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From: | Avi Kivity |
Subject: | Re: [Qemu-devel] [RFC] Disk integrity in QEMU |
Date: | Sun, 19 Oct 2008 11:13:11 +0200 |
User-agent: | Thunderbird 2.0.0.16 (X11/20080723) |
Jens Axboe wrote:
IDE is limited to 256 sectors per transaction, or 128KB. If a synctransaction takes 5 ms, then your write rate is limited to 25 MB/sec. It's much worse if you're allocating qcow2 data, so each transaction isseveral sync writes.No it isn't, even most IDE drives support lba48 which raises that limit to 64K sectors, or 32MB.
Right, and qemu even supports this. Thanks for the correction. -- error compiling committee.c: too many arguments to function
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