From: Oleksandr Natalenko <pfactum@gmail.com>
To: linux-kernel@vger.kernel.org
Subject: Re: [PATCH]RIFS-V3-Test For 3.4.x kernel.
Date: Sun, 08 Jul 2012 01:01:14 +0300 [thread overview]
Message-ID: <jtabja$fhs$1@dough.gmane.org> (raw)
In-Reply-To: <CANQmPXibzo2OVPorHX3dcgbDFPnr=3FPm5Bu1-DbthSykzkJcA@mail.gmail.com>
Could you please make some chart to visually compare latencies with CFS?
Also, has RIFS got cgroups support?
07.07.12 23:58, Chen написав(ла):
> 1. Benchmark:
> [admin@localhost ~]$ latt -c255 sleep 10
>
> Parameters: min_wait=100ms, max_wait=500ms, clients=255
> Entries logged: 1020
>
> Wakeup averages
> -------------------------------------
> Max 106549 usec
> Avg 1446 usec
> Stdev 6182 usec
> Stdev mean 194 usec
>
> Work averages
> -------------------------------------
> Max 2793229 usec
> Avg 2189141 usec
> Stdev 351389 usec
> Stdev mean 11002 usec
> [admin@localhost ~]$ latt -c128 sleep 10
>
> Parameters: min_wait=100ms, max_wait=500ms, clients=128
> Entries logged: 768
>
> Wakeup averages
> -------------------------------------
> Max 70824 usec
> Avg 1761 usec
> Stdev 5074 usec
> Stdev mean 183 usec
>
> Work averages
> -------------------------------------
> Max 1464295 usec
> Avg 1163262 usec
> Stdev 210801 usec
> Stdev mean 7607 usec
> [admin@localhost ~]$ latt -c64 sleep 10
>
> Parameters: min_wait=100ms, max_wait=500ms, clients=64
> Entries logged: 640
>
> Wakeup averages
> -------------------------------------
> Max 53780 usec
> Avg 1375 usec
> Stdev 4772 usec
> Stdev mean 189 usec
>
> Work averages
> -------------------------------------
> Max 797045 usec
> Avg 596825 usec
> Stdev 111695 usec
> Stdev mean 4415 usec
> [admin@localhost ~]$ latt -c32 sleep 10
>
> Parameters: min_wait=100ms, max_wait=500ms, clients=32
> Entries logged: 480
>
> Wakeup averages
> -------------------------------------
> Max 86032 usec
> Avg 2147 usec
> Stdev 7659 usec
> Stdev mean 350 usec
>
> Work averages
> -------------------------------------
> Max 374303 usec
> Avg 309004 usec
> Stdev 43155 usec
> Stdev mean 1970 usec
> [admin@localhost ~]$ latt -c16 sleep 10
>
> Parameters: min_wait=100ms, max_wait=500ms, clients=16
> Entries logged: 320
>
> Wakeup averages
> -------------------------------------
> Max 41166 usec
> Avg 1150 usec
> Stdev 4706 usec
> Stdev mean 263 usec
>
> Work averages
> -------------------------------------
> Max 178917 usec
> Avg 155367 usec
> Stdev 16074 usec
> Stdev mean 899 usec
> [admin@localhost ~]$ latt -c8 sleep 10
>
> Parameters: min_wait=100ms, max_wait=500ms, clients=8
> Entries logged: 184
>
> Wakeup averages
> -------------------------------------
> Max 20256 usec
> Avg 585 usec
> Stdev 2306 usec
> Stdev mean 170 usec
>
> Work averages
> -------------------------------------
> Max 88262 usec
> Avg 75957 usec
> Stdev 7102 usec
> Stdev mean 524 usec
> [admin@localhost ~]$ latt -c4 sleep 10
>
> Parameters: min_wait=100ms, max_wait=500ms, clients=4
> Entries logged: 104
>
> Wakeup averages
> -------------------------------------
> Max 7950 usec
> Avg 663 usec
> Stdev 1719 usec
> Stdev mean 169 usec
>
> Work averages
> -------------------------------------
> Max 50647 usec
> Avg 38685 usec
> Stdev 4053 usec
> Stdev mean 397 usec
> [admin@localhost ~]$ latt -c2 sleep 10
>
> Parameters: min_wait=100ms, max_wait=500ms, clients=2
> Entries logged: 54
>
> Wakeup averages
> -------------------------------------
> Max 33 usec
> Avg 9 usec
> Stdev 5 usec
> Stdev mean 1 usec
>
> Work averages
> -------------------------------------
> Max 21700 usec
> Avg 20590 usec
> Stdev 258 usec
> Stdev mean 35 usec
> [admin@localhost ~]$ latt -c1 sleep 10
>
> Parameters: min_wait=100ms, max_wait=500ms, clients=1
> Entries logged: 27
>
> Wakeup averages
> -------------------------------------
> Max 22 usec
> Avg 9 usec
> Stdev 3 usec
> Stdev mean 1 usec
>
> Work averages
> -------------------------------------
> Max 20614 usec
> Avg 20162 usec
> Stdev 125 usec
> Stdev mean 24 usec
>
>
>
> RIFS-V3 is the new name of RIFS-ES. It looks like CFS. but with RIFS,
> the latency is much lower.
>
next prev parent reply other threads:[~2012-07-07 22:01 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-07 20:58 [PATCH]RIFS-V3-Test For 3.4.x kernel Chen
2012-07-07 22:01 ` Oleksandr Natalenko [this message]
2012-07-08 3:37 ` Chen
2012-07-08 9:21 ` Oleksandr Natalenko
2012-07-08 12:16 ` Chen
2012-07-08 12:23 ` richard -rw- weinberger
[not found] ` <CANQmPXiMhahyT5BQAaw5tSX9fzJUp6mqjHz7FgEy=9nLqy2-9A@mail.gmail.com>
2012-07-08 13:32 ` Chen
2012-07-08 14:14 ` Oleksandr Natalenko
2012-07-09 12:37 ` Hillf Danton
2012-07-09 13:07 ` richard -rw- weinberger
2012-07-09 13:18 ` Hillf Danton
2012-07-09 15:52 ` Jan Ceuleers
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