[DRBD-user] 4TB limit

Mikael Andersson mikael.andersson at rationellit.se
Wed May 18 12:57:36 CEST 2011

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


Dear Lionell Sausin

Thanks for your reply.

> -----Ursprungligt meddelande-----
> Från: drbd-user-bounces at lists.linbit.com [mailto:drbd-user-
> bounces at lists.linbit.com] För Lionel Sausin
> Skickat: den 18 maj 2011 09:29
> Till: drbd-user at lists.linbit.com
> Ämne: Re: [DRBD-user] 4TB limit
> 
> Dear Mikael Andersson,
> What makes you think your drbd resource is limited to 4TB ?
> Maybe it's a limit in your file system (the tutorial mentions JFS) or your
> partitioning scheme ?

I checked the partition with parted before formatting with xfs, and also after, tried ext4 with no difference.
/dev/sdb1 I use as metadata /devsdb2 is the "source" for drbd 
Parted output of print all (exept osdisks) 
"
Model: AMCC 9690SA-4I DISK (scsi)
Disk /dev/sdb: 9000GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt

Number  Start   End     Size    File system  Name    Flags
 1      1049kB  1000MB  999MB                mData1
 2      1000MB  9000GB  8999GB  ext4         Data1


Model: Unknown (unknown)
Disk /dev/drbd1: 4397GB
Sector size (logical/physical): 512B/512B
Partition Table: loop

Number  Start  End     Size    File system  Flags
 1      0.00B  4397GB  4397GB  ext4
"
> On Ubuntu 10.04 on AMD64 we're running a 9TB resource and DRBD didn't
> complain about it.

And you are using the same version as me?

> It's sitting on top of an LVM Logical volume, and it contains an LVM PV, a VG
> and several smaller LVs (each under 3Tb).
> Lionel Sausin.
> _______________

Best Regards
Mikael Andersson
 




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