Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
At 12:00 PM +0200 5/27/05, drbd-user-request at linbit.com wrote:
>Am Donnerstag, 26. Mai 2005 16:06 schrieb Maurice Volaski:
>> Here's a message I came across in my logs:
>>
>> May 20 15:16:28 [kernel] drbd4: Meta data's bdev hardsect_size != 512
>> May 20 15:16:28 [kernel] drbd4: Workaround engaged (has performace impact).
>>
>
>What type of storage devices are you using ?
>disks/controller ?
>
>I guess it is not SCSI, I guess it is not IDE, right ?
Is there anything indicated below to suggest I don't have "512". Do I
have something misconfigured?
The internal RAID is SATA, but only /dev/drbd0 is on it.
/dev/drbd4 is on an lv of the external RAID, /dev/sdb, which is a
SCSI controller.
fdisk says
Disk /dev/sdb: 5599.9 GB, 5599996674048 bytes
255 heads, 63 sectors/track, 85103 cylinders
pvdisplay says
--- Physical volume ---
PV Name /dev/sdb
VG Name jetstor
PV Size 5.09 TB / not usable 0
Allocatable yes
PE Size (KByte) 4096
Total PE 1335143
Free PE 103
Allocated PE 1335040
PV UUID Is03YH-vEvw-62Wz-uqFx-UMsm-ucEw-O46A3t
lvdisplay now says ("now says" because I recreated it since the time
I saw this message)
--- Logical volume ---
LV Name /dev/jetstor/hallv4
VG Name jetstor
LV UUID g8EJ32-Ldnl-qolt-hocr-tQFN-QEYC-YoIGKn
LV Write Access read/write
LV Status available
# open 2
LV Size 1.27 TB
Current LE 332800
Segments 3
Allocation inherit
Read ahead sectors 0
Block device 254:2
--
Maurice Volaski, mvolaski at aecom.yu.edu
Computing Support, Rose F. Kennedy Center
Albert Einstein College of Medicine of Yeshiva University