Date: Tue, 23 Mar 2021 12:57:03 -0700 From: Mark Millard <marklmi@yahoo.com> To: tech-lists <tech-lists@zyxst.net> Cc: freebsd-arm@freebsd.org Subject: Re: RPi and powerd, was: Re: RPI4 clock speeds and serial port ( temperatures idle and -j4 buildworld buildkernel ) Message-ID: <59B618B3-7AC9-41DF-9807-173DE34B0F8D@yahoo.com> In-Reply-To: <YFnzio4lC/D7ffFh@ceres.zyxst.net> References: <FDBC2E89-8473-4C3A-B12E-78821949FDDB@yahoo.com> <20210320005302.GA40542@www.zefox.net> <81CB0CCA-59AC-49A2-9372-4E2C22E3214D@googlemail.com> <20210320155638.GA41617@www.zefox.net> <63E61033-667C-4A08-9012-7D987B652176@yahoo.com> <20210320182821.GA49050@www.zefox.net> <AD8A445A-DF90-4525-8042-EA2A667558FE@yahoo.com> <5BF4DC26-8CCC-48E8-802F-34C42084D47F@yahoo.com> <20210321181339.GA56351@www.zefox.net> <01787975-3D1A-4D28-8F0F-957D6842D487@googlemail.com> <YFnzio4lC/D7ffFh@ceres.zyxst.net>
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On 2021-Mar-23, at 06:56, tech-lists <tech-lists at zyxst.net> wrote: > Hi, > > latest build run: Had a -mcpu=cortext-a72 world and kernel been installed and booted first? Was the system running a world and kernel that had not been tuned for the Cortex-A72? >>>> World built in 22976 seconds, ncpu: 4, make -j6 > -------------------------------------------------------------- > > 6 Hours : 22 Minutes : 56 Seconds > > created kernel.bin from kernel.full > -------------------------------------------------------------- >>>> Kernel build for GENERIC-NODEBUG completed on Mon Mar 22 13:54:53 >>>> UTC 2021 > -------------------------------------------------------------- >>>> Kernel(s) GENERIC-NODEBUG built in 2086 seconds, ncpu: 4, make -j6 > -------------------------------------------------------------- > > 0 Hours : 34 Minutes : 46 Seconds > > commands used: > 1. cd /usr/src > 2. git pull --ff-only > 3. make -j10 cleanworld > 4. make -j10 cleandir > 5. make -j10 clean This does not show ccache being cleared out before the below. So the times may be examples of "with ccache benefit" times. The contrast with mine and Bob P.'s times suggests a nice time-benefit can occur. > 6. make -j6 buildworld > 7. make -j6 buildkernel > > here's the src.conf : > https://cloud.zyxst.net/~john/FreeBSD/rpi4-main/src.conf I seem to get intermittent access to https://cloud.zyxst.net/ but got to see the file content eventually. > relevant rc.conf settings: > powerd_enable="YES" > powerd_flags="-r 1" > > sysctl.conf settings: > vfs.read_max=128 # default 64 # Cluster read-ahead max block count > > config.txt: > kernel=u-boot.bin > over_voltage=6 > arm_freq=2000 > sdram_freq_min=3200 > Thanks much for the information. === Mark Millard marklmi at yahoo.com ( dsl-only.net went away in early 2018-Mar)
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