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[Imported from Trac: page Performance, version 24]

zooko 2007-12-19 02:54:07 +00:00
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Performance.md

@ -148,12 +148,12 @@ The storage servers were minimally loaded. Each storage node was consuming
about 9% of its CPU at the start of the test, 5% at the end. These nodes were about 9% of its CPU at the start of the test, 5% at the end. These nodes were
receiving about 50kbps throughout, and sending 50kbps initially (increasing receiving about 50kbps throughout, and sending 50kbps initially (increasing
to 150kbps as the dirnodes got larger). Memory usage was trivial, about 35MB to 150kbps as the dirnodes got larger). Memory usage was trivial, about 35MB
[VmSize](VmSize) per node, 25MB RSS. The load average on a 4-node box was about 0.3 . VmSize per node, 25MB RSS. The load average on a 4-node box was about 0.3 .
The two machines serving as web servers (performing all encryption, hashing, The two machines serving as web servers (performing all encryption, hashing,
and erasure-coding) were the most heavily loaded. The clients distribute and erasure-coding) were the most heavily loaded. The clients distribute
their requests randomly between the two web servers. Each server was their requests randomly between the two web servers. Each server was
averaging 60%-80% CPU usage. Memory consumption is minor, 37MB [VmSize](VmSize) and averaging 60%-80% CPU usage. Memory consumption is minor, 37MB VmSize and
29MB RSS on one server, 45MB/33MB on the other. Load average grew from about 29MB RSS on one server, 45MB/33MB on the other. Load average grew from about
0.6 at the start of the test to about 0.8 at the end. Network traffic 0.6 at the start of the test to about 0.8 at the end. Network traffic
(including both client-side plaintext and server-side shares) outbound was (including both client-side plaintext and server-side shares) outbound was