单选题A log logical volume is created as indicated below: root@host1:/# mklv -a c -t jfs2log -b y datavg 1 loglv00 root@host1:/# lsvg -l datavg datavg: LV NAMETYPELPsPPsPVsLV STATE MOUNT POINT loglv00jfs2log111closed/syncdN/AA new filesytem is then created using the new log logical volume.When the administrator attempts to mount the filesytem, the following error occurs:root@host1:/# mount/newfs mount: 0506-324 Cannot mount /dev/lv00 on /newfs: Asystem call received a parameter that is not valid. Which of the following actions will resolve this error?()ARecreate the file system with -p rw flags and re-mount.BRun 'logform /dev/loglv00' and hit 'y' to destroy all data.CRun 'clrginfo -p' to clear the invalid filesystem parameter.DChange 'account = true' value in /etc/filesystem to 'account = false'.
单选题
A log logical volume is created as indicated below: root@host1:/# mklv -a c -t jfs2log -b y datavg 1 loglv00 root@host1:/# lsvg -l datavg datavg: LV NAMETYPELPsPPsPVsLV STATE MOUNT POINT loglv00jfs2log111closed/syncdN/AA new filesytem is then created using the new log logical volume.When the administrator attempts to mount the filesytem, the following error occurs:root@host1:/# mount/newfs mount: 0506-324 Cannot mount /dev/lv00 on /newfs: Asystem call received a parameter that is not valid. Which of the following actions will resolve this error?()
A
Recreate the file system with -p rw flags and re-mount.
B
Run 'logform /dev/loglv00' and hit 'y' to destroy all data.
C
Run 'clrginfo -p' to clear the invalid filesystem parameter.
D
Change 'account = true' value in /etc/filesystem to 'account = false'.
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In which file created by a mksysb would an administrator find filesystem and logical volume information?() A./fs.dataB./image.dataC./bosinst.dataD./install.data
Which of the following statements best describes the relationship between a logical volume and a journaled file system (JFS)?() A.Increasing the size of a logical volume also increases the size of the file systemB.Reducing the size of a logical volume requires reducing the size of the file system firstC.Increasing the size of a file system requires increasing the size of the logical volume firstD.Increasing the size of a file system also increases the size of the logical volume when necessary
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The system administrator notices that there is an I/O bottleneck on one of three disks in datavg volume group. This problem disk contains the JFS log, loglv00 and one filesystem, /mydatabase. There are no other logical volumes on this disk. Which of the following options would be the best solution?()A、 Increase the size of the JFS log logical volume so more transacations can be written to this log.B、 Create a second, additional JFS log and have the /mydatabase logical volume point to both JFS logs.C、 Migrate the JFS log device to another physical disk in the same volume group.D、 Only one JFS log device for each volume group can be used. Use the migratepv command to move the JFS log device to an empty disk in another volume group.
Which attribute of a logical volume can NOT be changed after it is created?()A、The placement of the logical volumeB、The stripe size of the logical volumeC、The upper bound of the logical volumeD、The intra-policy of the logical volume
Which of the following is TRUE when creating a file system that resides on the center of a disk?()A、The logical volume is created first.B、The physical volume will be automatically created.C、The physical partition must be specified as an option.D、The file system will be mounted during the time of creation.
All of the following are attributes that can be specified when creating a logical volume EXCEPT:()A、Number of logical partitionsB、Disk where logical volume will resideC、Size of the logical volume control blockD、Position of the logical volume on the disk
Using the C-SPOC utilities, an administrator has created a new volume group and filesytems. Theadministrator performs an Isvg -I command on the volume group and notices that the log logical volume created in C-SPOC is closed/syncd and loglv01 has been created and is in use. What step was required in order for the logfile created by C-SPOC to be used.() A、 Perform the C-SPOC logform utility option prior to creating any filesystems.B、 Manually perform a logform outside of C-SPOC prior to creating any filesystems.C、 Run a logredo command and select log logical volume created in C-SPOC as the preferred jfslog.D、 Use C-SPOC to delete and recreate the log logical volume,set the perform logform option to true.
How can a JFS2 filesystem be added to a volume group that has insufficient space to host a log LV?() A、Create the filesystem with an inline log.B、Create the filesystem referring to the jfs2log in rootvg.C、Create the filesystem and format the logical volume with ’logform’.D、Create the filesystem’s underlying logical volume with an inline log.
A previously functional, scheduled snapshot operation against a JFS2 filesystem has failed. The JFS2 filesystem is mounted and appears intact. What is the most likely cause of the failure and how should it be resolved?()A、The associated JFS2 log device has failed. Check the log device and varyon the device.B、The logical volume that hosts the snapshots is full. Increase the size of the logical volume.C、Fifteen snapshots already exist for the given JFS2 filesystem. Delete at least one existing snapshot.D、The volume group that hosts both the snapshots and JFS2 filesystem has lost quorum. Check and correct the integrity of the volume group.
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单选题A System p administrator is looking at changing attributes of a logical volume. Which of the following must be defined when it is created()Aplacement of the logical volumeBstripe size of the logical volumeCinter-disk policy of the logical volumeDintra-disk policy of the logical volume
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单选题A system administrator has a server experiencing performance problems with logical volumes within a particular volume group. Which command can report I/O statistics for logical partitions with each logical volume within the volume group?()AlslvBlsvgCiostatDlvmstat
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单选题Which of the following is TRUE when creating a file system that resides on the center of a disk?()AThe logical volume is created first.BThe physical volume will be automatically created.CThe physical partition must be specified as an option.DThe file system will be mounted during the time of creation.
单选题The system administrator notices that there is an I/O bottleneck on one of three disks in datavg volume group. This problem disk contains the JFS log, loglv00 and one filesystem, /mydatabase. There are no other logical volumes on this disk. Which of the following options would be the best solution?()A Increase the size of the JFS log logical volume so more transacations can be written to this log.B Create a second, additional JFS log and have the /mydatabase logical volume point to both JFS logs.C Migrate the JFS log device to another physical disk in the same volume group.D Only one JFS log device for each volume group can be used. Use the migratepv command to move the JFS log device to an empty disk in another volume group.
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单选题Which of the following statements best describes the relationship between a logical volume and a journaled file system (JFS)?()AIncreasing the size of a logical volume also increases the size of the file systemBReducing the size of a logical volume requires reducing the size of the file system firstCIncreasing the size of a file system requires increasing the size of the logical volume firstDIncreasing the size of a file system also increases the size of the logical volume when necessary
单选题Which attribute of a logical volume can NOT be changed after it is created?()AThe placement of the logical volumeBThe stripe size of the logical volumeCThe upper bound of the logical volumeDThe intra-policy of the logical volume