https://owl.unipharm.com/mediawiki/index.php?action=history&feed=atom&title=Information_Systems%3ABart_Hardware_Issues_History 2026-09-01T12:26:46Z Revision history for this page on the wiki MediaWiki 1.35.4 https://owl.unipharm.com/mediawiki/index.php?title=Information_Systems:Bart_Hardware_Issues_History&diff=6074&oldid=prev 2016-12-08T22:10:32Z

<p><span dir="auto"><span class="autocomment">SAS/RAID card incompatibility unbootable LPAR</span></span></p> <table class="diff diff-contentalign-left diff-editfont-monospace" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 22:10, 8 December 2016</td> </tr><tr> <td colspan="2" class="diff-lineno">Line 9:</td> <td colspan="2" class="diff-lineno">Line 9:</td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>A temporary fix was implemented by creating another LPAR and running it. [http://www-01.ibm.com/support/docview.wss?uid=nas8N1020863| See here for official IBM fix page]. This running partition keeps the CPU allocation in check.</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>A temporary fix was implemented by creating another LPAR and running it. [http://www-01.ibm.com/support/docview.wss?uid=nas8N1020863| See here for official IBM fix page]. This running partition keeps the CPU allocation in check.</div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td class="diff-marker">−</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>==SAS/RAID card incompatibility unbootable LPAR==</div></td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>==SAS/RAID card<ins class="diffchange diffchange-inline"> firmware</ins> incompatibility<ins class="diffchange diffchange-inline"> led to</ins> unbootable LPAR==</div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Problem description===</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Problem description===</div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>''Occurrence: December 2-4, 2016''</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>''Occurrence: December 2-4, 2016''</div></td> </tr> <!-- diff cache key wikidb:diff:wikidiff2:1.12:old-6073:rev-6074:1.11.0 --> </table>

Norwinu https://owl.unipharm.com/mediawiki/index.php?title=Information_Systems:Bart_Hardware_Issues_History&diff=6073&oldid=prev 2016-12-08T22:10:06Z

<p></p> <table class="diff diff-contentalign-left diff-editfont-monospace" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 22:10, 8 December 2016</td> </tr><tr> <td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>=Power8=</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>=Power8=</div></td> </tr> <tr> <td class="diff-marker">−</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>==<del class="diffchange diffchange-inline">System slowdown -</del> CPU firmware==</div></td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>==<ins class="diffchange diffchange-inline">Buggy</ins> CPU firmware<ins class="diffchange diffchange-inline"> causing massive system slowdown</ins>==</div></td> </tr> <tr> <td class="diff-marker">−</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>===<del class="diffchange diffchange-inline">Description</del> <del class="diffchange diffchange-inline">of problem</del>===</div></td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>===<ins class="diffchange diffchange-inline">Problem</ins> <ins class="diffchange diffchange-inline">description</ins>===</div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>''Occurrence: August 2015, Decemeber 2015''</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>''Occurrence: August 2015, Decemeber 2015''</div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The Power8 has had two instances of severe system slowdown that affected everything from green-screen menu interaction, overnight backup and processing, and network latency. With network issues being the primary symptom, the entire network configuration in the server room and on the IBM i was examined and ruled out. This led to a network card replacement on September 11, 2015, which fixed the issue. The problem manifested itself again on December 2, 2015, and thus a recurrence pattern of about 2 months was determined. During the 2nd PMR, it was determined that the cause of the issue was buggy CPU firmware that caused improper allocation of CPU resources to the LPAR.</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The Power8 has had two instances of severe system slowdown that affected everything from green-screen menu interaction, overnight backup and processing, and network latency. With network issues being the primary symptom, the entire network configuration in the server room and on the IBM i was examined and ruled out. This led to a network card replacement on September 11, 2015, which fixed the issue. The problem manifested itself again on December 2, 2015, and thus a recurrence pattern of about 2 months was determined. During the 2nd PMR, it was determined that the cause of the issue was buggy CPU firmware that caused improper allocation of CPU resources to the LPAR.</div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td class="diff-marker">−</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>===<del class="diffchange diffchange-inline">Solution</del>===</div></td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>===<ins class="diffchange diffchange-inline">Outcome</ins>===</div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>A temporary fix was implemented by creating another LPAR and running it. [http://www-01.ibm.com/support/docview.wss?uid=nas8N1020863| See here for official IBM fix page]. This running partition keeps the CPU allocation in check.</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>A temporary fix was implemented by creating another LPAR and running it. [http://www-01.ibm.com/support/docview.wss?uid=nas8N1020863| See here for official IBM fix page]. This running partition keeps the CPU allocation in check.</div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>==SAS/RAID card incompatibility unbootable LPAR==</div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>===Problem description===</div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>''Occurrence: December 2-4, 2016''</div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>A maintenance upgrade was scheduled in December 2016 that involved:</div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div># Updating the Technology Refresh level from TR2 to TR5.</div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div># Updating all other PTF groups (including the cumulative group) to their latest release.</div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div># Upgrading the system firmware from 810.40 to 840.30.</div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>While all the updates/upgrades were performed successfully, the LPAR could not be started, and it was discovered that the system no longer recognized the SAS/RAID cards controlling the disk array (ASP) on which the LPAR lived. This caused a complete system-down situation. Updating the firmware to an even more recent level did not help, neither did reseating the hardware cards and attempting to reinitialize them through the HMC.</div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>===Outcome===</div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>IBM had to ship out new cards and they were replaced the following day (Saturday), after which the system immediately recognized the replacement cards and the system booted successfully. End-of-day processing had to be done manually on a Saturday, but there were virtually no consequences outside of email and Web Orders being down for the earlier part of Saturday. </div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The likely theory is that the jump from firmware level 810.40 to 840.30 was too big, such that the newer system firmware was no longer compatible with whatever level of firmware was on the SAS cards, leading to them being unable to be recognized by the system. Our system met the prerequisites for the firmware upgrade, so this was clearly an undiscovered problem by IBM. </div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category: I.T. History]]</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category: I.T. History]]</div></td> </tr> <!-- diff cache key wikidb:diff:wikidiff2:1.12:old-3856:rev-6073:1.11.0 --> </table>

Norwinu https://owl.unipharm.com/mediawiki/index.php?title=Information_Systems:Bart_Hardware_Issues_History&diff=3856&oldid=prev 2016-06-30T16:03:29Z

<p></p> <table class="diff diff-contentalign-left diff-editfont-monospace" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 16:03, 30 June 2016</td> </tr><tr> <td colspan="2" class="diff-lineno">Line 7:</td> <td colspan="2" class="diff-lineno">Line 7:</td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Solution===</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Solution===</div></td> </tr> <tr> <td class="diff-marker">−</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>A temporary fix was implemented by creating another LPAR and running it <del class="diffchange diffchange-inline">[</del>[http://www-01.ibm.com/support/docview.wss?uid=nas8N1020863|See here for official IBM fix page<del class="diffchange diffchange-inline">]</del>]. This running partition keeps the CPU allocation in check.</div></td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>A temporary fix was implemented by creating another LPAR and running it<ins class="diffchange diffchange-inline">.</ins> [http://www-01.ibm.com/support/docview.wss?uid=nas8N1020863|<ins class="diffchange diffchange-inline"> </ins>See here for official IBM fix page]. This running partition keeps the CPU allocation in check.</div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category: I.T. History]]</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category: I.T. History]]</div></td> </tr> <!-- diff cache key wikidb:diff:wikidiff2:1.12:old-3855:rev-3856:1.11.0 --> </table>

Norwinu https://owl.unipharm.com/mediawiki/index.php?title=Information_Systems:Bart_Hardware_Issues_History&diff=3855&oldid=prev 2016-06-30T16:02:50Z

<p></p> <table class="diff diff-contentalign-left diff-editfont-monospace" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 16:02, 30 June 2016</td> </tr><tr> <td colspan="2" class="diff-lineno">Line 7:</td> <td colspan="2" class="diff-lineno">Line 7:</td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Solution===</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Solution===</div></td> </tr> <tr> <td class="diff-marker">−</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>A temporary fix was implemented by creating another LPAR and running it [[<del class="diffchange diffchange-inline">See here for official IBM fix page|</del>http://www-01.ibm.com/support/docview.wss?uid=nas8N1020863]]. This running partition keeps the CPU allocation in check.</div></td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>A temporary fix was implemented by creating another LPAR and running it [[http://www-01.ibm.com/support/docview.wss?uid=nas8N1020863<ins class="diffchange diffchange-inline">|See here for official IBM fix page</ins>]]. This running partition keeps the CPU allocation in check.</div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category: I.T. History]]</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category: I.T. History]]</div></td> </tr> <!-- diff cache key wikidb:diff:wikidiff2:1.12:old-3479:rev-3855:1.11.0 --> </table>

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<p></p> <table class="diff diff-contentalign-left diff-editfont-monospace" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 04:16, 23 June 2016</td> </tr><tr> <td colspan="2" class="diff-lineno">Line 10:</td> <td colspan="2" class="diff-lineno">Line 10:</td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category: I.T. History]]</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category: I.T. History]]</div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>[[Category: Power8]]</div></td> </tr> <!-- diff cache key wikidb:diff:wikidiff2:1.12:old-3477:rev-3479:1.11.0 --> </table>

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<p>Norwinu moved page <a href="/mediawiki/index.php?title=Information_Systems:BART_System_Issues_History&amp;action=edit&amp;redlink=1" class="new" title="Information Systems:BART System Issues History (page does not exist)">Information Systems:BART System Issues History</a> to <a href="/mediawiki/index.php/Information_Systems:Bart_Hardware_Issues_History" title="Information Systems:Bart Hardware Issues History">Information Systems:Bart Hardware Issues History</a> without leaving a redirect</p> <table class="diff diff-contentalign-left diff-editfont-monospace" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 04:15, 23 June 2016</td> </tr> <!-- diff cache key wikidb:diff:wikidiff2:1.12:old-3475:rev-3477:1.11.0 --> </table>

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<p>Norwinu moved page <a href="/mediawiki/index.php/Information_Systems:System_Issues_History" class="mw-redirect" title="Information Systems:System Issues History">Information Systems:System Issues History</a> to <a href="/mediawiki/index.php?title=Information_Systems:BART_System_Issues_History&amp;action=edit&amp;redlink=1" class="new" title="Information Systems:BART System Issues History (page does not exist)">Information Systems:BART System Issues History</a></p> <table class="diff diff-contentalign-left diff-editfont-monospace" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 04:14, 23 June 2016</td> </tr> <!-- diff cache key wikidb:diff:wikidiff2:1.12:old-3472:rev-3475:1.11.0 --> </table>

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<p></p> <p><b>New page</b></p><div>=Power8=<br /> ==System slowdown - CPU firmware==<br /> ===Description of problem===<br /> ''Occurrence: August 2015, Decemeber 2015''<br /> <br /> The Power8 has had two instances of severe system slowdown that affected everything from green-screen menu interaction, overnight backup and processing, and network latency. With network issues being the primary symptom, the entire network configuration in the server room and on the IBM i was examined and ruled out. This led to a network card replacement on September 11, 2015, which fixed the issue. The problem manifested itself again on December 2, 2015, and thus a recurrence pattern of about 2 months was determined. During the 2nd PMR, it was determined that the cause of the issue was buggy CPU firmware that caused improper allocation of CPU resources to the LPAR.<br /> <br /> ===Solution===<br /> A temporary fix was implemented by creating another LPAR and running it [[See here for official IBM fix page|http://www-01.ibm.com/support/docview.wss?uid=nas8N1020863]]. This running partition keeps the CPU allocation in check.<br /> <br /> [[Category: I.T. History]]</div>

Norwinu https://owl.unipharm.com/mediawiki/index.php?title=Information_Systems:Bart_Hardware_Issues_History&diff=1427&oldid=prev 2015-12-09T20:44:59Z

<p></p> <table class="diff diff-contentalign-left diff-editfont-monospace" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 20:44, 9 December 2015</td> </tr><tr> <td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>=Power8=</div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==System slowdown - CPU firmware==</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==System slowdown - CPU firmware==</div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Description of problem===</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Description of problem===</div></td> </tr> <!-- diff cache key wikidb:diff:wikidiff2:1.12:old-1426:rev-1427:1.11.0 --> </table>

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<p></p> <table class="diff diff-contentalign-left diff-editfont-monospace" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 20:44, 9 December 2015</td> </tr><tr> <td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==System slowdown - CPU firmware==</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==System slowdown - CPU firmware==</div></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Description of problem===</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Description of problem===</div></td> </tr> <tr> <td class="diff-marker">−</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del class="diffchange diffchange-inline">'</del>''Occurrence: August 2015, Decemeber 2015<del class="diffchange diffchange-inline">'</del>''</div></td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>''Occurrence: August 2015, Decemeber 2015''</div></td> </tr> <tr> <td colspan="2" class="diff-empty">&#160;</td> <td class="diff-marker">+</td> <td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"></td> </tr> <tr> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The Power8 has had two instances of severe system slowdown that affected everything from green-screen menu interaction, overnight backup and processing, and network latency. With network issues being the primary symptom, the entire network configuration in the server room and on the IBM i was examined and ruled out. This led to a network card replacement on September 11, 2015, which fixed the issue. The problem manifested itself again on December 2, 2015, and thus a recurrence pattern of about 2 months was determined. During the 2nd PMR, it was determined that the cause of the issue was buggy CPU firmware that caused improper allocation of CPU resources to the LPAR.</div></td> <td class="diff-marker">&#160;</td> <td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The Power8 has had two instances of severe system slowdown that affected everything from green-screen menu interaction, overnight backup and processing, and network latency. With network issues being the primary symptom, the entire network configuration in the server room and on the IBM i was examined and ruled out. This led to a network card replacement on September 11, 2015, which fixed the issue. The problem manifested itself again on December 2, 2015, and thus a recurrence pattern of about 2 months was determined. 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