Emulex LP1005DC-CM2 Bedienungsanleitung PDF herunterladen (Seite 71)

Driver for Linux - Configuration Section Page 65

lpfc_link_speed 0 0=auto select

1=1G

2=2G

4=4G

Sets link speed.

lpfc_log_verbose 0x0 0x0 0xffff (bit mask) Extra activity

logging.

lpfc_lun_queue_depth 30 1 128 Default max commands

sent to a single logical unit

(disk).

lpfc_max_lun 256 1 256 Specifies the maximum

number of LUNs per target.

A value of 20 means LUNs

from 0 to 19 are valid.

lpfc_max_target 256 1 256 Linux scans all targets. This

configuration parameter

limits how many targets /

LUNs the driver will

support. Don't exceed 256,

otherwise device scan will

wrap around.

lpfc_lun_skip 0 0=Off 1=On Forces the Linux SCSI layer

to detect all LUNs if there

are LUN holes on a device.

lpfc_nodev_holdio 0 0=Off 1=On If the device disappears,

hold I/O until it comes back.

lpfc_no_device_delay 1 0 30 Delay to fail back an I/O in

seconds.

lpfc_nodev_tmo 30 0 255 Seconds to hold I/O err if

device disappears.

lpfc_scan_down 1 0=Off 1=On Select method for scanning

ALPA to assign a SCSI ID.

lpfc_scsi_req_tmo 30 0 255 Time out value (in seconds)

for SCSI request sent.

lpfc_tgt_queue_depth 0 0 10240 Default max commands

sent to a single target.

lpfc_topology 0 0x0=loop

then P2P

0x2=P2P only

0x4=loop only

0x6=P2P

then loop

Fibre Channel link topology

(defaults to loop, if it fails

attempts point-to-point

mode).

lpfc_use_adisc 0 0=Off 1=On Send ADISC instead of

PLOGI for device discovery

or RSCN.

Table 2: lpfc.conf Variables (Continued)

Variable Default Min Max Comments

1 2 ... 66 67 68 69 70 71 72 73 74 75 76 ... 161 162

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