Re: [arch-general] Super weird dd problem.

2013-06-10 Thread Thomas Bächler
Am 10.06.2013 05:18, schrieb Anatol Pomozov: sync is not a workaround, it is a right solution. You are wrong. Under the hood copying in linux works following way. Every time you read something from disk the file information will stay cached in memory region called buffer cache. That is true

Re: [arch-general] Super weird dd problem.

2013-06-10 Thread Bjoern Franke
Hi, I always unmount my devices before unplugging, but I found out that after writing a lot of data to a slow device (SD card in my case), umount or udiskie-umount would block for a long time, then exit with some weird error message and the data would have not been correctly written. I

Re: [arch-general] Super weird dd problem.

2013-06-10 Thread Joerg Schilling
Thomas Bächler tho...@archlinux.org wrote: Am 10.06.2013 05:18, schrieb Anatol Pomozov: sync is not a workaround, it is a right solution. You are wrong. Under the hood copying in linux works following way. Every time you read something from disk the file information will stay cached in

Re: [arch-general] Super weird dd problem.

2013-06-10 Thread Alfredo Palhares
Excerpts from Pedro Emílio Machado de Brito's message of Mon Jun 10 02:53:22 +0200 2013: I've been having this sort of problems with removable storage lately (copying multiple GBs of songs in a few seconds, except not really). The workaround I found out is to run the sync command after

Re: [arch-general] Super weird dd problem.

2013-06-10 Thread Mauro Santos
On 09-06-2013 22:23, Alfredo Palhares wrote: Hello, So I was creating a archlinux usb bootable drive: [root@masterkorp-laptop Downloads]# dd bs=4M if=archlinux-2013.06.01-dual.iso of=/dev/sdb 130+1 records in 130+1 records out 548405248 bytes (548 MB) copied, 0.964976 s, 568 MB/s I

Re: [arch-general] Super weird dd problem.

2013-06-10 Thread Alfredo Palhares
Hello, It would be good to know which usb drive we are talking about, if it has any features such as U3 or if it was an offer and came with publicity materials or something like that. It an old arse pen drive, but I tried with several devices, the problem is common to them. On another note,

Re: [arch-general] Super weird dd problem.

2013-06-10 Thread Anatol Pomozov
Hi On Mon, Jun 10, 2013 at 1:22 AM, Thomas Bächler tho...@archlinux.orgwrote: Am 10.06.2013 05:18, schrieb Anatol Pomozov: sync is not a workaround, it is a right solution. You are wrong. Under the hood copying in linux works following way. Every time you read something from disk the

[arch-general] Super weird dd problem.

2013-06-09 Thread Alfredo Palhares
Hello, So I was creating a archlinux usb bootable drive: [root@masterkorp-laptop Downloads]# dd bs=4M if=archlinux-2013.06.01-dual.iso of=/dev/sdb 130+1 records in 130+1 records out 548405248 bytes (548 MB) copied, 0.964976 s, 568 MB/s I was like WOW, this was too fast! But nothing ever gets

Re: [arch-general] Super weird dd problem.

2013-06-09 Thread Toyam Cox
On Sun, Jun 9, 2013 at 5:23 PM, Alfredo Palhares masterk...@masterkorp.netwrote: Hello, So I was creating a archlinux usb bootable drive: [root@masterkorp-laptop Downloads]# dd bs=4M if=archlinux-2013.06.01-dual.iso of=/dev/sdb 130+1 records in 130+1 records out 548405248 bytes (548 MB) copied,

Re: [arch-general] Super weird dd problem.

2013-06-09 Thread Pedro Emílio Machado de Brito
2013/6/9 Alfredo Palhares masterk...@masterkorp.net: Hello, So I was creating a archlinux usb bootable drive: [root@masterkorp-laptop Downloads]# dd bs=4M if=archlinux-2013.06.01-dual.iso of=/dev/sdb 130+1 records in 130+1 records out 548405248 bytes (548 MB) copied, 0.964976 s, 568 MB/s

Re: [arch-general] Super weird dd problem.

2013-06-09 Thread Anatol Pomozov
Hi On Sun, Jun 9, 2013 at 5:53 PM, Pedro Emílio Machado de Brito pedroembr...@gmail.com wrote: 2013/6/9 Alfredo Palhares masterk...@masterkorp.net: Hello, So I was creating a archlinux usb bootable drive: [root@masterkorp-laptop Downloads]# dd bs=4M if=archlinux-2013.06.01-dual.iso

Re: [arch-general] Super weird dd problem.

2013-06-09 Thread Karol Blazewicz
On Mon, Jun 10, 2013 at 5:18 AM, Anatol Pomozov anatol.pomo...@gmail.com wrote: Hi On Sun, Jun 9, 2013 at 5:53 PM, Pedro Emílio Machado de Brito pedroembr...@gmail.com wrote: 2013/6/9 Alfredo Palhares masterk...@masterkorp.net: Hello, So I was creating a archlinux usb bootable drive:

Re: [arch-general] Super weird dd problem.

2013-06-09 Thread Pedro Emílio Machado de Brito
2013/6/10 Anatol Pomozov anatol.pomo...@gmail.com: sync is not a workaround, it is a right solution. Under the hood copying in linux works following way. Every time you read something from disk the file information will stay cached in memory region called buffer cache. Next time you read the

Re: [arch-general] Super weird dd problem.

2013-06-09 Thread Anatol Pomozov
Hi On Sun, Jun 9, 2013 at 8:47 PM, Pedro Emílio Machado de Brito pedroembr...@gmail.com wrote: 2013/6/10 Anatol Pomozov anatol.pomo...@gmail.com: sync is not a workaround, it is a right solution. Under the hood copying in linux works following way. Every time you read something from