From: erik quanstrom <quanstro@quanstro.net>
To: 9fans@9fans.net
Subject: Re: [9fans] userspace semlocks
Date: Mon, 23 Sep 2013 18:27:19 -0400 [thread overview]
Message-ID: <6cb44f954c18c17f0bb80ad81f96c321@ladd.quanstro.net> (raw)
In-Reply-To: <d28d3f9a28454e67a15e36ee8e7b28b9@ladd.quanstro.net>
here's the raw data from a seperate run, and slightly different code,
and a different machine.
this is a test with thread(2) channels with T tx procs × R rx procs:
; aux/cpuid -i
Intel(R) Xeon(R) CPU E31230 @ 3.20GHz
; wc -l /dev/sysstat
8 /dev/sysstat
; for(i in 1 2 4 8 16)time 6.chantestsem -O0 -R^$i -T^$i>/dev/null
0.00u 0.00s 6.56r 6.chantestsem -O0 -R1 -T1
0.00u 0.00s 12.72r 6.chantestsem -O0 -R2 -T2
0.00u 0.00s 31.46r 6.chantestsem -O0 -R4 -T4
0.00u 0.00s 67.66r 6.chantestsem -O0 -R8 -T8
0.00u 0.00s 149.35r 6.chantestsem -O0 -R16 -T16
; for(i in 1 2 4 8 16)time 6.chantest -O0 -R^$i -T^$i>/dev/null
0.00u 0.00s 6.40r 6.chantest -O0 -R1 -T1
0.00u 0.00s 9.32r 6.chantest -O0 -R2 -T2
0.00u 0.00s 17.63r 6.chantest -O0 -R4 -T4
0.00u 0.00s 45.99r 6.chantest -O0 -R8 -T8
0.00u 0.00s 99.69r 6.chantest -O0 -R16 -T16
- erik
prev parent reply other threads:[~2013-09-23 22:27 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-22 2:55 erik quanstrom
2013-09-22 5:48 ` Bruce Ellis
2013-09-23 13:56 ` erik quanstrom
2013-09-23 21:11 ` Charles Forsyth
2013-09-23 21:19 ` erik quanstrom
2013-09-23 22:27 ` erik quanstrom [this message]
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