Re: [linux-lvm] Power loss consistency for RAID

2019-03-18 Thread Stuart D. Gathman
On Sun, 17 Mar 2019, Zheng Lv wrote: I'm recently considering using software RAID instead of hardware controllers for my home server. AFAIK, write operation on a RAID array is not atomic across disks. I'm concerned that what happens to RAID1/5/6/10 LVs after power loss. Is manual recovery

Re: [linux-lvm] Power loss consistency for RAID

2019-03-18 Thread Roberto Fastec
originale   Da: lv.zheng.2...@gmail.com Inviato: 18 marzo 2019 10:05 A: linux-lvm@redhat.com Rispondi a: linux-lvm@redhat.com Oggetto: [linux-lvm] Power loss consistency for RAID Dear all, I'm recently considering using software RAID instead of hardware controllers for my home server. AFAIK

Re: [linux-lvm] Power loss consistency for RAID

2019-03-18 Thread Roberto Fastec
Rispondi a: linux-lvm@redhat.com Oggetto: [linux-lvm] Power loss consistency for RAID Dear all, I'm recently considering using software RAID instead of hardware controllers for my home server. AFAIK, write operation on a RAID array is not atomic across disks. I'm concerned that what happens to RAID1

[linux-lvm] Power loss consistency for RAID

2019-03-18 Thread Zheng Lv
Dear all, I'm recently considering using software RAID instead of hardware controllers for my home server. AFAIK, write operation on a RAID array is not atomic across disks. I'm concerned that what happens to RAID1/5/6/10 LVs after power loss. Is manual recovery required, or is it