Re: Ceph health warn MDS failing to respond to cache pressure

["José M. Martín" <jmartin@xxxxxxxxxxxxxx>]

Hi,

I'm having the same issues running MDS version 11.2.0 and kernel clients 4.10.

Regards
Jose

El 10/05/17 a las 09:11, gjprabu escribió:

HI John,

      

    Thanks for you reply , we are using below version for client and MDS (ceph version 10.2.2)

Regards

Prabu GJ

---- On Wed, 10 May 2017 12:29:06 +0530 John Spray <jspray@xxxxxxxxxx> wrote ----

On Thu, May 4, 2017 at 7:28 AM, gjprabu <gjprabu@xxxxxxxxxxxx> wrote:

> Hi Team,

>

> We are running cephfs with 5 OSD and 3 Mon and 1 MDS. There is

> Heath Warn "failing to respond to cache pressure" . Kindly advise to fix

> this issue.

This is usually due to buggy old clients, and occasionally due to a

buggy old MDS. What client and MDS versions are you using?

John

>

>

> cluster b466e09c-f7ae-4e89-99a7-99d30eba0a13

> health HEALTH_WARN

> mds0: Client integ-hm8-1.csez.zohocorpin.com failing to respond

> to cache pressure

> mds0: Client integ-hm5 failing to respond to cache pressure

> mds0: Client integ-hm9 failing to respond to cache pressure

> mds0: Client integ-hm2 failing to respond to cache pressure

> monmap e2: 3 mons at

> {intcfs-mon1=192.168.113.113:6789/0,intcfs-mon2=192.168.113.114:6789/0,intcfs-mon3=192.168.113.72:6789/0}

> election epoch 16, quorum 0,1,2

> intcfs-mon3,intcfs-mon1,intcfs-mon2

> fsmap e79409: 1/1/1 up {0=intcfs-osd1=up:active}, 1 up:standby

> osdmap e3343: 5 osds: 5 up, 5 in

> flags sortbitwise

> pgmap v13065759: 564 pgs, 3 pools, 5691 GB data, 12134 kobjects

> 11567 GB used, 5145 GB / 16713 GB avail

> 562 active+clean

> 2 active+clean+scrubbing+deep

> client io 8090 kB/s rd, 29032 kB/s wr, 25 op/s rd, 129 op/s wr

>

>

> Regards

> Prabu GJ

>

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