search for: rbd_cache_max_dirti

Displaying 7 results from an estimated 7 matches for "rbd_cache_max_dirti".

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2019 Jul 29
3
Why librbd disallow VM live migration if the disk cache mode is not none or directsync
I'm curious that why librbd sets this limitation? The rule first appeared in librbd.git commit d57485f73ab. Theoretically, a write-through cache is also safe for VM migration, if the cache implementation guarantees that cache invalidation and disk write are synchronous operations. For example, I'm using Ceph RBD images as VM storage backend. The Ceph librbd supports synchronous
2013 Jun 07
2
Setting RBD cache parameters for libvirt+qemu
I am running some qemu-kvm virtual machines via libvirt using Ceph RBD as the back-end storage. Today I was testing an update to libvirt-1.0.6 on one of my hosts and discovered that it includes this change: [libvirt] [PATCH] Forbid use of ':' in RBD pool names ...People are known to be abusing the lack of escaping in current libvirt to pass arbitrary args to QEMU. I am one of those
2013 Jun 07
1
Re: [ceph-users] Setting RBD cache parameters for libvirt+qemu
On Jun 7, 2013, at 5:01 PM, Josh Durgin <josh.durgin@inktank.com> wrote: > On 06/07/2013 02:41 PM, John Nielsen wrote: >> I am running some qemu-kvm virtual machines via libvirt using Ceph RBD as the back-end storage. Today I was testing an update to libvirt-1.0.6 on one of my hosts and discovered that it includes this change: >> [libvirt] [PATCH] Forbid use of ':'
2019 Jul 29
0
Re: Why librbd disallow VM live migration if the disk cache mode is not none or directsync
On 7/29/19 3:51 AM, Ming-Hung Tsai wrote: > I'm curious that why librbd sets this limitation? The rule first > appeared in librbd.git commit d57485f73ab. Theoretically, a > write-through cache is also safe for VM migration, if the cache > implementation guarantees that cache invalidation and disk write are > synchronous operations. > > For example, I'm using Ceph RBD
2013 Jun 07
0
Re: [ceph-users] Setting RBD cache parameters for libvirt+qemu
On 06/07/2013 02:41 PM, John Nielsen wrote: > I am running some qemu-kvm virtual machines via libvirt using Ceph RBD as the back-end storage. Today I was testing an update to libvirt-1.0.6 on one of my hosts and discovered that it includes this change: > [libvirt] [PATCH] Forbid use of ':' in RBD pool names > ...People are known to be abusing the lack of escaping in current
2013 Jun 08
0
Re: [ceph-users] Setting RBD cache parameters for libvirt+qemu
On 06/07/2013 04:18 PM, John Nielsen wrote: > On Jun 7, 2013, at 5:01 PM, Josh Durgin <josh.durgin@inktank.com> wrote: > >> On 06/07/2013 02:41 PM, John Nielsen wrote: >>> I am running some qemu-kvm virtual machines via libvirt using Ceph RBD as the back-end storage. Today I was testing an update to libvirt-1.0.6 on one of my hosts and discovered that it includes this
2015 May 22
2
libvirt with gcc5 Test failing
Hello! I'm trying to compile libvirt using GCC 5.1 but one of the test are failing and I have no idea why :( Hopefully someone of you could help me, here part of my log: ========================================== libvirt 1.2.14: tests/test-suite.log ========================================== # TOTAL: 109 # PASS: 107 # SKIP: 1 # XFAIL: 0 # FAIL: 1 # XPASS: 0 # ERROR: 0 .. contents::