Re: [linux-lvm] bug? shrink lv by specifying pv extent to be removed does not behave as expected

2023-04-11 Thread Roland
>Controllers remap blocks all on their own and the so-called geometry is entirely fictitious anyway so tell me then, why i have a shelf full with dead disks where half of them are out of business for nothing but a couple of bad sectors ? i don't see the point that hardware capable storing teraby

Re: [linux-lvm] bug? shrink lv by specifying pv extent to be removed does not behave as expected

2023-04-11 Thread Roger Heflin
On Tue, Apr 11, 2023 at 1:44 AM matthew patton wrote: > > > my plan is to scan a disk for usable sectors and map the logical volume > > around the broken sectors. > > 1977 called, they'd like their non-self-correcting HD controller > implementations back. > > From a real-world perspective there i

Re: [linux-lvm] How to convert a single path to a multipath after using dm-multipath

2023-04-11 Thread David Teigland
On Tue, Apr 11, 2023 at 01:29:42PM +0800, Zhiyong Ye wrote: > and lv on it. I then turn on the multipath function and merge the two paths > into a new device (/dev/mapper/matha), and I get the following error when I > execute the lvm command. > > # pvs > WARNING: Not using device /dev/mapper/matha

Re: [linux-lvm] is lvmraid 1 thinpool with integrity safe?

2023-04-11 Thread David Teigland
On Sun, Apr 09, 2023 at 02:21:50PM +0200, Arvid Picciani wrote: > Hi, > > doing some performance tests i noticed that lvmraid + integrity + thinpool > outperforms zfs z1 by 5x while offering the same features. (snapshots, > integrity) > > Is this somehow unsafe or how come it is so unpopular? >

Re: [linux-lvm] is lvmraid 1 thinpool with integrity safe?

2023-04-11 Thread Gionatan Danti
Il 2023-04-09 14:21 Arvid Picciani ha scritto: Hi, doing some performance tests i noticed that lvmraid + integrity + thinpool outperforms zfs z1 by 5x while offering the same features. (snapshots, integrity) Is this somehow unsafe or how come it is so unpopular? lvcreate --type raid1 --mirrors