:ab:00:01:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 12 CHANNEL: 00 TARGET: 02 LUN: 00
 Library ID: 10 Slot: 02
 Vendor identification: IBM
 Product identification: ULT3580-TD5
 Unit serial number: XYZZY_A2
 NAA: 10:22:33:44:ab:00:02:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 13 CHANNEL: 00 TARGET: 03 LUN: 00
 Library ID: 10 Slot: 03
 Vendor identification: IBM
 Product identification: ULT3580-TD4
 Unit serial number: XYZZY_A3
 NAA: 10:22:33:44:ab:00:03:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 14 CHANNEL: 00 TARGET: 04 LUN: 00
 Library ID: 10 Slot: 04
 Vendor identification: IBM
 Product identification: ULT3580-TD4
 Unit serial number: XYZZY_A4
 NAA: 10:22:33:44:ab:00:04:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Library: 30 CHANNEL: 00 TARGET: 08 LUN: 00
 Vendor identification: STK
 Product identification: L80
 Unit serial number: XYZZY_B
 NAA: 30:22:33:44:ab:00:08:00
 Home directory: /opt/mhvtl
 PERSIST: False
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 31 CHANNEL: 00 TARGET: 09 LUN: 00
 Library ID: 30 Slot: 01
 Vendor identification: STK
 Product identification: T10000B
 Unit serial number: XYZZY_B1
 NAA: 30:22:33:44:ab:00:09:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 32 CHANNEL: 00 TARGET: 10 LUN: 00
 Library ID: 30 Slot: 02
 Vendor identification: STK
 Product identification: T10000B
 Unit serial number: XYZZY_B2
 NAA: 30:22:33:44:ab:00:10:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 33 CHANNEL: 00 TARGET: 11 LUN: 00
 Library ID: 30 Slot: 03
 Vendor identification: STK
 Product identification: T10000B
 Unit serial number: XYZZY_B3
 NAA: 30:22:33:44:ab:00:11:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 34 CHANNEL: 00 TARGET: 12 LUN: 00
 Library ID: 30 Slot: 04
 Vendor identification: STK
 Product identification: T10000B
 Unit serial number: XYZZY_B4
 NAA: 30:22:33:44:ab:00:12:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl


when change back to STK L700(ora IBM 03584L32), mhvtl works again,
maybe something wrong with the Scalar library personality module .



thanks for the great mhvtl !


ally_2020
 
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Re: Error report for Scalar library personality module

Mark Harvey
Administrator
Many thanks for the bug report. Looking at it now

Sent from my iPhone

On 6 May 2015, at 16:13, ally_2020 [via mhVTL - A Linux Virtual Tape Library] <[hidden email]> wrote:

Hi,

I'm testing on rhel7 + mhvtl-1.5.3:

[root@localhost mhvtl-1.5]#make
[root@localhost mhvtl-1.5]#make install
[root@localhost mhvtl-1.5]#cd kernel
[root@localhost mhvtl-1.5]#make
[root@localhost mhvtl-1.5]#make install
[root@localhost mhvtl-1.5]service mhvtl start
[root@localhost mhvtl-1.5]# lsscsi -g
[0:0:0:0]    disk    VMware,  VMware Virtual S 1.0   /dev/sda   /dev/sg0
[0:0:1:0]    disk    VMware,  VMware Virtual S 1.0   /dev/sdb   /dev/sg1
[0:0:2:0]    disk    VMware,  VMware Virtual S 1.0   /dev/sdc   /dev/sg2
[4:0:0:0]    cd/dvd  NECVMWar VMware SATA CD01 1.00  /dev/sr0   /dev/sg3
[33:0:0:0]   mediumx STK      L700             0105  /dev/sch0  /dev/sg12
[33:0:1:0]   tape    IBM      ULT3580-TD5      0105  /dev/st0   /dev/sg4
[33:0:2:0]   tape    IBM      ULT3580-TD5      0105  /dev/st1   /dev/sg5
[33:0:3:0]   tape    IBM      ULT3580-TD4      0105  /dev/st2   /dev/sg6
[33:0:4:0]   tape    IBM      ULT3580-TD4      0105  /dev/st3   /dev/sg7
[33:0:8:0]   mediumx STK      L80              0105  /dev/sch1  /dev/sg13
[33:0:9:0]   tape    STK      T10000B          0105  /dev/st4   /dev/sg8
[33:0:10:0]  tape    STK      T10000B          0105  /dev/st5   /dev/sg9
[33:0:11:0]  tape    STK      T10000B          0105  /dev/st6   /dev/sg10
[33:0:12:0]  tape    STK      T10000B          0105  /dev/st7   /dev/sg11

[root@localhost mhvtl-1.5]service mhvtl stop
[root@localhost mhvtl-1.5]sed -i -e '23s/STK/QUANTUM/g' -e '24s/L700/Scalar\ i40/g' /etc/mhvtl/device.conf
[root@localhost mhvtl-1.5]service mhvtl start
*** Error in `vtllibrary': free(): invalid pointer: 0x0000000001015a10 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x7d1fd)[0x7f4a185e51fd]
vtllibrary[0x407eae]
vtllibrary[0x4029de]
/lib64/libc.so.6(__libc_start_main+0xf5)[0x7f4a18589af5]
vtllibrary[0x404531]
======= Memory map: ========
00400000-0040d000 r-xp 00000000 fd:00 34547203                           /usr/bin/vtllibrary
0060c000-0060d000 r--p 0000c000 fd:00 34547203                           /usr/bin/vtllibrary
0060d000-0060f000 rw-p 0000d000 fd:00 34547203                           /usr/bin/vtllibrary
0060f000-00610000 rw-p 00000000 00:00 0
01013000-01034000 rw-p 00000000 00:00 0                                  [heap]
7f4a18136000-7f4a1814b000 r-xp 00000000 fd:00 67149960                   /usr/lib64/libgcc_s-4.8.3-20140911.so.1
7f4a1814b000-7f4a1834a000 ---p 00015000 fd:00 67149960                   /usr/lib64/libgcc_s-4.8.3-20140911.so.1
7f4a1834a000-7f4a1834b000 r--p 00014000 fd:00 67149960                   /usr/lib64/libgcc_s-4.8.3-20140911.so.1
7f4a1834b000-7f4a1834c000 rw-p 00015000 fd:00 67149960                   /usr/lib64/libgcc_s-4.8.3-20140911.so.1
7f4a1834c000-7f4a18362000 r-xp 00000000 fd:00 67203892                   /usr/lib64/libpthread-2.17.so
7f4a18362000-7f4a18562000 ---p 00016000 fd:00 67203892                   /usr/lib64/libpthread-2.17.so
7f4a18562000-7f4a18563000 r--p 00016000 fd:00 67203892                   /usr/lib64/libpthread-2.17.so
7f4a18563000-7f4a18564000 rw-p 00017000 fd:00 67203892                   /usr/lib64/libpthread-2.17.so
7f4a18564000-7f4a18568000 rw-p 00000000 00:00 0
7f4a18568000-7f4a1871e000 r-xp 00000000 fd:00 67203866                   /usr/lib64/libc-2.17.so
7f4a1871e000-7f4a1891e000 ---p 001b6000 fd:00 67203866                   /usr/lib64/libc-2.17.so
7f4a1891e000-7f4a18922000 r--p 001b6000 fd:00 67203866                   /usr/lib64/libc-2.17.so
7f4a18922000-7f4a18924000 rw-p 001ba000 fd:00 67203866                   /usr/lib64/libc-2.17.so
7f4a18924000-7f4a18929000 rw-p 00000000 00:00 0
7f4a18929000-7f4a18944000 r-xp 00000000 fd:00 68391877                   /usr/lib64/libvtlscsi.so
7f4a18944000-7f4a18b43000 ---p 0001b000 fd:00 68391877                   /usr/lib64/libvtlscsi.so
7f4a18b43000-7f4a18b44000 r--p 0001a000 fd:00 68391877                   /usr/lib64/libvtlscsi.so
7f4a18b44000-7f4a18b45000 rw-p 0001b000 fd:00 68391877                   /usr/lib64/libvtlscsi.so
7f4a18b45000-7f4a18b66000 r-xp 00000000 fd:00 67203859                   /usr/lib64/ld-2.17.so
7f4a18d5c000-7f4a18d5f000 rw-p 00000000 00:00 0
7f4a18d64000-7f4a18d66000 rw-p 00000000 00:00 0
7f4a18d66000-7f4a18d67000 r--p 00021000 fd:00 67203859                   /usr/lib64/ld-2.17.so
7f4a18d67000-7f4a18d68000 rw-p 00022000 fd:00 67203859                   /usr/lib64/ld-2.17.so
7f4a18d68000-7f4a18d69000 rw-p 00000000 00:00 0
7fffd2463000-7fffd2484000 rw-p 00000000 00:00 0                          [stack]
7fffd25fe000-7fffd2600000 r-xp 00000000 00:00 0                          [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]
/bin/build_library_config: line 78: 12835 Aborted                 vtllibrary -q $a $OPTIONS $FIFO
vtllibrary process PID is 12838

[root@localhost mhvtl-1.5]# lsscsi -g
[0:0:0:0]    disk    VMware,  VMware Virtual S 1.0   /dev/sda   /dev/sg0
[0:0:1:0]    disk    VMware,  VMware Virtual S 1.0   /dev/sdb   /dev/sg1
[0:0:2:0]    disk    VMware,  VMware Virtual S 1.0   /dev/sdc   /dev/sg2
[4:0:0:0]    cd/dvd  NECVMWar VMware SATA CD01 1.00  /dev/sr0   /dev/sg3
[33:0:1:0]   tape    IBM      ULT3580-TD5      0105  /dev/st0   /dev/sg4
[33:0:2:0]   tape    IBM      ULT3580-TD5      0105  /dev/st1   /dev/sg5
[33:0:3:0]   tape    IBM      ULT3580-TD4      0105  /dev/st2   /dev/sg6
[33:0:4:0]   tape    IBM      ULT3580-TD4      0105  /dev/st3   /dev/sg7
[33:0:8:0]   mediumx STK      L80              0105  /dev/sch0  /dev/sg12
[33:0:9:0]   tape    STK      T10000B          0105  /dev/st4   /dev/sg8
[33:0:10:0]  tape    STK      T10000B          0105  /dev/st5   /dev/sg9
[33:0:11:0]  tape    STK      T10000B          0105  /dev/st6   /dev/sg10
[33:0:12:0]  tape    STK      T10000B          0105  /dev/st7   /dev/sg11


[root@localhost ~]# cat /etc/mhvtl/device.conf

VERSION: 5

# VPD page format:
# <page #> <Length> <x> <x+1>... <x+n>
# NAA format is an 8 hex byte value seperated by ':'
# Note: NAA is part of inquiry VPD 0x83
#
# Each 'record' is separated by one (or more) blank lines.
# Each 'record' starts at column 1
# Serial num max len is 10.
# Compression: factor X enabled 0|1
#     Where X is zlib compression factor        1 = Fastest compression
#                                               9 = Best compression
#     enabled 0 == off, 1 == on
#
# fifo: /var/tmp/mhvtl
# If enabled, data must be read from fifo, otherwise daemon will block
# trying to write.
# e.g. cat /var/tmp/mhvtl (in another terminal)

Library: 10 CHANNEL: 00 TARGET: 00 LUN: 00
 Vendor identification: QUANTUM
 Product identification: Scalar i40
 Unit serial number: XYZZY_A
 NAA: 10:22:33:44:ab:00:00:00
 Home directory: /opt/mhvtl
 PERSIST: False
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 11 CHANNEL: 00 TARGET: 01 LUN: 00
 Library ID: 10 Slot: 01
 Vendor identification: IBM
 Product identification: ULT3580-TD5
 Unit serial number: XYZZY_A1
 NAA: 10:22:33:44:ab:00:01:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 12 CHANNEL: 00 TARGET: 02 LUN: 00
 Library ID: 10 Slot: 02
 Vendor identification: IBM
 Product identification: ULT3580-TD5
 Unit serial number: XYZZY_A2
 NAA: 10:22:33:44:ab:00:02:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 13 CHANNEL: 00 TARGET: 03 LUN: 00
 Library ID: 10 Slot: 03
 Vendor identification: IBM
 Product identification: ULT3580-TD4
 Unit serial number: XYZZY_A3
 NAA: 10:22:33:44:ab:00:03:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 14 CHANNEL: 00 TARGET: 04 LUN: 00
 Library ID: 10 Slot: 04
 Vendor identification: IBM
 Product identification: ULT3580-TD4
 Unit serial number: XYZZY_A4
 NAA: 10:22:33:44:ab:00:04:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Library: 30 CHANNEL: 00 TARGET: 08 LUN: 00
 Vendor identification: STK
 Product identification: L80
 Unit serial number: XYZZY_B
 NAA: 30:22:33:44:ab:00:08:00
 Home directory: /opt/mhvtl
 PERSIST: False
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 31 CHANNEL: 00 TARGET: 09 LUN: 00
 Library ID: 30 Slot: 01
 Vendor identification: STK
 Product identification: T10000B
 Unit serial number: XYZZY_B1
 NAA: 30:22:33:44:ab:00:09:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 32 CHANNEL: 00 TARGET: 10 LUN: 00
 Library ID: 30 Slot: 02
 Vendor identification: STK
 Product identification: T10000B
 Unit serial number: XYZZY_B2
 NAA: 30:22:33:44:ab:00:10:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 33 CHANNEL: 00 TARGET: 11 LUN: 00
 Library ID: 30 Slot: 03
 Vendor identification: STK
 Product identification: T10000B
 Unit serial number: XYZZY_B3
 NAA: 30:22:33:44:ab:00:11:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl

Drive: 34 CHANNEL: 00 TARGET: 12 LUN: 00
 Library ID: 30 Slot: 04
 Vendor identification: STK
 Product identification: T10000B
 Unit serial number: XYZZY_B4
 NAA: 30:22:33:44:ab:00:12:00
 Compression: factor 1 enabled 1
 Compression type: lzo
 Backoff: 400
# fifo: /var/tmp/mhvtl


when change back to STK L700(ora IBM 03584L32), mhvtl works again,
maybe something wrong with the Scalar library personality module .



thanks for the great mhvtl !


ally_2020
 


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NAML
Regards from Australia
Mark Harvey
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