tag:blogger.com,1999:blog-8130446119807415263.post4425076807966893795..comments2023-01-19T08:56:34.320+01:00Comments on Arne's Blog: How to backup your Raspberry Pi SD-Cardroot42http://www.blogger.com/profile/13597121138269728177noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-8130446119807415263.post-47557009990725112362014-03-31T21:59:52.018+02:002014-03-31T21:59:52.018+02:00Thanks. I would have assumed that today's OSes...Thanks. I would have assumed that today's OSes have so many abstraction layers that block size doesn't matter anymore!root42https://www.blogger.com/profile/13597121138269728177noreply@blogger.comtag:blogger.com,1999:blog-8130446119807415263.post-64562577744601737722014-03-31T21:50:04.157+02:002014-03-31T21:50:04.157+02:00Depending on the SD Card you use, you can improve ...Depending on the SD Card you use, you can improve the performance of the dd command by setting the blocksize parameter to something more than the 512Byte default. On my Macbook I had the best results with a blocksize of about 8M: dd if=/dev/disk1 bs=8M Anonymoushttps://www.blogger.com/profile/11811482447751414738noreply@blogger.com