Re: Migrating RAID1 to new system

2019-07-11 Thread cs
On 11Jul2019 08:17, Alex wrote: However, the RAID arrangement is proprietry and different to mdadm and/or LVM. OTOH, I did once spent an hour on the phone with a very helpful LSI engineer trying to rescue one here. So, using the LSI in JOB (just a bunch of discs) mode, yes? No, I believe it's

Re: Migrating RAID1 to new system

2019-07-11 Thread Alex
Hi, > However, the RAID arrangement is proprietry and different to mdadm > and/or LVM. OTOH, I did once spent an hour on the phone with a very > helpful LSI engineer trying to rescue one here. > > So, using the LSI in JOB (just a bunch of discs) mode, yes? No, I believe it's RAID5 - 8x240GB. I'm

Re: Migrating RAID1 to new system

2019-07-02 Thread Tim via users
On Wed, 2019-07-03 at 09:54 +1000, Cameron Simpson wrote: > I've hand probelms with dodgy SATA enclosures and old/frail SATA > cables too. The connectors are not the most robust, nor particularly firm-fitting. And if people bend the cables that affects data transmission. ___

Re: Migrating RAID1 to new system

2019-07-02 Thread Cameron Simpson
On 02Jul2019 15:23, Alex wrote: >I've since learned it takes entirely too long to copy 1.3TB to two >2TB >disks. I can't keep the system down that long. You don't need to. The problem is the LSI hardware RAID. All eight ports are consumed with the eight 240GB disks. At least with mdadm you

Re: Migrating RAID1 to new system

2019-07-02 Thread Alex
Hi, > >I've since learned it takes entirely too long to copy 1.3TB to two 2TB > >disks. I can't keep the system down that long. > > You don't need to. The problem is the LSI hardware RAID. All eight ports are consumed with the eight 240GB disks. The two 2TB disks are connected to the onboard SAT

Re: Migrating RAID1 to new system

2019-07-02 Thread Alex
Hi, On Mon, Jul 1, 2019 at 4:32 PM Roberto Ragusa wrote: > On 7/1/19 3:01 AM, Alex wrote: > > > I've since learned it takes entirely too long to copy 1.3TB to two 2TB > > disks. I can't keep the system down that long. > > This is why LVM was invented a long time ago, you would do this online > wi

Re: Migrating RAID1 to new system

2019-07-01 Thread Roberto Ragusa
On 7/1/19 3:01 AM, Alex wrote: I've since learned it takes entirely too long to copy 1.3TB to two 2TB disks. I can't keep the system down that long. This is why LVM was invented a long time ago, you would do this online with minimal disruption if you want to maintain the filesystem as is (that

Re: Migrating RAID1 to new system

2019-06-30 Thread Cameron Simpson
On 30Jun2019 21:01, Alex wrote: On Fri, Jun 28, 2019 at 8:51 PM Cameron Simpson wrote: On 28Jun2019 11:03, Alex wrote: >I have an older fedora install that I need to upgrade. It has 8 Intel >SSD 520 Series 240GB disks in there now, mounted on root using an LSI >SAS 9260-8i controller. There i

Re: Migrating RAID1 to new system

2019-06-30 Thread Alex
Hi, On Fri, Jun 28, 2019 at 8:51 PM Cameron Simpson wrote: > On 28Jun2019 11:03, Alex wrote: > >I have an older fedora install that I need to upgrade. It has 8 Intel > >SSD 520 Series 240GB disks in there now, mounted on root using an LSI > >SAS 9260-8i controller. There is about 1.3TB usable sp

Re: Migrating RAID1 to new system

2019-06-28 Thread Cameron Simpson
On 28Jun2019 11:03, Alex wrote: I have an older fedora install that I need to upgrade. It has 8 Intel SSD 520 Series 240GB disks in there now, mounted on root using an LSI SAS 9260-8i controller. There is about 1.3TB usable space. I need to upgrade it to add more space. If I bought eight 512GB

Migrating RAID1 to new system

2019-06-28 Thread Alex
Hi, I have an older fedora install that I need to upgrade. It has 8 Intel SSD 520 Series 240GB disks in there now, mounted on root using an LSI SAS 9260-8i controller. There is about 1.3TB usable space. I need to upgrade it to add more space. If I bought eight 512GB SSDs, how do I calculate how mu