From: "Michael R. Hines" <mrhines@linux.vnet.ibm.com>
To: Eric Blake <eblake@redhat.com>
Cc: aliguori@us.ibm.com, quintela@redhat.com, qemu-devel@nongnu.org,
owasserm@redhat.com, abali@us.ibm.com, mrhines@us.ibm.com,
gokul@us.ibm.com, pbonzini@redhat.com, chegu_vinod@hp.com,
knoel@redhat.com
Subject: Re: [Qemu-devel] [PATCH v9 14/14] rdma: add pin-all accounting timestamp to QMP statistics
Date: Sun, 16 Jun 2013 00:05:32 -0400 [thread overview]
Message-ID: <51BD398C.4080901@linux.vnet.ibm.com> (raw)
In-Reply-To: <51BC2EA5.30205@redhat.com>
On 06/15/2013 05:06 AM, Eric Blake wrote:
> On 06/14/2013 09:35 PM, mrhines@linux.vnet.ibm.com wrote:
>> From: "Michael R. Hines" <mrhines@us.ibm.com>
>>
>> For very large virtual machines, pinning can take a long time.
>> While this does not affect the migration's *actual* time itself,
>> it is still important for the user to know what's going on and
>> to know what component of the total time is actual taken up by
>> pinning.
>>
>> For example, using a 14GB virtual machine, pinning can take as
>> long as 5 seconds, for which the user would not otherwise know
>> what was happening.
>>
>> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
>> Signed-off-by: Michael R. Hines <mrhines@us.ibm.com>
>> ---
>> +++ b/qapi-schema.json
>> @@ -586,7 +586,8 @@
>> '*xbzrle-cache': 'XBZRLECacheStats',
>> '*total-time': 'int',
>> '*expected-downtime': 'int',
>> - '*downtime': 'int'} }
>> + '*downtime': 'int',
>> + '*pin-all-time' : 'int'} }
> Missing documentation of the new field (compare how @downtime is
> documented as a (since 1.3) field).
>
Acknowledged....
next prev parent reply other threads:[~2013-06-16 4:05 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-14 20:35 [Qemu-devel] [PATCH v9 00/14] rdma: migration support mrhines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 01/14] rdma: add documentation mrhines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 02/14] rdma: introduce qemu_update_position() mrhines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 03/14] rdma: export yield_until_fd_readable() mrhines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 04/14] rdma: export throughput w/ MigrationStats QMP mrhines
2013-06-15 9:09 ` Eric Blake
2013-06-16 4:04 ` Michael R. Hines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 05/14] rdma: introduce qemu_file_mode_is_not_valid() mrhines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 06/14] rdma: export qemu_fflush() mrhines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 07/14] rdma: introduce ram_handle_compressed() mrhines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 08/14] rdma: introduce qemu_ram_foreach_block() mrhines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 09/14] rdma: new QEMUFileOps hooks mrhines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 10/14] rdma: introduce capability x-rdma-pin-all mrhines
2013-06-15 9:05 ` Eric Blake
2013-06-16 4:04 ` Michael R. Hines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 11/14] rdma: core logic mrhines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 12/14] rdma: send pc.ram mrhines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 13/14] rdma: fix mlock() freezes and accounting mrhines
2013-06-14 20:35 ` [Qemu-devel] [PATCH v9 14/14] rdma: add pin-all accounting timestamp to QMP statistics mrhines
2013-06-15 9:06 ` Eric Blake
2013-06-15 17:32 ` Paolo Bonzini
2013-06-16 4:06 ` Michael R. Hines
2013-06-16 4:05 ` Michael R. Hines [this message]
2013-06-16 18:37 ` Chegu Vinod
2013-06-18 20:17 ` Michael R. Hines
2013-06-15 22:51 ` [Qemu-devel] [PATCH v9 00/14] rdma: migration support Chegu Vinod
2013-06-16 4:07 ` Michael R. Hines
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