Re: [HACKERS] fs issues on software raid0 (PG_VERSION does not contain valid data)

2015-10-19 Thread Tomas Vondra
Hi, On 10/18/2015 08:37 PM, Andres Freund wrote: Hi, On 2015-10-18 20:25:29 +0200, Tomas Vondra wrote: I've been doing a lot of filesystem testing / benchmarking recently, and today I've ran into a really strange issue with ext4 on two SSD devices in a RAID-0 configuration (Linux software

[HACKERS] fs issues on software raid0 (PG_VERSION does not contain valid data)

2015-10-18 Thread Tomas Vondra
Hi there, I've been doing a lot of filesystem testing / benchmarking recently, and today I've ran into a really strange issue with ext4 on two SSD devices in a RAID-0 configuration (Linux software raid). I'm currently trying rerunning the test to see if it's reproducible, but maybe someone

Re: [HACKERS] fs issues on software raid0 (PG_VERSION does not contain valid data)

2015-10-18 Thread Andres Freund
Hi, On 2015-10-18 20:25:29 +0200, Tomas Vondra wrote: > I've been doing a lot of filesystem testing / benchmarking recently, and > today I've ran into a really strange issue with ext4 on two SSD devices in a > RAID-0 configuration (Linux software raid). > All this happens on an ext4 filesystem,