Transparency report: February 2015

author David Wibergh, about Status & transparency reports

This is our 5th monthly summary report, summarizing the traffic load, server uptime and spikes in traffic.

We had two planned maintenance sessions during February.
The downtime that occurred on the 13th of February lasted for 15 minutes and only affected VPN04 in the Stockholm datacenter. The downtime that occurred on the 27th of February lasted for 60 minutes and affected VPN02-05 in Stockholm.

Traffic Spikes (Mbit/s)

VPN01 - Summary of traffic spikes in February

Analysis

VPN01 encrypted and anonymized 62,912 GB (61.44 TB) of traffic in total.
That's an increase by 9,218 GB compared to the previous month.

The highest traffic spike landed on 707 Mbit/s, which is 69.0% of the maximum capacity.

The 95th percentile landed on 388 Mbit/s, which means that the traffic load was below 37.9% of the maximum capacity for 95% of the time.

VPN01 had an uptime of 100% in February.

VPN02 - Stockholm

Traffic spikes (Mbit/s)

VPN02 - Summary of traffic spikes in February

Analysis

VPN02 encrypted and anonymized 77,733 GB (75.91 TB)* of traffic in total.
That’s a decrease of 5 195 GB compared to the previous month.

The traffic spike was 1010 Mbit/s at its highest, which is 71.0% of the maximum capacity.

The 95th percentile landed on 494 Mbit/s, which means that the server load was below 34.7% of the maximum capacity for 95% of the time.

VPN02 had an uptime of 99.83% during February due to the maintenance on the 27th February.

VPN03 - Stockholm

Traffic spikes (Mbit/s)

VPN03 - Summary of traffic spikes in February

Analysis

VPN03 encrypted and anonymized 68,221 GB (66.62 TB) of traffic in total. This represents a decrease of 5,497 GB compared to the previous month.

The largest traffic spike recorded was 965 Mbit/s, which represents 67.8% of the maximum capacity, since we upgraded the network card on the server.

The 95th percentile landed on 446 Mbit/s, which means that the server load was below 31.3% of the maximum capacity for 95% of the time.

VPN03 had an uptime of 99.84% in February due to the maintenance on the 27th.

VPN04 - Stockholm

Traffic spikes (Mbit/s)

VPN04 - Summary of traffic spikes in February

Analysis

VPN04 encrypted and anonymized 76,533 GB (74.74 TB) of traffic in total. That's an increase of 9,723 GB compared to the previous month.

The largest traffic spike recorded was 1 047 Mbit/s, which is **74.2% of the maximum capacity.

The 95th percentile landed on 480 Mbit/s, which means that the server load was below 33.7% of the maximum capacity for 95% of the time.

VPN04 had an uptime of 99.79% in February due to the two planned maintenance sessions.

VPN05 - Stockholm

Traffic spikes (Mbit/s)

VPN05 - Summary of traffic spikes in February

Analysis

VPN05 encrypted and anonymized 7 532 GB (7.4 TB) of traffic in total. That's an increase of 2,240 GB compared to the previous month.

The largest traffic spike recorded was 208 Mbit/s, which is 14.6% of the maximum capacity.

The 95th percentile landed on 102 Mbit/s, which means that the server load was below 7.1% of the maximum capacity for 95% of the time.

VPN05 had an uptime of 99.83% in February due to the planned maintenance session on the 27th of February.

WEB01 - Falun

WEB01 - Summary of uptime in February

WEB01 had an uptime of 99.47% in February, which means the server was down for 207 minutes in total. The downtime was caused by a kernel panic on the server due to an update we were performing.

SQL01 - Falun

Uptime (%)

SQL01 - Summary of uptime in February

Since SQL01 and WEB01 are operated from the same server the SQL01 was also affected by the downtime that occurred on SQL01. The uptime for SQL01 was 99,56% during February resulting in a total downtime of 165 minutes.

SQL02 - Falkenberg

Uptime (%)
SQL02 – Summary of uptime in February

SQL02 had an uptime of 99.86% in February resulting in a total downtime of 56 minutes.

Summary

We succeeded in keeping an uptime of at least 99.5% in February in spite of our maintenance sessions. The traffic load didn’t increase significantly compared to the previous month as it was a mere 10 589 GB (10,34 TB) increase compared to January**. OVPN maintains a lot of headroom for current and future customers.