RAL Tier1 Operations Report for 6th November 2019
Review of Issues during the week 30th October 2019 to the 5th November 2019.
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- Echo IOPS contention leading to failing trasnfers ( in particular into ECHO)
- Ipv6 CVMFS issue reappeared and been resolved.
- DUNE CASTOR intervention
- ALICE migrating data from CASTOR DISK to ECHO using new gateways.
Current operational status and issues
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Notable Changes made since the last meeting.
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Entries in GOC DB starting since the last report.
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Service
|
ID
|
Scheduled?
|
Outage/At Risk
|
Start
|
End
|
Duration
|
Reason
|
|
|
|
|
|
|
|
|
Service
|
ID
|
Scheduled?
|
Outage/At Risk
|
Start
|
End
|
Duration
|
Reason
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
Advanced warning for other interventions
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The following items are being discussed and are still to be formally scheduled and announced.
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Listing by category:
- DNS servers will be rolled out within the Tier1 network.
Ticket-ID
|
Type
|
VO
|
Site
|
Priority
|
Responsible Unit
|
Status
|
Last Update
|
Subject
|
Scope
|
143916
|
USER
|
cms
|
RAL-LCG2
|
urgent
|
NGI_UK
|
in progress
|
2019-11-05 07:39:00
|
Transfers failing to T1_UK_RAL_Disk
|
WLCG
|
143767
|
USER
|
cms
|
RAL-LCG2
|
urgent
|
NGI_UK
|
in progress
|
2019-11-01 14:48:00
|
FIle read issues for Workflows where data is located at T1_UK_RAL
|
WLCG
|
143762
|
TEAM
|
lhcb
|
RAL-LCG2
|
urgent
|
NGI_UK
|
in progress
|
2019-10-23 14:12:00
|
Stop using sl6 queues at RAL
|
WLCG
|
143669
|
USER
|
snoplus.snolab.ca
|
RAL-LCG2
|
urgent
|
NGI_UK
|
in progress
|
2019-10-18 14:25:00
|
SNO+ LFC to DFC migration
|
EGI
|
143645
|
TEAM
|
lhcb
|
RAL-LCG2
|
top priority
|
NGI_UK
|
on hold
|
2019-10-30 14:42:00
|
Jobs Failed to access files at RAL-LCG2
|
WLCG
|
143323
|
TEAM
|
lhcb
|
RAL-LCG2
|
top priority
|
NGI_UK
|
on hold
|
2019-10-30 14:43:00
|
File deletion at RAL ECHO
|
WLCG
|
142350
|
TEAM
|
lhcb
|
RAL-LCG2
|
top priority
|
NGI_UK
|
on hold
|
2019-10-30 14:44:00
|
Proble accessing some LHCb files at RAL
|
WLCG
|
GGUS Tickets Closed Last week
|
Ticket-ID
|
Type
|
VO
|
Site
|
Priority
|
Responsible Unit
|
Status
|
Last Update
|
Subject
|
Scope
|
143917
|
USER
|
cms
|
RAL-LCG2
|
urgent
|
NGI_UK
|
solved
|
2019-11-04 17:08:00
|
Transfers failing to T1_UK_RAL_Disk
|
WLCG
|
143876
|
USER
|
cms
|
RAL-LCG2
|
urgent
|
NGI_UK
|
solved
|
2019-11-01 14:46:00
|
T1_UK_RAL HammerCloud cannot reach files via xrootd
|
WLCG
|
143874
|
USER
|
ops
|
RAL-LCG2
|
less urgent
|
NGI_UK
|
verified
|
2019-11-01 12:31:00
|
[Rod Dashboard] Issue detected : org.nagios.BDII-Check@lcgbdii.gridpp.rl.ac.uk
|
EGI
|
143869
|
TEAM
|
lhcb
|
RAL-LCG2
|
very urgent
|
NGI_UK
|
verified
|
2019-11-06 11:31:00
|
(again) file transfers low efficiency
|
WLCG
|
143838
|
TEAM
|
atlas
|
RAL-LCG2
|
less urgent
|
NGI_UK
|
solved
|
2019-11-01 11:17:00
|
RAL-LCG2: TRANSFER an end-of-file was reached globus_xio: An end of file occurred
|
WLCG
|
143834
|
USER
|
cms
|
RAL-LCG2
|
urgent
|
NGI_UK
|
solved
|
2019-10-30 11:48:00
|
transfers failing to T1_UK_RAL_Disk
|
WLCG
|
143831
|
TEAM
|
lhcb
|
RAL-LCG2
|
very urgent
|
NGI_UK
|
verified
|
2019-10-30 12:28:00
|
low efficiency at gsiftp://gridftp.echo.stfc.ac.uk
|
WLCG
|
Day
|
Atlas
|
CMS
|
LHCB
|
Alice
|
Comments
|
2019-10-23
|
100
|
100
|
100
|
100
|
|
2019-10-24
|
100
|
100
|
100
|
100
|
|
2019-10-25
|
100
|
100
|
100
|
100
|
|
2019-10-26
|
100
|
100
|
100
|
100
|
|
2019-10-27
|
100
|
100
|
100
|
100
|
|
2019-10-28
|
100
|
98
|
100
|
100
|
|
2019-10-29
|
100
|
100
|
100
|
100
|
|
Target Availability for each site is 97.0%
|
Day |
Atlas HC |
CMS HC |
Comment
|
2019-10-30 |
100 |
98 |
|
2019-10-31 |
100 |
98 |
|
2019-10-01 |
100 |
96 |
|
2019-10-02 |
100 |
88 |
|
2019-10-03 |
100 |
68 |
|
2019-10-04 |
97 |
58 |
|
2019-10-05 |
100 |
58 |
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Key: Atlas HC = Atlas HammerCloud (Queue RAL-LCG2_UCORE, Template 841); CMS HC = CMS HammerCloud
|