Displaying 3 results from an estimated 3 matches for "a_test_fil".
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a_test_file
2020 Jun 14
4
very low performance of Xen guests
...t the guests are extremely slow. For
instance , in the most recent tests, a yum install kernel takes cca 1
min on the host and 12-15 (!!!) minutes in the guest, all time being
spent in dracut regenerating the initramfs images. I've done rough tests
with the storage? ( via dd if=/dev/zero of=a_test_file size bs=10M
count=1000 ) and the speed was comparable between the hosts and the
guests. The version of the kernel in use inside the guest also did not
seem to make any difference . OTOH, sysbench (
https://github.com/akopytov/sysbench/ ) as well as p7zip benchmark
report for the guests a spee...
2020 Jun 15
1
very low performance of Xen guests
...For instance , in the most recent tests, a yum install kernel
> takes cca 1 min on the host and 12-15 (!!!) minutes in the guest,
> all time being spent in dracut regenerating the initramfs images.
> I've done rough tests with the storage? ( via dd if=/dev/zero
> of=a_test_file size bs=10M count=1000 ) and the speed was
> comparable between the hosts and the guests. The version of the
> kernel in use inside the guest also did not seem to make any
> difference . OTOH, sysbench (
> https://github.com/akopytov/sysbench/ ) as well as p7zip benchma...
2020 Jun 15
0
very low performance of Xen guests
...extremely slow. For
> instance , in the most recent tests, a yum install kernel takes cca 1 min
> on the host and 12-15 (!!!) minutes in the guest, all time being spent in
> dracut regenerating the initramfs images. I've done rough tests with the
> storage ( via dd if=/dev/zero of=a_test_file size bs=10M count=1000 ) and
> the speed was comparable between the hosts and the guests. The version of
> the kernel in use inside the guest also did not seem to make any difference
> . OTOH, sysbench ( https://github.com/akopytov/sysbench/ ) as well as
> p7zip benchmark report for th...