Rivervo
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Incident History
September 2020 1 incident
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Scheduled maintenance — cPanel & WHM major version upgrade
03 Sep 2020 control panel resolved 40m
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cPanel & WHM upgraded to the latest stable release. WHM API changes required configuration updates on the backend. Maintenance at night (GMT+4).
21:00 UTC
cPanel upgrade started on server.
21:25 UTC
WHM API endpoints updated to match new version schema.
21:40 UTC
Upgrade complete. All cPanel functions verified via automated checks.
June 2020 1 incident
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Scheduled maintenance — server OS migration to CloudLinux
22 Jun 2020 hosting servers control panel server load resolved 1h 45m
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Production server operating system migrated from CentOS to CloudLinux. CloudLinux enables per-account LVE resource limits and CageFS filesystem isolation, improving stability and security on the shared server. Server reboot required. Maintenance at night (GMT+4).
20:00 UTC
Maintenance window opened. CloudLinux kernel installation started.
20:40 UTC
Server rebooting into CloudLinux kernel. Full downtime window.
21:10 UTC
CloudLinux confirmed active. LVE and CageFS configuration in progress.
21:45 UTC
All services restored. Per-account resource isolation now enforced server-wide.
April 2020 1 incident
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Server overload — sustained high traffic surge
14 Apr 2020 hosting servers server load resolved 2h 30m
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Sudden increase in inbound web traffic across the server caused load averages to exceed safe thresholds. PHP-FPM pools and Nginx worker processes scaled up live to absorb the traffic.
10:00 UTC
Server load average climbing past threshold. Investigating.
10:30 UTC
Traffic volume 3× above baseline across shared server. Scaling worker processes.
11:15 UTC
PHP-FPM pools resized. Nginx workers increased. Load stabilising.
12:30 UTC
Server stable under new resource allocation. Monitoring active.
February 2020 1 incident
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Scheduled maintenance — Node.js runtime installed on server
11 Feb 2020 hosting servers control panel resolved 30m
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Node.js (v12 LTS) installed server-wide via cPanel's Node.js Selector module. EasyApache rebuild required a web server restart. Maintenance at night (GMT+4).
21:00 UTC
Maintenance window opened. Node.js Selector packages installing.
21:20 UTC
EasyApache rebuilding with Node.js support. Brief service interruption.
21:30 UTC
Node.js 12 LTS active on server. All accounts can enable Node.js applications.
November 2019 1 incident
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MySQL slow query causing cPanel database timeouts
29 Nov 2019 control panel resolved 1h 10m
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Missing index on an internal cPanel MySQL table caused slow queries under concurrent load, leading to session timeouts in WHM and cPanel. Index added; no data loss.
15:00 UTC
cPanel session timeouts reported. Server MySQL slow query log reviewed.
15:40 UTC
Missing index identified on internal sessions table. Adding index live.
16:10 UTC
Index added. cPanel fully operational.