infoscale-sles15_x86_64-Patch-7.4.1.1800

 Basic information
Release type: Patch
Release date: 2020-04-28
OS update support: SLES15 x86-64 SP 1
Technote: None
Documentation: None
Popularity: 101 viewed    0 downloaded
Download size: 106.78 MB
Checksum: 2765181757

 Applies to one or more of the following products:
InfoScale Availability 7.4.1 On SLES15 x86-64
InfoScale Enterprise 7.4.1 On SLES15 x86-64
InfoScale Foundation 7.4.1 On SLES15 x86-64
InfoScale Storage 7.4.1 On SLES15 x86-64

 Obsolete patches, incompatibilities, superseded patches, or other requirements:
None.

 Fixes the following incidents:
3991386, 3991388, 3991390, 3991392, 3991538, 3991733, 3991977, 3992045, 3992091, 3992092, 3992093, 3992096, 3992902

 Patch ID:
VRTSvxfs-7.4.1.1700-SLES15
VRTSodm-7.4.1.1700-SLES15
VRTSglm-7.4.1.1600-SLES15
VRTSgms-7.4.1.1600-SLES15
VRTSveki-7.4.1.1600-SLES15
VRTSvxvm-7.4.1.1800-SLES15
VRTSaslapm-7.4.1.1800-SLES15
VRTSllt-7.4.1.1800-SLES15
VRTSgab-7.4.1.1800-SLES15
VRTSamf-7.4.1.1800-SLES15
VRTSvxfen-7.4.1.1800-SLES15
VRTSdbac-7.4.1.1800-SLES15

Readme file
                          * * * READ ME * * *
                      * * * InfoScale 7.4.1 * * *
                         * * * Patch 1800 * * *
                         Patch Date: 2020-01-23


This document provides the following information:

   * PATCH NAME
   * OPERATING SYSTEMS SUPPORTED BY THE PATCH
   * PACKAGES AFFECTED BY THE PATCH
   * BASE PRODUCT VERSIONS FOR THE PATCH
   * SUMMARY OF INCIDENTS FIXED BY THE PATCH
   * DETAILS OF INCIDENTS FIXED BY THE PATCH
   * INSTALLATION PRE-REQUISITES
   * INSTALLING THE PATCH
   * REMOVING THE PATCH
   * KNOWN ISSUES


PATCH NAME
----------
InfoScale 7.4.1 Patch 1800


OPERATING SYSTEMS SUPPORTED BY THE PATCH
----------------------------------------
SLES15 x86-64


PACKAGES AFFECTED BY THE PATCH
------------------------------
VRTSamf
VRTSaslapm
VRTSdbac
VRTSgab
VRTSglm
VRTSgms
VRTSllt
VRTSodm
VRTSveki
VRTSvxfen
VRTSvxfs
VRTSvxvm


BASE PRODUCT VERSIONS FOR THE PATCH
-----------------------------------
   * InfoScale Availability 7.4.1
   * InfoScale Enterprise 7.4.1
   * InfoScale Foundation 7.4.1
   * InfoScale Storage 7.4.1


SUMMARY OF INCIDENTS FIXED BY THE PATCH
---------------------------------------
Patch ID: VRTSvxfs-7.4.1.1700
* 3991386 (3991385) VxFS module failed to load on SLES15 SP1
Patch ID: VRTSdbac-7.4.1.1800
* 3992096 (3992044) Veritas Infoscale Availability (VCS) does not support SUSE Linux Enterprise Server
15 Service Pack 1 (SLES 15 SP1).
Patch ID: VRTSvxfen-7.4.1.1800
* 3992093 (3992044) Veritas Infoscale Availability (VCS) does not support SUSE Linux Enterprise Server
15 Service Pack 1 (SLES 15 SP1).
Patch ID: VRTSamf-7.4.1.1800
* 3992092 (3992044) Veritas Infoscale Availability (VCS) does not support SUSE Linux Enterprise Server
15 Service Pack 1 (SLES 15 SP1).
Patch ID: VRTSgab-7.4.1.1800
* 3992091 (3992044) Veritas Infoscale Availability (VCS) does not support SUSE Linux Enterprise Server
15 Service Pack 1 (SLES 15 SP1).
Patch ID: VRTSllt-7.4.1.1800
* 3992045 (3992044) Veritas Infoscale Availability (VCS) does not support SUSE Linux Enterprise Server
15 Service Pack 1 (SLES 15 SP1).
Patch ID: VRTSvxvm-7.4.1.1800
* 3991538 (3989949) SLES15 SP1 support to VxVM
* 3992902 (3975667) Softlock in vol_ioship_sender kernel thread
Patch ID: VRTSaslapm-7.4.1.1800
* 3991977 (3991975) VRTSaslapm package(rpm) support for SLES15 SP1
Patch ID: VRTSveki-7.4.1.1600
* 3991733 (3991734) veki module failed to load on SLES15 SP1
Patch ID: VRTSgms-7.4.1.1600
* 3991392 (3991391) GMS module failed to load on SLES15 SP1
Patch ID: VRTSglm-7.4.1.1600
* 3991390 (3991389) GLM module failed to load on SLES15 SP1
Patch ID: VRTSodm-7.4.1.1700
* 3991388 (3991387) ODM module failed to load on SLES15 SP1


DETAILS OF INCIDENTS FIXED BY THE PATCH
---------------------------------------
This patch fixes the following incidents:

Patch ID: VRTSvxfs-7.4.1.1700

* 3991386 (Tracking ID: 3991385)

SYMPTOM:
VxFS module failed to load on SLES15 SP1

DESCRIPTION:
The SLES15 SP1 is new release and it has some changes in kernel which caused VxFS module failed to load
on it.

RESOLUTION:
Added code to support VxFS on SLES15 SP1

Patch ID: VRTSdbac-7.4.1.1800

* 3992096 (Tracking ID: 3992044)

SYMPTOM:
Veritas Infoscale Availability (VCS) does not support SUSE Linux Enterprise Server
15 Service Pack 1 (SLES 15 SP1).

DESCRIPTION:
Veritas Infoscale Availability did not support SUSE Linux Enterprise Server
versions released after SLES 15 SP1.

RESOLUTION:
Veritas Infoscale Availability support for SUSE Linux Enterprise Server 15 SP1 is
now introduced.

Patch ID: VRTSvxfen-7.4.1.1800

* 3992093 (Tracking ID: 3992044)

SYMPTOM:
Veritas Infoscale Availability (VCS) does not support SUSE Linux Enterprise Server
15 Service Pack 1 (SLES 15 SP1).

DESCRIPTION:
Veritas Infoscale Availability did not support SUSE Linux Enterprise Server
versions released after SLES 15 SP1.

RESOLUTION:
Veritas Infoscale Availability support for SUSE Linux Enterprise Server 15 SP1 is
now introduced.

Patch ID: VRTSamf-7.4.1.1800

* 3992092 (Tracking ID: 3992044)

SYMPTOM:
Veritas Infoscale Availability (VCS) does not support SUSE Linux Enterprise Server
15 Service Pack 1 (SLES 15 SP1).

DESCRIPTION:
Veritas Infoscale Availability did not support SUSE Linux Enterprise Server
versions released after SLES 15 SP1.

RESOLUTION:
Veritas Infoscale Availability support for SUSE Linux Enterprise Server 15 SP1 is
now introduced.

Patch ID: VRTSgab-7.4.1.1800

* 3992091 (Tracking ID: 3992044)

SYMPTOM:
Veritas Infoscale Availability (VCS) does not support SUSE Linux Enterprise Server
15 Service Pack 1 (SLES 15 SP1).

DESCRIPTION:
Veritas Infoscale Availability did not support SUSE Linux Enterprise Server
versions released after SLES 15 SP1.

RESOLUTION:
Veritas Infoscale Availability support for SUSE Linux Enterprise Server 15 SP1 is
now introduced.

Patch ID: VRTSllt-7.4.1.1800

* 3992045 (Tracking ID: 3992044)

SYMPTOM:
Veritas Infoscale Availability (VCS) does not support SUSE Linux Enterprise Server
15 Service Pack 1 (SLES 15 SP1).

DESCRIPTION:
Veritas Infoscale Availability did not support SUSE Linux Enterprise Server
versions released after SLES 15 SP1.

RESOLUTION:
Veritas Infoscale Availability support for SUSE Linux Enterprise Server 15 SP1 is
now introduced.

Patch ID: VRTSvxvm-7.4.1.1800

* 3991538 (Tracking ID: 3989949)

SYMPTOM:
Existing package failed to load on SLES 15 Sp1 server.

DESCRIPTION:
SLES15 SP1 is a new release and hence VxVM module is compiled with this new kernel along with other few MQ changes .

RESOLUTION:
changes have been done to keep MQ code under single flag .

* 3992902 (Tracking ID: 3975667)

SYMPTOM:
NMI watchdog: BUG: soft lockup

DESCRIPTION:
When flow control on ioshipping channel is set there is window in code where vol_ioship_sender thread can go in tight loop.
This causes softlockup

RESOLUTION:
Relinquish CPU to schedule other process. vol_ioship_sender() thread will restart after some delay.

Patch ID: VRTSaslapm-7.4.1.1800

* 3991977 (Tracking ID: 3991975)

SYMPTOM:
Existing package is not supported with SLES15 SP1 kernel.

DESCRIPTION:
The VRTSaslapm code needs to be recompiled with SLES15 SP1 kernel.

RESOLUTION:
VRTSaslapm  is recompiled with SLES15 SP1 kernel.

Patch ID: VRTSveki-7.4.1.1600

* 3991733 (Tracking ID: 3991734)

SYMPTOM:
veki module failed to load on SLES15 SP1

DESCRIPTION:
The SLES15 SP1 is new release and it has some changes in kernel which caused veki module failed to load
on it.

RESOLUTION:
Added code to support VRTSveki on SLES15 SP1

Patch ID: VRTSgms-7.4.1.1600

* 3991392 (Tracking ID: 3991391)

SYMPTOM:
GMS module failed to load on SLES15 SP1

DESCRIPTION:
The SLES15 SP1 is new release and it has some changes in kernel which caused GMS module failed to load
on it.

RESOLUTION:
Added code to support GMS on SLES15 SP1

Patch ID: VRTSglm-7.4.1.1600

* 3991390 (Tracking ID: 3991389)

SYMPTOM:
GLM module failed to load on SLES15 SP1

DESCRIPTION:
The SLES15 SP1 is new release and it has some changes in kernel which caused GLM module failed to load
on it.

RESOLUTION:
Added code to support GLM on SLES15 SP1

Patch ID: VRTSodm-7.4.1.1700

* 3991388 (Tracking ID: 3991387)

SYMPTOM:
ODM module failed to load on SLES15 SP1

DESCRIPTION:
The SLES15 SP1 is new release and it has some changes in kernel which caused ODM module failed to load
on it.

RESOLUTION:
Added code to support ODM on SLES15 SP1



INSTALLING THE PATCH
--------------------
Run the Installer script to automatically install the patch:
-----------------------------------------------------------
Please be noted that the installation of this P-Patch will cause downtime.

To install the patch perform the following steps on at least one node in the cluster:
1. Copy the patch infoscale-sles15_x86_64-Patch-7.4.1.1800.tar.gz to /tmp
2. Untar infoscale-sles15_x86_64-Patch-7.4.1.1800.tar.gz to /tmp/hf
    # mkdir /tmp/hf
    # cd /tmp/hf
    # gunzip /tmp/infoscale-sles15_x86_64-Patch-7.4.1.1800.tar.gz
    # tar xf /tmp/infoscale-sles15_x86_64-Patch-7.4.1.1800.tar
3. Install the hotfix(Please be noted that the installation of this P-Patch will cause downtime.)
    # pwd /tmp/hf
    # ./installVRTSinfoscale741P1800 [<host1> <host2>...]

You can also install this patch together with 7.4.1 base release using Install Bundles
1. Download this patch and extract it to a directory
2. Change to the Veritas InfoScale 7.4.1 directory and invoke the installer script
   with -patch_path option where -patch_path should point to the patch directory
    # ./installer -patch_path [<path to this patch>] [<host1> <host2>...]

Install the patch manually:
--------------------------
Manual installation is not recommended.


REMOVING THE PATCH
------------------
Manual uninstallation is not recommended.


KNOWN ISSUES
------------
* Tracking ID: 4002605

SYMPTOM: Under heavy IO load there are softlockup messages gets logged in syslog. Stack look something similar to below:
               vx_tranimdone+0x412/0xd50 [vxfs]
               vx_trancommit+0x10ee/0x1860 [vxfs]
               vx_do_rcq_process+0xaad/0xed0 [vxfs]
               vx_rcq_process_queue+0x79/0x170 [vxfs]
               vx_rcq_process_fs_common.part.7+0x4d3/0x7c0 [vxfs]
               vx_do_fsext+0x53/0x90 [vxfs]
               vx_worklist_process+0x221/0x3a0 [vxfs]
               vx_walk_fslist+0x4e1/0x5d0 [vxfs]
If softlockup_panic parameter is set then it will generate kernel core. If this parameter is not set then it is expected to have no visible impact.

WORKAROUND: None



SPECIAL INSTRUCTIONS
--------------------
NONE


OTHERS
------
NONE
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