Displaying 1 result from an estimated 1 matches for "bonnie_result".
2008 Aug 18
1
iowait / Perfomance problems with xen on drbd (centos 5.2)
...n the Xen-devices produces an iowait about 50 to 60% on the
xen-processors.
we have 3 szenarios tested:
a) Xen on DRBD
b) Xen on DRBD but disconnected
c) direct mounted DRBD
You can see the difference in Write pro Char and Write per Block.
a: 3792 / 4011
b: 52037 / 103777
c: 57135 / 325002
See bonnie_result.txt for more data.
We attached our drbd.conf and a xen-config for your information.
The Server are each 2xDual-Core AMD Opteron(tm) Processor 2214 HE with
32 Gb RAM and 2TB-Harddrive on Raid5 running von CentOS 5.2. The
XEN-DomUs are Debian 4 or Ubuntu 8. The NICs are bonded Intel 1GBit. For
the...