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Re: [Qemu-discuss] virtual disks perfermonca <=2MB/s
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From: |
Mimiko |
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Subject: |
Re: [Qemu-discuss] virtual disks perfermonca <=2MB/s |
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Date: |
Mon, 20 Feb 2017 19:59:22 +0200 |
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User-agent: |
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.7.1 |
On 20.02.2017 18:45, Jakob Bohm wrote:
Is /tmp/ the same drive (mount) as /vdisks/ ?
Oh, really. /tmp is differen drive: an SSD mirror via MB sata 2 interface.
time dd if=/dev/zero of=/vdisks/test oflag=direct bs=64k count=16000
16000+0 records in
16000+0 records out
1048576000 bytes (1.0 GB) copied, 0.970587 s, 1.1 GB/s
real 0m0.972s
user 0m0.008s
sys 0m0.856s
/vdisks reside on a raidz2 zfs pool via PCI-E hardware raid used in IT mode to
allow ZFS software raid. And it had 10x speed than SATA 2 :)
--
Mimiko desu.
Re: [Qemu-discuss] virtual disks perfermonca <=2MB/s, Jakob Bohm, 2017/02/20