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Date: Sat, 08 Dec 2007 10:28:02 -0500 From: Mark Lord <lkml@....ca> To: Francois Romieu <romieu@...zoreil.com> Cc: Holger Hoffstaette <holger@...ards.de>, linux-kernel@...r.kernel.org, netdev@...r.kernel.org, torvalds@...ux-foundation.org Subject: Re: Reproducible data corruption with sendfile+vsftp - splice regression? Francois Romieu wrote: > Holger Hoffstaette <holger@...ards.de> : > [...] >> Maybe turning off sendfile or NAPI just lead to random success - so far it >> really looks like tso on the r8169 is the common cause. > > TSO on the r8169 is the magic switch but the regression makes imvho more > sense from a VM pov: > > - the corrupted file has the same size as the expected file > - the corrupted file exhibits holes which come as a multiple of 4096 bytes > (8*4k, 2 places, there may be more) ... That's interesting. I had the those exact same symptoms here with copying data to/from a USB stick recently. But that stick died completely shortly thereafter, so this was written-off as "bad hardware". Strange that you see the same symptoms from a different scenario. Probably no relationship there, but .. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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