NAME¶

ha_related_suse_tids - selection of SUSE Technical Information Documents, related to high availability

DESCRIPTION¶

This manual page lists SUSE Technical Information Documents (TIDs) related to high availability topics.

The mentioned documents, and others, are stored with the SUSE Knowledgebase at https://www.suse.com/support/kb/ .

Useful keywords for searching are

<number_of_TID>
openais
corosync
pacemaker
hae
sle-ha
sbd
stonith
fencing
ocf
sap
rear
supportconfig
mpio
multipath
iscsi

Product to select is usually one of

<empty_string>
SUSE Linux Enterprise High Availability Extension
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP Applications

EXAMPLES¶

* General information:
Subscription Management Tool master TID. (7005002)
Diagnostic Data Collection Master TID (7024037)
SLES 11 High Availability Extension (HAE) Master TID, FAQ and Common Issues (7007613)
Updating a SLES11 Cluster to the latest Service Pack (7007261)
Usage of hb_report for SLES HAE (7007262)
Config Report For Linux (7001936)
How-to effectively work with SUSE Technical Support (000019452)
SUSE technical support and High-secure environments (000019438)
Supportconfig Self Service via SCC/FTP (7023007)
Supportconfig hangs on SLE 11 SP3 after updating kernel (7012980)
Supportconfig causes the server to panic when processing PROC (7009270)
How to make sure the latest supportutils are installed. (7010476)
Troubleshooting Tools for Linux (3513679)
Best practices for maintaining a fully supported SUSE Linux Enterprise (SLES) system (7018730)
Best practice for providing kernel core dumps to support incidents (7010056)
How to obtain application core dumps (3054866)
HOWTO: Configure lkcd to capture a kernel core dump (3044267)
How to obtain systemd service core dumps (7017137)
systemd[1]: Timed out waiting for device dev-mapper-hana_log ... (000020331)
application core created on kernel 3.0.101-108.35 not readable (7022975)
How To Redirect Unwanted Messages From /var/log/messages (7004659)
Supportutils fails to update do "Failed dependencies: rpmlib(PayloadIsLzma)" (7014039)
Changes in SUSE RPM package release numbering (000020568)
supportconfig hangs at PROC.. (7023185)
scatool fails with traceback (000004685)
Best practice for applying Program Temporary Fixes (PTFs) (7016640)
supportconfig crashes when run on an LPAR with huge pages configured (000019489)
Tainted kernel (3582750)
SLES for SAP - How To Engage SAP and SUSE to address Product Issues (7021182)
Master TID: Migrating a regular SLES to SLES for SAP (7018744)
Details for supportconfig plugin to gather SAP information related to SUSE solutions. (000020279)

* Cluster basics, timing, fencing, communication:
SLES 11 HAE - Send cluster update and changes through email (7007619)
pacemaker default behavior changed (7014282)
Pacemaker fails to start with 100 exit status (000019498)
pacemaker-controld: notice: High CPU load detected: 180.869995 (000020521)
How to prevent pacemaker from auto-starting on boot or after a fence (000020524)
How to recover pacemaker cluster where all controllers fencing (000019493)
iTCO_wdt does not accept Watchdog Timeout bigger 63 seconds (7011426)
Generating a Kernel Core Dump running cluster HAE (High Availability Extension) (7015029)
stonith:external/sbd resource agent fails with OCF_TIMEOUT (000020383)
SBD STONITH resource fail to start even when majority of the sbd disks (2 out of 3) are still accessible (000020808)
SBD Stonith fails despite seemingly correct setup (OPENAIS STONITH) (7008921)
Settings for long timeout in SBD_DELAY_START (000019356)
How to enable SBD to crashdump before rebooting. (000019873)
SBD Operation Guidelines for HAE Clusters (7011346)
SBD setup - debug and verify (OPENAIS) (7009485)
enabling STONITH requires STONITH device (OPENAIS) (7004817)
STONITH Clone Set configured on HAE 11 (7012124)
Invalid /etc/sysconfig/sbd SBD_DEVICE format (7010931)
SBD Stonith fails silently (OPENAIS HEARTBEAT CLUSTER) (7004306)
Use only one sbd_device instance attribute for SBD partitions (7010925)
sbd.service disabled after running ha-cluster-join (000019624)
Stonith unreliable (HEARTBEAT, COROSYNC) (7007731)
Disk latency may cause unwanted node fencing (7011350)
Stalling I/O triggers HAE Cluster (7010781)
Cluster SBD partition fails from mismatched metadata (7010933)
Create a SBD partition for HAE (High Availability) and XML example (7007616)
How to recreate SBD partition in a SUSE HA cluster. (7018194)
SBD does not start but is configured (7022644)
How to safely change sbd timeout settings in a running pacemaker cluster (7023689)
HAE: How to create an SBD on local storage for VirtualBox guests (7009737)
Clear Failed Fencing Actions Messages (7023886)
HAE (High Availability) rilo V2 setup (7007614)
Fencing in Cloud Enviroment (pacemaker Azure) (000020363)
The azure-events Resource Agent Does Not Failover Properly ... (000020578)
stonith: Could not list hosts for external/ipmi (000020598)
How to setup vcenter fence agent (000019720)
default action timeout and op default timeout (OPENAIS) (7009584)
OpenAIS/Corosync daemon fails to start (7010879)
Cluster node fence "Corosync main process was not scheduled for..." (000019795)
Number of Rings with openais/corosync (7006345)
Corosync reporting interface 127.0.0.1 FAULTY (000019580)
ha-cluster-join bootstrap script error "cluster.join: not enough values to unpack (expected 3, got 1)" (000019902)
How to setup corosync token and consensus in a cluster with more then 2 nodes using unicast (udpu) (000020513)
Corosync Communication Failure (000020407)
Cluster Services fail on boot because of Firewall (HEARTBEAT, OPENAIS) (7007820)
external/riloe fails on ILO3 (OPENAIS HEARTBEAT COROSYNC STONITH) (7008802)
Odd cluster membership changes in HAE cluster (7015215)
All Pacemaker nodes stuck UNCLEAN (offline) after corosync update (000019604)
crm_ipc_prepare: Message exceeds the configured ipc limit (PACEMAKER COROSYNC) (7013215)
Cannot contact other cluster node (7006864)
Corosync crashed if node has more then one device in the same subnet. (7008804)
clones don't show identification numbers after update (PACEMAKER COROSYNC) (7015095)
cluster update failed in cib checksum (COROSYNC, HEARTBEAT) (7012127)
Cluster reports "High CPU load detected" (PACEMAKER) (000019553)
WARNING: cib-bootstrap-options: unknown attribute (000019371)
crm_ipc_prepare: Message exceeds the configured ipc limit (PACEMAKER COROSYNC) (7013215)
ERROR: fencing_topology not supported by the RNG schema (COROSYNC) (7012682)
Implement a fencing topology on SLES 11 SP3 / 12 High Availabilty Extension (7016042)
cib write disabled (COROSYNC) (7012126)
Incorrect TOTEM Configuration for Cluster (7012121)
One HAE node fails to start at boot with openais showing help screen (7011300)
All HAE nodes fail to start clustering after reboot (7011302)
corosync-cfgtool -r hangs in loop while resetting faulty ring (7006774)
corosync:[TOTEM] Digest does not match (000020368)
Corosync Cluster Engine Failing to Startup (000019573)
Troubleshooting HAE Cluster Membership (7015225)
Cannot contact other cluster node (7006864)
HAE no quorum policy for various numbers of nodes (7012110)
How to remove a node from HA pacemaker cluster (000019683)
HAE requires IPv6 to be enabled (7012111)
dlm: cannot start dlm lowcomms -107 (7012160)
Increasing the number of lrmd children (7006863)
Failed cluster actions in crm_mon (7012145)
The command crm status returns Stack: unknown (000019771)
HA node unable to join AD domain after applying HA SP3 (7014642)
Replacing SBD device in a running Pacemaker cluster (7021158)
SBD STONITH fails to fence other node when using the fully qualified DNS name. (000019877)
Mount and sbd failures leading to fencing failure (aio-max-nr too low) (7022255)
Considerations for cluster nodes operating in maintenance mode with SBD Fencing (000020366)
Simulating a Cluster Network Failure (7017617)
Cluster reboots frequently without cause in logs (PACEMAKER) (7018594)
How to determine the next Pacemaker Cluster Action (7022764)
ha-cluster-join fails on syncing configuration files (7020256)
corosync[35436]: [TOTEM ] sendmsg(mcast) failed (non-critical)... (7022316)
Dynamically changing the Cluster Size of an UDPU HAE Cluster (000019391)
The memory footprint of "corosync" process increases when it has communication problems with the other cluster Nodes (7022840)
sleha-join to a cluster using udpu will not join cluster until after restart of corosync on current nodes (7021065)
Preventing a Fence Race in Split Brain (COROSYNC,PACEMAKER) (7022467)
Cluster node will not join after one node was upgraded. (7022565)
Enable and disable maintenance mode in a High Availability Cluster (7023135)
Usage of Maintenance and Managed attributes in a Cluster (Pacemaker) (000019779)
fence_vmware_soap is missing (000019466)
HA - Pacemaker - Creating a cluster resource with a systemd service (000020739)
pacemaker.log entries are timestamped with different timezones (000020743)
Resource Stickiness parameter created during cluster bootstrap (000021075)

* Cluster resources:
Corosync/CTDB and LVS performance issues (7006849)
unable to export file-system on HAE, due to size of rmtab (7008514)
All Cloned Filesystems Remount When One Node is Rebooted (7011322)
Apache won't start in SLES11 SP1 HAE Cluster (7007396)
Cluster resources failing on stop take too long to recover (7012355)
HAE Resources are not managed and won't failover (7012114)
Changing Resource Attributes without Resource Restart (PACEMAKER COROSYNC) (7012872)
oracle resource agent fails silently to start Database (COROSYNC) (7012627)
Run Oracle Database by Pacemaker (000019574)
Avoid Oracle "Crash Recovery" on system startup (000019554)
Cluster mount succeeds but resource shows as failed (OPENAIS, OCFS2, CLUSTER) (7004243)
OCFS2 mount fails during boot (OPENAIS) (7015438)
pingd constraint is not adhered to sporadically (OPENAIS HEARTBEAT) (7008656)
Disabling of LVM Monitor in Cluster (OPENAIS HEARTBEAT) (7008620)
drbd online verify stalls (DRBD OPENAIS) (7009306)
umount of NFS exported Filesystem fails in cluster during stop (PACEMAKER COROSYNC) (7014619)
Necessary NFS Server Cluster Design for NFS Client Lock Preservation (000020396)
OCFS2 volume with more than 16TB fails to mount due to missing block64 option (7009624)
Cannot Perform a Filesystem Check on OCFS2 (7005238)
OCFS2 Partition Fails to Mount with No Free Slots Error (7005236)
mount.ocfs2: Cluster stack is invalid while trying to join the group (7018352)
mount.ocfs2: Protocol error while mounting /dev/sdX on / (7017651)
howto automatically rebuild a broken md with HAE (7008537)
Migrating an FTP resource results in connection reset (7012188)
Configuring additional block disks for XEN Virtual Machines on an HAE cluster. (7012165)
LVM cluster resources should be cluster aware (7012115)
LV is already locked with incompatible mode (000019660)
How to setup a Raid1 device in a ha-cluster without using DLM (000019339)
OCFS2 File System Hanging or Mounting Read Only (7008776)
OCFS2 cluster node support statement and requirements (3828044)
tunefs.ocfs2 does not handle symbolic link (7005445)
Deprecated '-O' option used in MySQL-OCF-Script (7006533)
How to create a KVM resource into HAE using ssh transport (7008168)
Dead IP Address resource fails to restart or migrate (7012073)
LVM RA reports "Improper setup detected" with exclusive (PACEMAKER COROSYNC) (7014216)
How To Configure DRBD on HA (3299772)
How to recover from drbd split brain. (7021212)
Linux Heartbeat bladehpi resource agent fails (7001102)
Getting stale NFS file handle errors after cluster fail over (3714483)
Delayed outgoing packets causing NFS timeouts (000019943)
Joining a CTDB cluster into a domain (7006496)
The OCF_ROOT is set to the wrong path when using the XEN live template (7002527)
pingd constraint is not adhered to sporadically (OPENAIS HEARTBEAT) (7008656)
Adding a Resource with Constraints without affecting the existing ... (000019440)
howto automatically rebuild a broken md with HAE (7008537)
OCFS2 cluster node support statement and requirements (3828044)
SLES 11 HAE - LSB resource will not start (7007617)
Cluster resources are not migrating when paths are lost to the SAN when using multipathing (7003637)
How to enable cluster resource tracing (7022678)
Integration of sap-suse-cluster-connector does not work as expected (7023149)
sap_suse_cluster_connector stuck as HAActive: FALSE (000019924)
Identify unplanned start/stop of the ASCS/ERS services (000020661)
Use of Filesystem resource for ASCS/ERS HA setup not possible (000019944)
Updated fuser binary causing wrong processes to be terminated in SAP Netweaver ... (000019952)
SAP NW cluster failover due to sapstartsrv frequent restart (000020517)
Unexpected connection drop between SAP application and NetWeaver (000020518)
Error when coming out of standby: hdbdaemon HDB Daemon not running (7021376)
SAPHanaController running in timeout when starting SAP Hana (000019899)
SAP HANA monitors timed out after 5 seconds (000020626)
HA cluster takeover takes too long on HANA indexserver failure (000020845)
Cluster node fence as SAPHanaTopology fails with error code 1 (OCF_ERR_GENERIC) during a normal cluster stop (000020964)
SUSE HA for HANA cluster node fenced at shutdown, despite of systemd integration (000021046)
Troubleshooting the SAPHanaSR python hook (000019865)
Basic health check for two-node SAP HANA performance based model (7022984)
How to re-enable replication in a two-node SAP performance based model (7023127)
Showing SOK Status in Cluster Monitoring Tools Workaround (7023526)
HANA SystemReplication doesn't provide SiteName to Corosync Cluster (000019754)
Entry "CALLING CRM: ... rc=256" in HANA trace after upgrading SAPHanaSR-ScaleOut (000020599)
SAP HANA scale-out - pacemaker.service: "Cannot find sapstartsrv and sapcontrol executable, please set DIR_EXECUTABLE parameter!" (000021062)
PostgreSQL resource fails to start with "My data may be inconsistent" (7023166)
Unable to start Oracle 12 database using High Availability Extension resource agent for Oracle (7018429)
SUSE SAP Best Practice Guide Errata (7023713)
SAP HANA SR Performance Optimized Scenario - Setup Guide - Errata (7023882)
SAP S/4 HANA - Enqueue Replication 2 High Availability Cluster - Setup Guide - Errata (7023714)
SUSE Cluster Support for SAP HANA System Replication Active / Active Read Enabled Feature (7023884)
SAP Generating 'Database host operating system is not supported' alerts (7023744)
Takeover not occurring as expected in SAP HANA environment on Azure (000019610)
sapstartsrv does not respawn after a forceful kill of the master nameserver (7024291)
Expected output results for HAGetFailoverConfig. (000019613)
HAGetFailoverConfig cluster test failed with Insufficient memory (000019732)
sapcontrol -function HAFailoverToNode migration fail (000020520)
Pull Errors with azure-events Resource Agent on all Nodes (000019623)
SAPHanaSR HANA system replication automation without layer 2 network (000020333)
SAPHanaSR-showAttr fails with error "Error: NIECONN_REFUSED ..." (000020548)
The vIP cluster resource does not follow the SAP HANA master ... (000019769)
Pacemaker: manual resource migration (000020246)
HANA fail-over and secondary recovery operations fail due to excessive os.system() execution times (000020835)
Protect HANA against manually caused dual-primary situation in SUSE HA cluster (000021044)
Address space monitoring and HANA DB performance (000020746)
HANA nodes end up having the same LPT values (000020690)
SUSE HA for HANA cluster node fenced at shutdown, despite of systemd integration (000021046)
HANA DB resource failed to start (000020948)
SAPHanaController monitor timeout leads to database restart (000021249)

* Related operating system settings and components:
List of SUSE Linux Enterprise Server kernel (000019587)
kernel-azure on PAYG images is not supported for running SAP applications (000020528)
How to load the correct watchdog kernel module (7016880)
Can't open watchdog device: /dev/watchdog: Device or resource busy (7008216)
Estimate Multipath Timeouts (7016305)
Troubleshooting SLES Multipathing (MPIO) problems (3231766)
Troubleshooting boot issues (multipath with lvm). (7022520)
Usage of Regular Expressions (regexes) to identify devices is not recommended for use in /etc/mulitpath.conf (7018191)
HOWTO: Add, Resize and Remove LUN without restarting SLES or OES Linux (7009660)
How to Expand a filesystem on a Multipath-Enabled LUN (3129645)
Dynamically adding storage for use with multipath I/O (3000817)
Installing SUSE Linux Enterprise Server 15 SP1 on a system using both Multipath and Raid fails (000019503)
Using the "find_multipaths yes" option in multipath.conf (000019511)
Can't open /dev/mapper/mpath* exclusively. Mounted filesystem? (7012050)
mkinitrd doesn't include the correct bindings_file (7003710)
Multipath Blacklisting Local Disks (3970086)
Device-mapper does not use all available paths to a SAN (7005564)
Static load balancing in Device-Mapper Multipathing (DM-MPIO) (3858277)
Unnecessary spaces in "multipath -l" command output (7014442)
After server reboot multipath shows no paths. (7016832)
Recommendations for the usage of user_friendly_names in multipath configurations (7001133)
Using a large number of LUNs and/or paths with MPIO (7008051)
Fiber attached Multipathed volume mounts as read only (7001766)
Crash Kernel Boot Runs Out of Memory and Fails With Large Logical Unit Number (LUN) Configurations (7016542)
Unkillable processes in state D when all paths to a volume are down (7001880)
Enabling multipathing in autoyast Installations (7009981)
HOWTO: Boot from a SAN with Multipath (MPIO) (7008995)
Using LVM on Multipath (DM MPIO) Devices (7007498)
Basic LVM Health Check (7002759)
Found duplicate Physical Volumes (PV) (7002287)
Duplicate LVM Volume Group Warning (7003547)
Configure kernel core dump capture (3374462)
Troubleshooting Application Crash or Core Dump (7004526)
Generating a Kernel Core Dump Analysis File (7010484)
System crash or unexpected reboot - Which info is needed by Novell Technical Services for a root cause analysis? (7010249)
HP iLO not able to trigger a kernel crashdump (7013475)
Low write performance on SLES 11 servers with large RAM (7010287)
Important difference in timing of I/O writes in SLE 12 (7015931)
Partial record errors when writing over NFS to zOS (7012647)
Setting static ports for NFS on Linux (7000524)
possible Timeout of NFSv4 Export during failover or restart (000019414)
Winbind and SAP application coredumps in __nscd_get_nl_timestamp() (000019920)
Performance loss when writing large files over NFS, on kernel 4.12.14 (SLES 12 SP4 or higher) (000019615)
NFS file system is hung. New mount attempts hang also. (000019722)
Overcommit Memory in SLES (7002775)
Recommended SUSE SLES 4 SAP Settings (7024082)
SAP Generating 'Database host operating system is not supported' alerts (000019412)
SLES for SAP 12 Package Conflict Errors After Fresh Install (000019409)
tuned-adm fails to set kernel scheduler for block devices (7024212)
NTP fails to access time server on system boot. (3435100)
NTP issue with VMWare (7008544)
Time drifting when running a Linux guest under VMware ESX server (3858673)
Clocksource "tsc" not available on virtual environment (000019562)
NTP server does not resolve host names (7016873)
NTP start command produces a warning about Cryptographic keys dir (7016814)
NTP not working properly in Cloud (NTP) (000019557)
Fixes and workaround to avoid issues caused by Leap Second 2015 (7016150)
Leap second issues - June 30, 2012 (7010351)
Patch recommendations to avoid issues caused by Leap Second 2015 (7016150)
Leap Second - test cases (7016355)
Hardware Clock having wrong time on cluster node (7011375)
Software repositories in SUSE Linux Enterprise 11 Service Pack 2 (7010225)
Packages from one version of SLES to another are missing (7003311)
Possible reasons for suse_register to return improper code (7014777)
Joining a CTDB cluster into a domain (7006496)
Using mdadm to send e-mail alerts for RAID failures (7001034)
ReaR does not support servers with SAN-attached storage/SAN boot (7008030)
ReaR rescue environment fails to load on Blade Hardware (7008029)
Frequent ACPI errors starting with SMBus or IPMI write requires Buffer of length 42. (7010449)
IPMI driver can be unloaded when being accessed by user space (000019602)
XFS metadata corruption and invalid checksum on SAP Hana servers (7022921)
XFS "barrier/nobarrier" mount options have been completely deprecated starting from SLES15 SP2 (000020240)
Handling failed NFS share in SUSE HA cluster for HANA system replication (000019904)
SAP Instances failed stop on shutdown (PACEMAKER, SYSTEMD, SAP) (7022671)
How to patch a SAP Application Pacemaker Cluster (000020268)
SAP on SLES shows Error: NIECONN_REFUSED in the logs (7023236)
Indepth HANA Cluster Debug Data Collection (PACEMAKER, SAP) (7022702)
How to prevent certain values in limits.conf from being changed by saptune (7023104)
Unable to set SAP Note 1680803 recommendations for NRREQ using saptune (000020344)
SLES for SAP Upgrade returns: "Error: Product SLES for SAP Applications will be automatically removed" (7018571)
Memory, I/O and DefaultTasksMax related considerations for SLES for SAP servers with huge memory (7021211)
DefaultTasksMax / TasksMax / UserTasksMax (000015901)
Unable to set kernel.shmmni to a value greated than 32k (32768) (000020403)
Systemd KillMode=none (000020394)
Kernel-bigmem for SAP HANA environments on ppc64 (7018408)
Long Client hang to Cluster after failover of ERS Instance (7023324)
"cgroup: fork rejected by pids controller in..." found in system log (7022001)
Reading /proc//maps and /proc//numa_maps takes long (7019001)
CVE-2016-2183: openssl: Birthday attacks on 64-bit block ciphers aka triple-des (SWEET32) (7017985)
How to recover from BTRFS errors (7018181)
System crash during a BTRFS maintenance task (000019638)
SLES 12 /etc/sysconfig/nfs is not honoring NFSV4LEASETIME (7016918)
Explanation of NFS mount options: nconnect=, nosharetransport, sharetransport= (000019933)
Rear backup fails with "No space left on device" errors (7022152)
Multipath Drive Failed with queue_if_no_path after All Paths Failed (7022310)
Systemd-udev-settle timing out (7022681)
System hangs on reboot if 'google-shutdown-scripts.service' is enabled (000020378)
Communications fail between Azure Load Balancer and SLE instance (000019510)
TCP SYN packets intermittently go unanswered (7023254)
ALUA port group messages (7023021)
BTRFS filesystem going readonly on balance operation. (7018233)
How to resize/extend a btrfs formatted root partition (7018329)
btrfs - No space left on device (7018361)
Deleting file on btrfs partition gives "No space left on device" (7011860)
System lock up after XFS reporting possible memory allocation ... (7023344)
System hang/freeze with a high number of tasks waiting for McAfee ... (000020332)
Master TID: Migrating a regular SLES to SLES for SAP (7018744)
Database Errors with Kernel 3.0.101-108.57 and 3.0.101-108.60 (7023167)
Read-only or corrupted filesystem after fstrim operation on Eternus ... (7022268)
Error 'CDB: Unmap/Read sub-channel TIMEOUT_ERROR' on Nutanix Virtual Machines (7022293)
lpar boot fails: "blk_cloned_rq_check_limits: over max size limit" (7017750)
Customizing persistent device names for an iSCSI disk (3684654)
Disabling fstrim - under which conditions? (7023805)
Storage Performance Appears To Degrade After Upgrading To Later Service Packs (7023896)
Application suffers an unexpected timeout with specific kernel versions. (7023997)
iSCSI LIO configuration with targetcli fails to saveconfig or exit (7022130)
Slow boot boot initialization on machines with Intel Optane DC Memory causing auto-mount to fail (7023909)
no /dev/disk/by-id for scsi LUNs on VMWare ESX (7002966)
System crashes when the system is rebooted with SR-IOV enabled QLogic cards (000019630)
System with FCoE connected devices fails to boot randomly due to wicked ordering cycle problems (000019889)
error: fork: Resource temporarily unavailable (000020612)
Considerations for dealing with correctable memory error messages (7022118)
vPMEM memory backed namespaces configured as a dump target for kdump/fadump takes a long time to save dump files (000019570)
Hot plugging/unplugging of pmem memory having a size that is not in multiples of a specific size can lead to kernel panics (000019567)
Configuring Persistent Memory Devices (PMEM) results in booting to the recovery shell (000019517)
Unable to create XFS Filesystem on a PMEM (Persistent Memory) device (000019445)
NVMe drive is not detected after multiple hot plug operations (000019625)
NVMe drive is not accessible in UEFI mode with Intel Rapid RAID mode on (000019441)
Making changes to VMware pvscsi driver parameters aligned with SAP recomendations (000019614)
saptune: WARNING saptune.io.go:66: 'noop' is not a valid scheduler for device (000019572)
sapconf: tuned.utils.commands: Writing to file /sys/block/.../queue/scheduler error: [Errno 22] Invalid argument (000019575)
Azure Load-Balancer Detection Hardening (000019536)
Pagecache bug can lead to hangs on SLES for SAP (000019479)
System hang caused by vm.pagecache_limit_mb (000020418)
How to use fsperf and blktrace to quantify IO subsystem performance (000019465)
How to patch a SAP Application Pacemaker Cluster (000020268)
SAP license verification fails after upgrade to SLES12 SP5 due to system UUID change (000019647)
HANA Database Planning Engine crashes in __strncmp_avx2_rtm+0x1b3 (000021026)
TSC Clocksource Switching to HPET During High I/O Load (000021035)
Logs about an incident on a Pacemaker Cluster are lost because of the log file turn-over policy (000020390)

BUGS¶

Feedback is welcome, please mail to feedback@suse.com

SEE ALSO¶

ClusterTools2(7) , cs_show_cluster_patterns(8), cs_show_error_patterns(8),
https://www.suse.com/products/highavailability/ ,
https://www.suse.com/releasenotes/x86_64/SLE-HA/15-SP3/ ,
https://www.suse.com/documentation/sle-ha-15-SP3/ ,
https://documentation.suse.com/sles/15-SP3/single-html/SLES-storage/#book-storage
https://documentation.suse.com/sles-sap/15-SP3/

COPYRIGHT¶

(c) 2015-2018 SUSE Linux GmbH, Germany.
(c) 2018-2020 SUSE Software Solutions Germany GmbH, Germany.
(c) 2021-2024 SUSE LLC
ClusterTools2 comes with ABSOLUTELY NO WARRANTY.
For details see the GNU General Public License at http://www.gnu.org/licenses/gpl.html