Difference between revisions of "Tier1 Operations Report 2018-09-17"
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− | * There has been improvements in ATLAS and their fair-share usage. This is ongoing work with the aim of | + | * There has been improvements in ATLAS and their fair-share usage. This is ongoing work with the aim of attaining further gains. |
− | * There are currently a worrying number of GGUS tickets relating to the LFC. This is currently priority tasking for Tier-1 at this time. | + | * There are currently a worrying number of GGUS tickets relating to the LFC. This is currently priority tasking for Tier-1 at this time. |
+ | |||
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− | * | + | * Tier-1 encountered another IPv6 issue 17/9/18 - 23:00), however Digital Solutions were able to resolve this issue within 2 hours |
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Latest revision as of 09:54, 18 September 2018
RAL Tier1 Operations Report for 17th September 2018
Review of Issues during the week 20th August to the 17th September 2018. |
- There has been improvements in ATLAS and their fair-share usage. This is ongoing work with the aim of attaining further gains.
- There are currently a worrying number of GGUS tickets relating to the LFC. This is currently priority tasking for Tier-1 at this time.
Current operational status and issues |
- Tier-1 encountered another IPv6 issue 17/9/18 - 23:00), however Digital Solutions were able to resolve this issue within 2 hours
Resolved Castor Disk Server Issues |
Machine | VO | DiskPool | dxtx | Comments |
---|---|---|---|---|
- | - | - | - | - |
Ongoing Castor Disk Server Issues |
Machine | VO | DiskPool | dxtx | Comments |
---|---|---|---|---|
gdss747 | Atlas | atlasStripInput | d1t0 | Currently in intervention. |
Limits on concurrent batch system jobs. |
- GROUP_CMS_LIMIT = 4000
- GROUP_ATLAS_LIMIT = 8000
Notable Changes made since the last meeting. |
- None.
Entries in GOC DB starting since the last report. |
Service | ID | Scheduled? | Outage/At Risk | Start | End | Duration | Reason |
---|---|---|---|---|---|---|---|
- | - | - | - | - | - | - | - |
Declared in the GOC DB |
Service | ID | Scheduled? | Outage/At Risk | Start | End | Duration | Reason |
---|---|---|---|---|---|---|---|
- | - | - | - | - | - | - | - |
- No ongoing downtime
- No downtime scheduled in the GOCDB for next 2 weeks
Advanced warning for other interventions |
The following items are being discussed and are still to be formally scheduled and announced. |
Listing by category:
- Castor:
- Update systems to use SL7 and configured by Quattor/Aquilon. (Tape servers done)
- Move to generic Castor headnodes.
- Internal
- DNS servers will be rolled out within the Tier1 network.
Open
GGUS Tickets (Snapshot taken during morning of the meeting). |
Request id | Affected vo | Status | Priority | Date of creation | Last update | Type of problem | Subject | Scope |
---|---|---|---|---|---|---|---|---|
137195 | ops | in progress | less urgent | 14/09/2018 | 14/09/2018 | Operations | [Rod Dashboard] Issues detected at RAL-LCG2 | EGI |
137153 | t2k.org | in progress | urgent | 12/09/2018 | 13/09/2018 | Data Management - generic | LFC entry has file size 0, preventsw registering of additional replicas | EGI |
137151 | t2k.org | waiting for reply | urgent | 12/09/2018 | 14/09/2018 | File Transfer | Cannot upload files to grid an register replica | EGI |
137136 | lhcb | in progress | very urgent | 12/09/2018 | 14/09/2018 | File Access | Data transfers problem at RAL-LCG2 | WLCG |
137047 | t2k.org | in progress | less urgent | 06/09/2018 | 11/09/2018 | File Access | Connection to RAL tape storage fails | EGI |
136884 | t2k.org | in progress | top priority | 27/08/2018 | 16/09/2018 | Data Management - generic | lcg-cr not working for t2k vo | EGI |
136840 | snoplus.snolab.ca | in progress | very urgent | 23/08/2018 | 15/09/2018 | Other | Cannot upload files to LFN from Storage node | EGI |
136757 | mice | in progress | less urgent | 17/08/2018 | 21/08/2018 | Other | Missing lsc files for mice VO on lfc.gridpp.rl.ac.uk ? | EGI |
136701 | lhcb | in progress | very urgent | 14/08/2018 | 05/09/2018 | File Transfer | background of transfer errors | WLCG |
136366 | mice | in progress | less urgent | 25/07/2018 | 20/08/2018 | Local Batch System | Remove MICE Queue from RAL T1 Batch | EGI |
136199 | lhcb | in progress | very urgent | 18/07/2018 | 07/08/2018 | File Transfer | Lots of submitted transfers on RAL FTS | WLCG |
136028 | cms | in progress | top priority | 10/07/2018 | 14/09/2018 | CMS_AAA WAN Access | Issues reading files at T1_UK_RAL_Disk | WLCG |
124876 | ops | in progress | less urgent | 07/11/2016 | 23/07/2018 | Operations | [Rod Dashboard] Issue detected : hr.srce.GridFTP-Transfer-ops@gridftp.echo.stfc.ac.uk | EGI |
GGUS Tickets Closed Last week |
Request id | Affected vo | Status | Priority | Date of creation | Last update | Type of problem | Subject | Scope |
---|---|---|---|---|---|---|---|---|
137169 | none | solved | less urgent | 13/09/2018 | 14/09/2018 | Monitoring | enable the nagios notifications - CVMFS | EGI |
137128 | snoplus.snolab.ca | solved | urgent | 11/09/2018 | 14/09/2018 | File Access | RAL remote host name change? | EGI |
136914 | mice | verified | less urgent | 28/08/2018 | 12/09/2018 | Storage Systems | Lock-down of MICE Miscellaneous data on Castor | EGI |
136913 | mice | verified | less urgent | 28/08/2018 | 12/09/2018 | Storage Systems | Lock-down of MICE RAW data | EGI |
136865 | cms | closed | urgent | 24/08/2018 | 11/09/2018 | CMS_Facilities | T1_UK_RAL squid failures and warns | WLCG |
136859 | cms | closed | top priority | 23/08/2018 | 11/09/2018 | CMS_Data Transfers | RAL FTS server is down | WLCG |
136563 | cms | closed | urgent | 06/08/2018 | 11/09/2018 | CMS_Data Transfers | Possibly corrupted files at RAL | WLCG |
Availability Report |
Day | Atlas | Atlas-Echo | CMS | LHCB | Alice | OPS | Comments |
---|---|---|---|---|---|---|---|
2018-09-10 | 100 | 100 | 100 | 100 | 100 | 100 | |
2018-09-11 | 100 | 100 | 100 | 100 | 100 | 100 | |
2018-09-12 | 100 | 100 | 100 | 100 | 100 | 100 | |
2018-09-13 | 100 | 100 | 98 | 100 | 100 | 100 | |
2018-09-14 | 100 | 100 | 96 | 100 | 100 | 100 | |
2018-09-15 | 100 | 100 | 98 | 100 | 100 | 100 | |
2018-09-16 | 100 | 100 | 100 | 100 | 100 | 100 | |
2018-09-17 | 100 | 100 | 45 | 100 | 100 | 100 |
Hammercloud Test Report |
Target Availability for each site is 97.0% | Red <90% | Orange <97% |
Day | Atlas HC | CMS HC | Comment |
---|---|---|---|
2018-08-10 | 100 | 98 | |
2018-08-11 | 100 | 98 | |
2018-08-12 | 98 | 99 | |
2018-08-13 | 95 | 98 | |
2018-08-14 | 100 | 99 | |
2018-08-15 | 79 | 99 | |
2018-08-16 | 100 | 99 | |
2018-08-17 | - | - |
Key: Atlas HC = Atlas HammerCloud (Queue RAL-LCG2_UCORE, Template 841); CMS HC = CMS HammerCloud
Notes from Meeting. |