Read migrated file from RO fileset
Fileset: RO, with partial file caching enabled
Initial home state: migrated
Initial cache state: Fully cached and migrated
Action: Read same/different blocks from cache
End home state: migrated
End cache state: pre-migrated and cached
Read the whole file from cache and migrate it
# cat /gpfs/fs2/hsmCacheRO/file4 > /dev/null (06:36:35) c41bn3:~ # ls -lashi /gpfs/fs2/hsmCacheRO
total 1.1M
2533359619 8.0K drwx------ 5 root root 8.0K Feb 4 06:24 .
3 32K drwxrwxrwx 472 root root 32K Feb 4 06:02 ..
2533437440 8.0K drwx------ 65535 root root 8.0K Feb 4 05:52 .afm
2533437441 8.0K drwx------ 65535 root root 8.0K Feb 4 05:52 .ptrash
2533437445 8.0K dr-xr-xr-x 2 root root 8.0K Dec 31 1969 .snapshots
2533437443 0 -rw-r--r-- 1 root root 1.0M Feb 4 05:55 file1
2533437442 0 -rw-r--r-- 1 root root 0 Feb 4 06:07 file2
2533437449 0 -rw-r--r-- 1 root root 1.0M Feb 4 05:55 file3Renamed
2533437444 1.0M -rw-r--r-- 1 root root 1.0M Feb 4 05:55 file4
# dsmmigrate /gpfs/fs2/hsmCacheRO/file4
Tivoli Storage Manager
Command Line Space Management Client Interface
Client Version 7, Release 1, Level 3.0
Client date/time: 02/04/16 06:37:17
(c) Copyright by IBM Corporation and other(s) 1990, 2016. All Rights Reserved.
# dsmls /gpfs/fs2/hsmCacheRO/file4
Tivoli Storage Manager
Command Line Space Management Client Interface
Client Version 7, Release 1, Level 3.0
Client date/time: 02/04/16 06:37:28
(c) Copyright by IBM Corporation and other(s) 1990, 2016. All Rights Reserved.
ActS ResS ResB FSt FName
1048576 0 0 m file4
Migrate the file from home
# dsmmigrate /gpfs/fs2/hsmHomeRO/file4
ANS0102W Unable to open the message repository /opt/tivoli/tsm/client/ba/bin/EN_IN/dsmclientV3.cat. The
American English repository will be used instead.
Tivoli Storage Manager
Command Line Space Management Client Interface
Client Version 7, Release 1, Level 3.0
Client date/time: 02/04/16 06:37:38
(c) Copyright by IBM Corporation and other(s) 1990, 2016. All Rights Reserved.
# dsmls /gpfs/fs2/hsmHomeRO/file4
ANS0102W Unable to open the message repository /opt/tivoli/tsm/client/ba/bin/EN_IN/dsmclientV3.cat. The
American English repository will be used instead.
Tivoli Storage Manager
Command Line Space Management Client Interface
Client Version 7, Release 1, Level 3.0
Client date/time: 02/04/16 06:37:48
(c) Copyright by IBM Corporation and other(s) 1990, 2016. All Rights Reserved.
ActS ResS ResB FSt FName
1048576 0 0 m file4
# tspcacheutil /gpfs/fs2/hsmCacheRO/file4 | grep cached
cached 1 hasState 1 local 0
Set prefetch threshold in cache
# mmchfileset fs2 hsmCacheRO -p afmPrefetchThreshold=60
Fileset hsmCacheRO changed.
# mmlsfileset fs2 hsmCacheRO --afm -L | grep "Prefetch Threshold"
Prefetch Threshold 60
Read the file from cache to make it pre-migrated
# dd if=/gpfs/fs2/hsmCacheRO/file4 of=/dev/null bs=500K count=1 >/dev/null
1+0 records in
1+0 records out
512000 bytes (512 kB) copied, 0.289054 s, 1.8 MB/s
# dsmls /gpfs/fs2/hsmCacheRO/file4
Tivoli Storage Manager
Command Line Space Management Client Interface
Client Version 7, Release 1, Level 3.0
Client date/time: 02/04/16 06:47:08
(c) Copyright by IBM Corporation and other(s) 1990, 2016. All Rights Reserved.
ActS ResS ResB FSt FName
1048576 1048576 1024 p file4
# dsmls /gpfs/fs2/hsmHomeRO/file4
ANS0102W Unable to open the message repository /opt/tivoli/tsm/client/ba/bin/EN_IN/dsmclientV3.cat. The
The American English repository will be used instead.
Tivoli Storage Manager
Command Line Space Management Client Interface
Client Version 7, Release 1, Level 3.0
Client date/time: 02/04/16 06:47:16
(c) Copyright by IBM Corporation and other(s) 1990, 2016. All Rights Reserved.
ActS ResS ResB FSt FName
1048576 0 0 m file4
# tspcacheutil /gpfs/fs2/hsmCacheRO/file4 | grep cached
cached 1 hasState 1 local 0