Re: [PATCH 0/6] vmdk: Fix zero cluster handling

2020-05-05 Thread Kevin Wolf
Am 30.04.2020 um 15:30 hat Kevin Wolf geschrieben: > What I was really investigating is why 055 was so slow. I couldn't solve > that, but instead I found out that our VMDK code for zero clusters and > write_zeroes was completely broken. Apart from segfaults when zero > clusters were actually enable

[PATCH 0/6] vmdk: Fix zero cluster handling

2020-04-30 Thread Kevin Wolf
What I was really investigating is why 055 was so slow. I couldn't solve that, but instead I found out that our VMDK code for zero clusters and write_zeroes was completely broken. Apart from segfaults when zero clusters were actually enabled, this caused a compressed backup target to result in a bi