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alex.liu

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13 years ago

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alex.liu

5 Posts

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57846

March 24th, 2014 02:00

ehcmcli -d return ERROR dm-switch kernel module is not present

Hi,

Just install the new HIT kit Version 1.2.0 into RHEL 5.x.

After complete run eqltune cmd and run ehcmcli status return error

========================================================
Summary
========================================================
  ERROR: dm-switch kernel module is not present
  Resolution: Ensure the kernel module package appropriate for your system is installed, and use 'modprobe -v dm-switch' to verify the module can be loaded.
  Adapters:         2
  Managed Volumes:  2
  iSCSI Sessions:   4
  Errors:           1
  Warnings:         10
  Suggestions:      0

run modprobe -v dm-switch
FATAL: Module dm_switch not found.

How can I install Module dm_switch manually?

dmsetup targets return
multipath        v1.0.5
raid45           v1.0.0
snapshot-origin  v1.6.0
snapshot         v1.6.0
zero             v1.0.0
mirror           v1.2.0
striped          v1.1.0
linear           v1.0.2
error            v1.0.1

Thanks in advance.

  • alex.liu

    5 Posts

    1186

    0

    Posted March 24th, 2014 18:00

    Will it be an issue while I get the below error in the installation process?

    Error: Cannot connect to PS Series group psgroupadmin on 192.7.7.20 : Timed out connecting to group

    Error: If you are using a separate management network, you will need to provide the group management IP address to ASM

    Error: Group access credentials will not be stored locally

    Verify the group is reachable from this host.  If you are using a separate

    management network, provide the management IP when prompted.

    Would you like to provide credentials for group 192.7.7.20 (Yes/No) [Yes]?

    Group name [group1]:

    Management IP (optional):129.127.77.77

    Username [psgroupadmin]:

    Password (optional):

  • alex.liu

    5 Posts

    1186

    0

    Posted March 24th, 2014 18:00

    Linux  2.6.18-164.15.1.el5 #1 SMP Mon Mar 1 10:56:08 EST 2010 x86_64 x86_64 x86_64 GNU/Linux

  • alex.liu

    5 Posts

    1186

    0

    Posted March 24th, 2014 20:00

    RHEL 5.4

    the package I have installed is below

    dkms-2.2.0.3-1.noarch.rpm

    equallogic-host-tools-1.2.0-2.iso

    RHEL server can reach both IP subnets, the server have two network interface

    eth0 inet addr:129.127.77.82  Bcast:129.127.77.255  Mask:255.255.240.0

    eth1 inet addr:192.7.7.44  Bcast:192.7.7.255  Mask:255.255.255.0

    We are using 129.127.77.82 to connect the RHEL.

  • alex.liu

    5 Posts

    1186

    0

    Posted March 24th, 2014 23:00

    Because this is the testing environment, that's why it only have 2 NICs, we have four NICs in production.

    I need to test the connectivity before apply to production. Would you tell me which version of HIT which suitable for RHEL 5.4?