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31 posts tagged with "Maintenance"

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· One min read

In the Lustre8 high-speed storage system for the Personal Genome Analysis section, we are going to upgrade the server version and perform maintenance related with it.

Date​

Wednesday, March 8, 2023 14:00 - 17:00 (24h notation)

Scope of impact​

  • In the Personal Genome Analysis section, I/O suspensions to Lustre8 occur multiple times (at least 6 times).
  • The general analysis section will not be affected.
  • DDBJ services and other services are not affected.

· One min read

Publication date: December 22, 2022

Due to network device maintenance, the network will be temporarily out of service during the following time period.

  • Date: Tuesday, December 27, 2022 13:00 - 14:00 (24h notation)

    • Communication interruptions of about 30 minutes to one hour occur.

  • Scope of Impact

    • During the communication breakdown, login to the supercomputer and data transfer operations will not be available.
    • No jobs in operation will be suspended.

We appreciate your understanding and cooperation.

· One min read

Publication date: December 20, 2022

The Lustre7 high-speed storage system for the General Analysis section has experienced an equipment failure, and as of 15:59 p.m. on Monday, December 19, there has been no impact on users. The cables will be replaced at the following time and date.

Date​

Tuesday, December 20, 2022 12 noon - 17:00(24h notation)

Scope of impact​

  • A couple of 4-minute I/O suspensions are expected to occur in general analysis section Lustre 7 between 12:00 and 17:00 on Tuesday, 20 December 2022.
  • The personal genome analysis section will not be affected.
  • DDBJ services and other services will not be affected.

· One min read

Publication date: November 24, 2022

The Lustre6 high-speed storage system for the DDBJ service has experienced an equipment failure.

The equipment will be replaced at the following time and date.

Date​

Thursday, November 24, 2022 09:30 - 12 noon (24h notation)

Scope of impact​

  • In the DDBJ service section, I/O suspensions to Lustre6 are expected to occur before and after the work for approximately 4 minutes each.
  • The general analysis and personal genome analysis section will not be affected.

· 2 min read

Publication date: November 9, 2022

The scheduled maintenance of the NIG supercomputer is scheduled on the following date and time in accordance with the legal power outage of the NIG. The supercomputer will not be available during the scheduled maintenance.

Period​

December 2, 17:00 - December 8, 2022, 00:00(24h)

Work schedule​

  • 12/2(Fri.) 17:00～ 　Supercomputer outage
  • 12/3(Sat.) 　　　　　Legal power outage
  • 12/4(Sun.)～12/7(Wed.) Supercomputer scheduled maintenance work (UPS maintenance, Lustre maintenance, software updates, etc.)
  • 12/8(Thu.) is a spare day.

Main contents of Scheduled Maintenance​

  1. Run yum update on all compute nodes to get the latest version of Cent OS 7.9.

  2. Singularity has been renamed Apptainer. Along with this, the following updates will be made.

  • Current Singularity 3.8.7 ⇒ Apptainer 1.1
  • SingularityCE 3.10.2 added
  • For more information, refer to the Apptainer description page.
  1. unification of SSH public key reflection flow

Until now, when the SSH public key was registered, it took about 24 hours to be reflected in the gateway gw.ddbj.nig.ac.jp in the general analysis section, and about 10 minutes in gw2.ddbj.nig.ac.jp. After the scheduled maintenance in December, the processing flow will be unified and both gw and gw2 will be reflected in about 10 minutes.

Notes​

  • Running jobs will be deleted, so please resubmit jobs after the scheduled maintenance.

· One min read

Publication date: October 20, 2022

The Lustre7 high-speed storage system in the General Analysis section has experienced an equipment failure, and as of 11:41 a.m. on Thursday, October 21, there has been no impact on users. The equipment will be replaced at the following time and date.

Date​

Friday, October 21, 2022 10:00 - 12 noon (24h notation)

Scope of impact​

  • In the general analysis section, I/O suspensions to Lustre7 are expected to occur before and after the work for approximately 4 minutes each.
  • The personal genome analysis section will not be affected.
  • DDBJ services and other services are not affected.

· One min read

Publication date: October 6, 2022

Following several incidents of poor performance of the Lustre8 high-speed storage system for the personal genome analysis section, the MDS of Lustre8 will be upgraded to prevent this.

  • The update was completed at around 10:40.
  • I/O suspension occurred between 10:19 and 10:23 due to this work.

Date​

Thursday, October 6, 2022 10:00 - 12 noon (24h notation)

Scope of impact​

  • The personal genome analysis section will suspend I/O for a few minutes during the work. I/O will be automatically restored after the work is completed.
  • The general analysis section will not be affected.
  • DDBJ services and other services are not affected.

· One min read

Due to the NIG's mail server was down, token codes for connecting to the VPN was not sent during the following period.

22:50, Saturday, August 27 - around 9:00, Monday, August 29 (24h)

The problem was restored at around 9:00 on 29 Aug (Mon).

Please try the VPN connection again.

Scope of impact​

  • The general analysis section and the personal gemone analysis section will not be affected.
  • It is possible to log in to the supercomputer. There is no impact on runnning jobs, etc.

We apologize for the inconvenience.

· One min read

Publication date: August 23, 2022

Due to SINET6 maintenance, the network will be temporarily out of service during the following time period.

  • Date: Monday, September 12, 2022 01:30 - 03:00 (24h notation)

    • Communication interruptions of 15 minutes will occur 1-3 times during the above time period.

  • Scope of Impact

    • During the communication breakdown, login to the supercomputer and data transfer operations will not be available.
    • No jobs in operation will be suspended.

We appreciate your understanding and cooperation.

· One min read

Publication date: August 1, 2022

Overview​

Due to the firmware configuration of the NIG supercomputer, the application system for use will not be available during the following period.

Work schedule​

Monday, August 1, 2022, 10:00-13:00(24h)

Scope of impact​