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BCornwall (Brett Cornwall)
SRE/Traffic

Projects

Today

  • Clear sailing ahead.

Tomorrow

  • Clear sailing ahead.

Wednesday

  • Clear sailing ahead.

User Details

User Since
May 4 2022, 6:41 PM (82 w, 4 d)
Availability
Available
IRC Nick
brett
LDAP User
BCornwall
MediaWiki User
BCornwall-WMF [ Global Accounts ]

Recent Activity

Sat, Dec 2

BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Sat, Dec 2, 3:20 AM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Sat, Dec 2, 3:14 AM · Patch-For-Review, GitLab (Project Migration), Traffic

Thu, Nov 30

BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Thu, Nov 30, 10:13 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall edited projects for T352350: Java fails to install on WMF Debian container, added: serviceops; removed Release-Engineering-Team.
Thu, Nov 30, 5:01 PM · serviceops, Traffic
BCornwall triaged T352350: Java fails to install on WMF Debian container as High priority.
Thu, Nov 30, 12:57 AM · serviceops, Traffic
BCornwall moved T352350: Java fails to install on WMF Debian container from Backlog to Ready for work on the Traffic board.
Thu, Nov 30, 12:57 AM · serviceops, Traffic
BCornwall updated the task description for T352350: Java fails to install on WMF Debian container.
Thu, Nov 30, 12:56 AM · serviceops, Traffic
BCornwall updated the task description for T352350: Java fails to install on WMF Debian container.
Thu, Nov 30, 12:56 AM · serviceops, Traffic
BCornwall created T352350: Java fails to install on WMF Debian container.
Thu, Nov 30, 12:55 AM · serviceops, Traffic

Tue, Nov 21

BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Tue, Nov 21, 4:03 PM · Patch-For-Review, Traffic
BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Tue, Nov 21, 4:02 PM · Patch-For-Review, Traffic

Mon, Nov 20

BCornwall updated subscribers of T351475: Reduce impact of Elastic snapshots.
Mon, Nov 20, 8:05 PM · Data-Platform-SRE

Fri, Nov 17

BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Fri, Nov 17, 10:27 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Fri, Nov 17, 10:20 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Fri, Nov 17, 10:19 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Fri, Nov 17, 10:16 PM · Patch-For-Review, GitLab (Project Migration), Traffic

Thu, Nov 16

BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Thu, Nov 16, 7:23 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall triaged T347623: Migrate Traffic repositories from Gerrit to Gitlab as Medium priority.
Thu, Nov 16, 6:33 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Thu, Nov 16, 6:33 PM · Patch-For-Review, Traffic

Wed, Nov 15

BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Wed, Nov 15, 9:39 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Wed, Nov 15, 12:20 AM · Patch-For-Review, GitLab (Project Migration), Traffic

Tue, Nov 14

BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Tue, Nov 14, 4:16 PM · Patch-For-Review, Traffic
LSobanski awarded T351084: Alert in need of triage: PuppetConstantChange (instance pybal-test2003:9100) a Love token.
Tue, Nov 14, 10:53 AM · Traffic
BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Tue, Nov 14, 12:44 AM · Patch-For-Review, GitLab (Project Migration), Traffic

Mon, Nov 13

BCornwall closed T344330: acme-chief should support debian bookworm, a subtask of T342154: Upgrade Traffic hosts to bookworm, as Resolved.
Mon, Nov 13, 6:17 PM · Patch-For-Review, Traffic
BCornwall closed T344330: acme-chief should support debian bookworm as Resolved.
Mon, Nov 13, 6:17 PM · Acme-chief, SRE, Traffic
BCornwall added a comment to T347623: Migrate Traffic repositories from Gerrit to Gitlab.

@BCornwall For operations/software/varnish, looks like it should just be archived and not migrated? Let me know if that's the case.

Mon, Nov 13, 5:17 PM · Patch-For-Review, GitLab (Project Migration), Traffic
ssingh awarded T351084: Alert in need of triage: PuppetConstantChange (instance pybal-test2003:9100) a Orange Medal token.
Mon, Nov 13, 4:50 PM · Traffic
BCornwall closed T351084: Alert in need of triage: PuppetConstantChange (instance pybal-test2003:9100) as Resolved.
Mon, Nov 13, 4:48 PM · Traffic

Thu, Nov 9

BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Thu, Nov 9, 11:28 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Thu, Nov 9, 10:35 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Thu, Nov 9, 8:18 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall removed a project from T347623: Migrate Traffic repositories from Gerrit to Gitlab: SRE.
Thu, Nov 9, 8:11 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Thu, Nov 9, 6:43 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall removed a project from T342154: Upgrade Traffic hosts to bookworm: SRE.
Thu, Nov 9, 5:28 PM · Patch-For-Review, Traffic

Wed, Nov 8

BCornwall added a comment to T347623: Migrate Traffic repositories from Gerrit to Gitlab.

Yes, indeed! Thanks for pointing that out.

Wed, Nov 8, 8:49 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall updated the task description for T347623: Migrate Traffic repositories from Gerrit to Gitlab.
Wed, Nov 8, 8:38 PM · Patch-For-Review, GitLab (Project Migration), Traffic
BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Wed, Nov 8, 8:37 PM · Patch-For-Review, Traffic
BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Wed, Nov 8, 7:52 PM · Patch-For-Review, Traffic

Nov 2 2023

BCornwall updated the image for Traffic-Icebox from F41433993: profile to F41433997: profile.
Nov 2 2023, 8:04 PM
BCornwall updated the image for Traffic-Icebox from F36992599: profile to F41433993: profile.
Nov 2 2023, 8:01 PM
BCornwall removed a project from T346305: Move purged repository from Gerrit to GitLab: SRE.
Nov 2 2023, 7:59 PM · GitLab (Project Migration), Traffic
BCornwall removed a project from T350396: Refactoring and some other work on purged: SRE.
Nov 2 2023, 7:59 PM · Traffic
BCornwall moved T270618: Create Generalised blocking strategy from Icebox-Temp to Radar/Not for service by Traffic on the Traffic board.
Nov 2 2023, 3:58 PM · Traffic, Infrastructure-Foundations, netops
BCornwall edited projects for T270618: Create Generalised blocking strategy, added: Traffic; removed Traffic-Icebox, SRE.
Nov 2 2023, 3:58 PM · Traffic, Infrastructure-Foundations, netops
BCornwall moved T341548: Investigate ATS/Varnish serving stall/cached Zuul status json from Backlog to Radar/Not for service by Traffic on the Traffic board.
Nov 2 2023, 3:46 PM · SRE, Traffic, Continuous-Integration-Infrastructure, Release-Engineering-Team
BCornwall edited projects for T341548: Investigate ATS/Varnish serving stall/cached Zuul status json , added: Traffic; removed Traffic-Icebox.
Nov 2 2023, 3:45 PM · SRE, Traffic, Continuous-Integration-Infrastructure, Release-Engineering-Team
BCornwall moved T117618: Add restrictive CSP to upload.wikimedia.org from Icebox-Temp to Backlog on the Traffic board.
Nov 2 2023, 12:01 AM · Traffic, Patch-Needs-Improvement, ContentSecurityPolicy, WMF-General-or-Unknown, Security-Team
BCornwall edited projects for T117618: Add restrictive CSP to upload.wikimedia.org, added: Traffic; removed Traffic-Icebox, SRE.
Nov 2 2023, 12:01 AM · Traffic, Patch-Needs-Improvement, ContentSecurityPolicy, WMF-General-or-Unknown, Security-Team

Nov 1 2023

BCornwall reopened T177742: Investigate Chrony as a replacement for ISC ntpd as "Open".

Looks like the desire to move to chrony is still there as it was recently discussed in traffic's circle

Nov 1 2023, 11:55 PM · Traffic, User-MoritzMuehlenhoff
BCornwall moved T177742: Investigate Chrony as a replacement for ISC ntpd from Icebox-Temp to Backlog on the Traffic board.
Nov 1 2023, 11:55 PM · Traffic, User-MoritzMuehlenhoff
BCornwall closed T150673: Thumb API: Varnish / CDN questions as Invalid.

Closing as this was not actionable. For the future, please contact the team at https://wikitech.wikimedia.org/wiki/SRE/Traffic for any questions.

Nov 1 2023, 11:39 PM · Traffic-Icebox, Platform Team Legacy (Designing), Services (designing), SRE, RESTBase-API, Multimedia
BCornwall closed T150673: Thumb API: Varnish / CDN questions, a subtask of T66214: Define an official thumb API, as Invalid.
Nov 1 2023, 11:38 PM · serviceops-radar, API Platform, Parsoid (Tracking), TechCom-RFC (TechCom-RFC-Closed), Platform Team Legacy (Watching / External), Product-Infrastructure-Team-Backlog-Deprecated, Services (watching), Reading Epics (Thumbnails), Wikipedia-Android-App-Backlog, Reading-Admin, Commons, Epic, Multimedia, MediaWiki-File-management
BCornwall removed projects from T156462: Framework to transfer files over the LAN: Traffic-Icebox, SRE.
Nov 1 2023, 11:32 PM · DBA
BCornwall closed T175636: prometheus -> grafana stats for per-numa-node meminfo as Resolved.
Nov 1 2023, 11:32 PM · Traffic-Icebox, observability, SRE
BCornwall removed projects from T169765: pybal should automatically reconnect to etcd: Traffic-Icebox, SRE.

Untagging traffic as we've agreed on not adding any new functionality in pybal. This will still be tracked in the collection of issues for the pybal project, however.

Nov 1 2023, 11:31 PM · Traffic, PyBal
BCornwall closed T177742: Investigate Chrony as a replacement for ISC ntpd as Invalid.

Since we're using systemd's timesyncd nowadays, so this isn't relevant any more. If I'm wrong, please do re-open.

Nov 1 2023, 11:30 PM · Traffic, User-MoritzMuehlenhoff
BCornwall added a comment to T183554: Unified certs bloat reduction?.

@BBlack Is this something we still want to pursue? I'd fight for moving this discussion to e.g. email or some other discussion medium where there could be some engagement and leaving actionables for phab.

Nov 1 2023, 11:27 PM · Traffic-Icebox, SRE
BCornwall removed a project from T231086: Picture from Commons not found from Singapore: Traffic-Icebox.
Nov 1 2023, 11:25 PM · SRE-Sprint-Week-Sustainability-March2023, Data-Persistence, Sustainability (Incident Followup), Structured-Data-Backlog, Structured Data Engineering, Multimedia, MW-1.34-notes (1.34.0-wmf.21; 2019-09-03), Patch-For-Review, Commons, MediaWiki-File-management, SRE-swift-storage
BCornwall closed T238085: Depooling single text caching server in esams had a disproportionate performance impact as Invalid.

Closing due to age and apparent non-recurrence since then. Please re-open if this is still an issue. Thanks!

Nov 1 2023, 11:19 PM · Traffic-Icebox, SRE
BCornwall changed the status of T238305: Servers freezing across the caching cluster from Open to Stalled.

@Vgutierrez I'm guessing this is no longer an issue?

Nov 1 2023, 11:17 PM · Traffic-Icebox, SRE
BCornwall closed T242952: traffic_server crash upon Lua reload: attempt to concatenate a table value as Invalid.

Closing due to age and lack of response. If this is still occurring let's reopen.

Nov 1 2023, 11:17 PM · Traffic-Icebox, SRE
BCornwall closed T241233: ats-be: consider increasing accept threads or moving accept from dedicated thread to workers as Declined.

Considering this is four years old and hasn't been visited, this isn't worth keeping around. If we notice such a thing again and want to improve it we can re-open

Nov 1 2023, 11:15 PM · Traffic-Icebox, SRE
BCornwall closed T246902: switch to irate() instead of rate() for traffic graphs as Invalid.

Thanks for creating this ticket. Unfortunately, this is unable to be serviced due to insufficient information. Please do re-open if it can be given. Thanks!

Nov 1 2023, 11:08 PM · Traffic-Icebox, SRE
BCornwall placed T218618: Add no-transform to Cache-Control header up for grabs.
Nov 1 2023, 11:02 PM · Patch-For-Review, Traffic, WMF-Legal, Privacy
BCornwall moved T277553: varnishkafka / ATSkafka should support setting the kafka message timestamp from Icebox-Temp to Backlog on the Traffic board.
Nov 1 2023, 11:01 PM · Data-Engineering, Traffic
BCornwall lowered the priority of T247618: Track WMF owned non-canonical domains from Medium to Low.
Nov 1 2023, 11:00 PM · Traffic
BCornwall moved T247618: Track WMF owned non-canonical domains from Some old column to Backlog on the Traffic board.
Nov 1 2023, 11:00 PM · Traffic
BCornwall closed T248938: ATS ts_lua coredumps on config reload as Resolved.

Since the patch has long since been merged and we're well upgraded, assuming this is fixed.

Nov 1 2023, 10:59 PM · Traffic-Icebox, SRE
BCornwall changed the status of T273737: Get traffic team green light for Cloud NAT to wikis change, a subtask of T209011: Change routing to ensure that traffic originating from Cloud VPS is seen as non-private IPs by Wikimedia wikis, from Open to Stalled.
Nov 1 2023, 10:52 PM · Patch-Needs-Improvement, cloud-services-team, Cloud-VPS
BCornwall changed the status of T273737: Get traffic team green light for Cloud NAT to wikis change from Open to Stalled.

@BBlack is this something we still want to pursue?

Nov 1 2023, 10:52 PM · cloud-services-team, Traffic-Icebox, Cloud-VPS
BCornwall closed T252993: prometheus-trafficserver-exporter: InsecureRequestWarning as Declined.

This warning is no long longer applicable since we've moved away from ats-tls. For good measure I verified that the error message does not manifest in any of the cp instances any more.

Nov 1 2023, 8:39 PM · Traffic-Icebox, observability, SRE
BCornwall moved T270618: Create Generalised blocking strategy from Revive/Active? to Roadmap on the Traffic-Icebox board.
Nov 1 2023, 8:34 PM · Traffic, Infrastructure-Foundations, netops
BCornwall moved T270391: varnish filtering: should we automatically update public_cloud_nets from Icebox-Temp to Radar/Not for service by Traffic on the Traffic board.
Nov 1 2023, 8:31 PM · Traffic, Infrastructure-Foundations, User-jbond, netops
BCornwall edited projects for T270391: varnish filtering: should we automatically update public_cloud_nets , added: Traffic; removed Traffic-Icebox, SRE.
Nov 1 2023, 8:31 PM · Traffic, Infrastructure-Foundations, User-jbond, netops
BCornwall added a comment to T270618: Create Generalised blocking strategy.

Thank you for all the work on this ticket and for creating it. I notice that this is a very broad topic and think it would be better if we close this and create smaller tickets with more focused scope.

Nov 1 2023, 8:28 PM · Traffic, Infrastructure-Foundations, netops
BCornwall edited projects for T350179: Reimage cookbook on new eqiad hosts stuck at PXE booting, added: DC-Ops; removed SRE.
Nov 1 2023, 7:01 PM · SRE-swift-storage, ops-codfw, DC-Ops, ops-eqiad
BCornwall updated the task description for T349244: Q1:Install cp11[00-15] and rotate into production.
Nov 1 2023, 6:01 PM · ops-eqiad, DC-Ops, Traffic, SRE
BCornwall updated the task description for T349244: Q1:Install cp11[00-15] and rotate into production.
Nov 1 2023, 4:51 PM · ops-eqiad, DC-Ops, Traffic, SRE

Oct 31 2023

BCornwall closed T323723: Alert on Varnish high thread count as Resolved.

Closing due to lack of response. Please re-open if you'd like to re-ignite discussion. Thanks!

Oct 31 2023, 10:34 PM · Patch-For-Review, SRE, Traffic
BCornwall changed the status of T345939: Create metrics/monitoring of fifo-log-demux from Open to Stalled.

Stalled until the patch can be tested which currently requires a not-broken wmcs traffic stack

Oct 31 2023, 10:31 PM · Traffic
BCornwall changed the status of T349120: Discover Phabricator changes needed for using Phabricator as incident response document from Open to In Progress.
Oct 31 2023, 10:30 PM · SRE-OnFire
BCornwall changed the status of T344330: acme-chief should support debian bookworm, a subtask of T342154: Upgrade Traffic hosts to bookworm, from Open to In Progress.
Oct 31 2023, 10:28 PM · Patch-For-Review, Traffic
BCornwall changed the status of T344330: acme-chief should support debian bookworm from Open to In Progress.
Oct 31 2023, 10:28 PM · Acme-chief, SRE, Traffic
BCornwall claimed T344330: acme-chief should support debian bookworm.
Oct 31 2023, 10:28 PM · Acme-chief, SRE, Traffic
BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Oct 31 2023, 4:41 PM · Patch-For-Review, Traffic

Oct 30 2023

BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Oct 30 2023, 8:50 PM · Patch-For-Review, Traffic

Oct 26 2023

BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Oct 26 2023, 11:01 PM · Patch-For-Review, Traffic

Oct 25 2023

BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Oct 25 2023, 8:26 PM · Patch-For-Review, Traffic

Oct 24 2023

BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Oct 24 2023, 9:16 PM · Patch-For-Review, Traffic

Oct 23 2023

BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Oct 23 2023, 10:06 PM · Patch-For-Review, Traffic
BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Oct 23 2023, 7:25 PM · Patch-For-Review, Traffic
BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Oct 23 2023, 5:31 PM · Patch-For-Review, Traffic
BCornwall added a project to T347694: monitoring: find out how we could have been paged for outage "Multiple CloudVPS instances lost their IPs": SRE-OnFire.
Oct 23 2023, 3:10 PM · Observability-Alerting, SRE-OnFire, Sustainability (Incident Followup), User-dcaro, cloud-services-team, Cloud-VPS
BCornwall added a project to T288053: Add external meta-monitoring for metricsinfra: SRE-OnFire.
Oct 23 2023, 3:10 PM · SRE-OnFire, Patch-For-Review, cloud-services-team, Sustainability (Incident Followup), Cloud-VPS

Oct 19 2023

BCornwall moved T345939: Create metrics/monitoring of fifo-log-demux from Ready for work to Traffic team actively servicing on the Traffic board.
Oct 19 2023, 8:06 PM · Traffic

Oct 18 2023

BCornwall updated the task description for T342154: Upgrade Traffic hosts to bookworm.
Oct 18 2023, 7:34 PM · Patch-For-Review, Traffic

Oct 17 2023

BCornwall updated the task description for T349120: Discover Phabricator changes needed for using Phabricator as incident response document.
Oct 17 2023, 5:12 PM · SRE-OnFire
BCornwall triaged T349120: Discover Phabricator changes needed for using Phabricator as incident response document as Low priority.
Oct 17 2023, 4:50 PM · SRE-OnFire
BCornwall created T349120: Discover Phabricator changes needed for using Phabricator as incident response document.
Oct 17 2023, 4:50 PM · SRE-OnFire