Re: [ceph-users] Ceph read / write : Terrible performance

2015-09-03 Thread Mark Nelson
It's always possible it was the reboot (seriously!) :) Mark On 09/03/2015 12:16 PM, Ian Colle wrote: Am I the only one who finds it funny that the "ceph problem" was fixed by an update to the disk controller firmware? :-) Ian On Thu, Sep 3, 2015 at 11:13 AM, Vickey Singh mailto:vickey.singh22

Re: [ceph-users] Ceph read / write : Terrible performance

2015-09-03 Thread Robert LeBlanc
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Just about how funny "ceph problems" are fixed by changing network configurations. - Robert LeBlanc PGP Fingerprint 79A2 9CA4 6CC4 45DD A904 C70E E654 3BB2 FA62 B9F1 On Thu, Sep 3, 2015 at 11:16 AM, Ian Colle wrote: > Am I the on

Re: [ceph-users] Ceph read / write : Terrible performance

2015-09-03 Thread Ian Colle
Am I the only one who finds it funny that the "ceph problem" was fixed by an update to the disk controller firmware? :-) Ian On Thu, Sep 3, 2015 at 11:13 AM, Vickey Singh wrote: > Hey Mark / Community > > These are the sequences of changes that seems to have fixed the ceph > problem > > 1# Upg

Re: [ceph-users] Ceph read / write : Terrible performance

2015-09-03 Thread Vickey Singh
Hey Mark / Community These are the sequences of changes that seems to have fixed the ceph problem 1# Upgrading Disk controller firmware from 6.34 to 6.64 ( latest ) 2# Rebooting all nodes in order to make new firmware into effect Read and write operations are now normal as well as system load

Re: [ceph-users] Ceph read / write : Terrible performance

2015-09-02 Thread Vickey Singh
Thank You Mark , please see my response below. On Wed, Sep 2, 2015 at 5:23 PM, Mark Nelson wrote: > On 09/02/2015 08:51 AM, Vickey Singh wrote: > >> Hello Ceph Experts >> >> I have a strange problem , when i am reading or writing to Ceph pool , >> its not writing properly. Please notice Cur MB/s

Re: [ceph-users] Ceph read / write : Terrible performance

2015-09-02 Thread Mark Nelson
On 09/02/2015 08:51 AM, Vickey Singh wrote: Hello Ceph Experts I have a strange problem , when i am reading or writing to Ceph pool , its not writing properly. Please notice Cur MB/s which is going up and down --- Ceph Hammer 0.94.2 -- CentOS 6, 2.6 -- Ceph cluster is healthy You might find t

[ceph-users] Ceph read / write : Terrible performance

2015-09-02 Thread Vickey Singh
Hello Ceph Experts I have a strange problem , when i am reading or writing to Ceph pool , its not writing properly. Please notice Cur MB/s which is going up and down --- Ceph Hammer 0.94.2 -- CentOS 6, 2.6 -- Ceph cluster is healthy One interesting thing is when every i start rados bench comman