From: Xose Vazquez Perez <xose.vazquez@gmail.com>
To: Xieyingtai <xieyingtai@huawei.com>,
"christophe.varoqui@opensvc.com" <christophe.varoqui@opensvc.com>
Cc: device-mapper development <dm-devel@redhat.com>
Subject: Re: How to filter local disks that should not be managed by multipathd?
Date: Wed, 20 Jul 2016 16:06:46 +0200 [thread overview]
Message-ID: <bfceebd0-65f2-dd8c-2804-8a2f0fd6c8c3@gmail.com> (raw)
In-Reply-To: <AF7C226D2A4F8B4D913D33FF7150AE0531BECD94@szxeml556-mbs.china.huawei.com>
On 07/18/2016 01:59 PM, Xieyingtai wrote:
> Hi,
>
> Recently I encountered a problem, In certain scenarios that a new local disk was hot plugged, I have no way
>
> to obtain the wwn of the disk in advance, so I can not filter that disk by adding it to blacklists. Actually there
>
> is no need for multipathd to take over local disks in the hot-plugged sceno. And find_multipaths param seems not to be
>
> a perfect way to solve this problem. Is there any way to provide a param in /etc/multipath.conf for mulitpathd to manage
>
> only ISCSI or FC bus disks? In that configuration, path_discovery() will only scan devices which were underline ISCSI bus
>
> or FC bus in sysfs.
Add a rule in the "blacklist section" to exclude ALL,
and then fill the "blacklist_exceptions section" with
the desired devices.
prev parent reply other threads:[~2016-07-20 14:06 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-18 11:59 How to filter local disks that should not be managed by multipathd? Xieyingtai
2016-07-20 14:06 ` Xose Vazquez Perez [this message]
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