|
|
Line 12: |
Line 12: |
| * Scheduled optical replacement work on the Janet Core in London suggested that there could bea prolonged outage at RAL. | | * Scheduled optical replacement work on the Janet Core in London suggested that there could bea prolonged outage at RAL. |
| | | |
− | *Additionally there was concern that IPv6 may break and notfailover correctly (based on previous experience).
| + | ** Additionally there was concern that IPv6 may break and notfailover correctly (based on previous experience). |
| | | |
− | * In the event, the outage was momentary andno services were impacted. Both IPv6 and IPv4 failovers worked correctly.
| + | ** In the event, the outage was momentary andno services were impacted. Both IPv6 and IPv4 failovers worked correctly. |
| | | |
| * CMS CPU efficiencies are currently describing a veritable sine curve over a weekly period. | | * CMS CPU efficiencies are currently describing a veritable sine curve over a weekly period. |
| | | |
− | * Investigations seems to suggest a 100% failure of “log collection” jobs at RAL.
| + | ** Investigations seems to suggest a 100% failure of “log collection” jobs at RAL. |
− | | + | |
− | * However, despite extensive investigation on the part of the Tier-1 Liaison no one seems to know what this job typedoes (other than the obvious), and who is actually responsible for the monitoring/processing ofthis job type as CMS | + | ** However, despite extensive investigation on the part of the Tier-1 Liaison no one seems to know what this job typedoes (other than the obvious), and who is actually responsible for the monitoring/processing ofthis job type as CMS |
| <!-- ***********End Review of Issues during last week*********** -----> | | <!-- ***********End Review of Issues during last week*********** -----> |
| <!-- *********************************************************** -----> | | <!-- *********************************************************** -----> |
Latest revision as of 09:18, 26 June 2019
RAL Tier1 Operations Report for 24th June 2019
Review of Issues during the week 10th June 2019 to the 17th June 2019.
|
- Scheduled optical replacement work on the Janet Core in London suggested that there could bea prolonged outage at RAL.
** Additionally there was concern that IPv6 may break and notfailover correctly (based on previous experience).
** In the event, the outage was momentary andno services were impacted. Both IPv6 and IPv4 failovers worked correctly.
- CMS CPU efficiencies are currently describing a veritable sine curve over a weekly period.
** Investigations seems to suggest a 100% failure of “log collection” jobs at RAL.
** However, despite extensive investigation on the part of the Tier-1 Liaison no one seems to know what this job typedoes (other than the obvious), and who is actually responsible for the monitoring/processing ofthis job type as CMS
Current operational status and issues
|
Resolved Castor Disk Server Issues
|
Machine
|
VO
|
DiskPool
|
dxtx
|
Comments
|
-
|
-
|
-
|
-
|
|
Ongoing Castor Disk Server Issues
|
Machine
|
VO
|
DiskPool
|
dxtx
|
Comments
|
-
|
-
|
-
|
-
|
-
|
Limits on concurrent batch system jobs.
|
Notable Changes made since the last meeting.
|
Entries in GOC DB starting since the last report.
|
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
|
The following items are being discussed and are still to be formally scheduled and announced.
|
Listing by category:
- DNS servers will be rolled out within the Tier1 network.
Open
GGUS Tickets (Snapshot taken during morning of the meeting).
|
Ticket-ID
|
Type
|
VO
|
Site
|
Priority
|
Responsible Unit
|
Status
|
Last Update
|
Subject
|
Scope
|
141872
|
TEAM
|
lhcb
|
RAL-LCG2
|
top priority
|
NGI_UK
|
in progress
|
2019-06-26 08:29:00
|
srm-lhcb.gridpp.rl.ac.uk seems in a bad state (time out)
|
WLCG
|
141838
|
USER
|
cms
|
RAL-LCG2
|
urgent
|
NGI_UK
|
in progress
|
2019-06-24 11:13:00
|
Transfers failing from CERN Tape to RAL Disk
|
WLCG
|
141608
|
USER
|
snoplus.snolab.ca
|
RAL-LCG2
|
less urgent
|
NGI_UK
|
in progress
|
2019-06-06 08:55:00
|
Permissions on RAL SE
|
EGI
|
140870
|
USER
|
t2k.org
|
RAL-LCG2
|
less urgent
|
NGI_UK
|
in progress
|
2019-06-20 14:35:00
|
Files vanished from RAL tape?
|
EGI
|
140447
|
USER
|
dteam
|
RAL-LCG2
|
less urgent
|
NGI_UK
|
on hold
|
2019-05-22 14:20:00
|
packet loss outbound from RAL-LCG2 over IPv6
|
EGI
|
140220
|
USER
|
mice
|
RAL-LCG2
|
less urgent
|
NGI_UK
|
in progress
|
2019-06-25 13:03:00
|
mice LFC to DFC transition
|
EGI
|
139672
|
USER
|
other
|
RAL-LCG2
|
urgent
|
NGI_UK
|
waiting for reply
|
2019-06-17 08:24:00
|
No LIGO pilots running at RAL
|
EGI
|
GGUS Tickets Closed Last week
|
Ticket-ID
|
Type
|
VO
|
Site
|
Priority
|
Responsible Unit
|
Status
|
Last Update
|
Subject
|
Scope
|
141901
|
USER
|
cms
|
RAL-LCG2
|
urgent
|
NGI_UK
|
solved
|
2019-06-25 18:49:00
|
T1_UK_RAL SRM is timing out
|
WLCG
|
141771
|
USER
|
cms
|
RAL-LCG2
|
urgent
|
NGI_UK
|
solved
|
2019-06-24 14:00:00
|
file read error at T1_UK_RAL
|
WLCG
|
141638
|
USER
|
cms
|
RAL-LCG2
|
urgent
|
NGI_UK
|
closed
|
2019-06-25 23:59:00
|
SAM XROOTD read failure at T1_UK_RAL
|
WLCG
|
141549
|
TEAM
|
atlas
|
RAL-LCG2
|
less urgent
|
NGI_UK
|
closed
|
2019-06-25 23:59:00
|
ATLAS-RAL-Frontier and some of Lpad-RAL-LCG2 squid degraded
|
WLCG
|
141537
|
TEAM
|
lhcb
|
RAL-LCG2
|
very urgent
|
NGI_UK
|
verified
|
2019-06-25 12:52:00
|
Pilots Failed at RAL-LCG2
|
WLCG
|
141462
|
TEAM
|
lhcb
|
RAL-LCG2
|
top priority
|
NGI_UK
|
solved
|
2019-06-25 15:52:00
|
Error: Connection limit exceeded
|
WLCG
|
Day
|
Atlas
|
CMS
|
LHCB
|
Alice
|
Comments
|
2019-06-19
|
100
|
100
|
100
|
100
|
|
2019-06-20
|
100
|
86
|
100
|
100
|
|
2019-06-21
|
100
|
96
|
100
|
100
|
|
2019-06-22
|
100
|
22
|
100
|
100
|
|
2019-06-23
|
100
|
80
|
100
|
100
|
|
2019-06-24
|
100
|
95
|
91
|
93
|
|
2019-06-25
|
100
|
62
|
100
|
100
|
|
Target Availability for each site is 97.0%
|
Red <90%
|
Orange <97%
|
Day |
Atlas HC |
CMS HC |
Comment
|
2019-06-19 |
100 |
98 |
|
2019-06-20 |
100 |
85 |
|
2019-06-21 |
0 |
93 |
|
2019-06-22 |
100 |
98 |
|
2019-06-23 |
100 |
98 |
|
2019-06-24 |
100 |
97 |
|
2019-06-25 |
100 |
97 |
|
Key: Atlas HC = Atlas HammerCloud (Queue RAL-LCG2_UCORE, Template 841); CMS HC = CMS HammerCloud
|