Computing Announcements

Chinook: Chinook - Scheduled Downtime
November 04, 2009 4:57 PM - The next scheduled Chinook outage will begin on Tuesday, November 10, 2009 at 10:00 am (PST). It may not last a full 24 hours. Jobs that will not complete by the downtime will be saved in the queue and started following the downtime. Please send e-mail to mscf-consulting@emsl.pnl.gov if you have any questions.
Chinook: PNNL Network - Scheduled Downtime
October 30, 2009 5:03 PM - All IT resources will be unavailable on Saturday, November 15 from 8:00 a.m. until 6:00 p.m. and again on Sunday, November 16 from 7:00 a.m. until 2:00 p.m. (PST). This is to install critical security patches to the network equipment. This NETWORK outage should NOT affect jobs running on Chinook.
Chinook: Chinook - Login Nodes Available
October 13, 2009 7:46 PM - Chinook has returned from the scheduled down time. The batch queue limits have been changed as an attempt to improve throughput, backfill, and decrease wait time for commonly run job sizes. This will be discussed at our Quarterly Conference Call Wednesday, Oct. 14th at 10:15 PDT. All Chinook users were sent instructions for joining in. Here are the new queue limits which will be added to the Web page documentation later this week. Highest Priority: Extra Large Queue 256-1100 nodes, maximum of 12 hours, High Priority: Large Queue 128-255 nodes, maximum of 24 hours, Normal Priority: Medium Queue 8-127 nodes, maximum of 48 hours, Normal Priority: Long Queue 2-16 nodes, maximum of 96 hours, Low Priority (backfill): Small Queue 2-8 nodes, maximum of 48 hours, Interactive Queue: 1-4 nodes, maximum of 30 minutes. These may be adjusted based on feedback from the Conference Call. Molecular Sciences Computing, EMSL Pacific Northwest National Laboratory
Chinook: Chinook - Login Nodes Available
October 08, 2009 12:09 PM - Chinook experienced problems with its Infiniband fabric last night around 21:00 hours PDT. That caused the machine to be down until this afternoon. While the vendor and their subcontractors are still investigating the root cause of the outage, the system has been restored to working order and it is running jobs. The login nodes are available. If your job was running when the machine crashed you will need to resubmit it.
Chinook: Chinook - Emergency Downtime
October 08, 2009 7:20 AM - Greetings. We are currently having an emergency system outage due to difficulties on the infiniband fabric. We do not have an estimated time of return to service yet but are working on solving the problem. We hope to return chinook to users later today.
Chinook: Chinook - Scheduled Downtime
October 07, 2009 4:49 PM - Greetings Folks, The next scheduled Chinook outage will begin on Tuesday, October 13, 2009 at 10:00 am (PDT). It will partially be down briefly d a full 24 hour downtime during which we will upgrade firmware and add patches. Jobs that will not complete by the downtime will be saved in the queue and started following the downtime. If you have not checked the MSC web page lately (http://www.emsl.pnl.gov/capabilities/computing/announcements.jsp) there will be a 4 hour time this Saturday, October 10, (sometime). when only six of the twelve computational units will be working. Jobs should running in the queue when the machine is complete In December, we will have a stack upgrade including the Lustre file system. The /dtemp file system will be reformatted and all data will be erased. Save your data to NWfs or download it to you local computer. Please send e-mail to mscf-consulting@emsl.pnl.gov if you have any questions. Regards,
Chinook: Scheduled Partial Downtime
September 30, 2009 3:48 PM - On Saturday, October 10, 2009 from 8:00 am to 12:00 pm, there will be a partial outage of the electricity supplied to the computer room. As a result, there will be only 6 of the Computational Units {1-6} running. the other six {7-12} will be shut down. Once electrical power has been restored, the whole computer will again be available. If you have questions, send an e-mail to mscf-consulting@emsl.pnl.gov.
Chinook: Chinook - Login Nodes Available
September 23, 2009 5:16 PM - The security patches have been successfully installed on chinook. The login nodes are up and the queues are open. If your job was running at 10:30 this morning you need to resubmit it. Jobs that were not running but still in the queue will still be there.
Chinook: Chinook - Emergency Downtime
September 23, 2009 10:14 AM - There will be an emergency downtime starting at 10:30 a.m. (PDT) for Chinook this morning to apply a security patch to chinook. Jobs will be interrupted and queues will be halted. We expect to return the system to users by 7:00 p.m. (PDT) this evening. If you have a currently running job(s) you will need to resubmit them.
Chinook: Chinook - Power Fluctuations.
September 15, 2009 1:16 PM - Greetings. We just experienced a power fluctuation in EMSL. Roughly a third of the compute nodes crashed. at around 12:15 p.m. today. They have been rebooted and the queues are open again. Please resubmit jobs of yours that were effected.

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