Juniper MEDIA FLOW CONTROLLER 2.0.4 -, Руководство администратора, Страница: 333 / 400

media-cache 333
Media Flow Controller Administrator’s Guide Media Flow Controller CLI Commands
controller) the disks may not be assigned the correct cache-type. Default is
correct auto-assignment.
•
format
— EXEC command. Use when you insert a disk into a running Media Flow
Controller with the intent of not using the contents that exist in the disk.
•
repair
—Not supported in Release 2.0.4.
•
status
—Make the media-cache active or inactive. Use inactive if you need to
pull the disk for any maintenance purposes; for example, to upgrade to a higher
capacity disk, replace a SATA disk with a SAS disk, or replace a failed disk.
Important! Media Flow Controller allows OIR (On-line Insertion and Removal) of
HDD (Hard Disk Drives). However, the HDD MUST be made inactive to be
removed . When a new HDD is in the disk, it must be made active and (if so
decided) enabled for caching.
•
meta-data upload <SCP>
—Upload disk meta-data; for debugging purposes.
•
mount-new
— EXEC . Discover a newly inserted disk, mount it, name it, and make it
part of the disk cache system.
Note! To purge all objects when a disk cache is removed, reboot Media Flow Controller.
show media-cache {controller 3ware | disk {list |<cache_name>} | free-block}
List various media-cache characteristics.
Notes:
•
controller 3ware
—List 3ware controller information on the disk.
•
disk
—List information on the disk.
•
list
—List all disk drives, their names, information on the physical location, serial
number, type, and capacity. Before you activate or enable a cache, run show media-
cache disk list and get the name assigned to the disk to use in configuration.
•
<cache_name>
—List information on the specified cache.
•
free-block
—Display the free-block threshold of the disk caches.
Examples:
show media-cache controller 3ware
Ctl Model (V)Ports Drives Units NotOpt RRate VRate BBU
------------------------------------------------------------------------
c0 9690SA-4I4E 1 1 1 0 1 1 -
show media-cache disk list
Device Type Tier Active Cache Free Space State
------ ---- ---- ------ ----- ---------- -----
dc_1 SATA Tier-3 yes yes 38890 MiB cache running
dc_2 SATA Tier-3 yes yes 68668 MiB cache running