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Date: Fri, 17 Jun 2011 14:13:41 +0900 From: Kazuya Mio <k-mio@...jp.nec.com> To: Tomasz Chmielewski <mangoo@...g.org> CC: linux-ext4@...r.kernel.org Subject: Re: [PATCH 00/11 RESEND] e4defrag: fragmentation score rework and cleanups 2011/06/16 17:18, Tomasz Chmielewski wrote: > I noticed that when using e4defrag on such a file-based image, while the > guest is running (i.e. the file is in use), all IO from that guest to > the disk (disk is this file) is "frozen". > > In other words, as soon as we run e4defrag, any guest writes to that > file will only complete if e4defrag finishes. As the images can be quite > big, it can mean guest IO can be frozen even for hours. > > > Is it a known/intended limitation (at least, it behaved like this when I > tried e4defrag a few months ago)? Thank you for the feedback. I will try to reproduce this problem later. Regards, Kazuya Mio -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" 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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