Changes between Version 36 and Version 37 of FreeBSD11_Guide


Ignore:
Timestamp:
Apr 10, 2018, 7:21:16 PM (6 years ago)
Author:
rick
Comment:

--

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  • FreeBSD11_Guide

    v36 v37  
    181181
    182182Tip: Save some power and use an [http://rickvanderzwet.nl/svn/personal/misc/power-saver power-saver script] to shut-down the machine ones not being using any-more.
    183 
    184 
    185 
    186 
    187  Note 2: The geometry of the cf card is defined in the nanobsd configuration file $R/cfg/nanobsd.wleiden
    188  The 'default' values are for a Peak 1 GB card. They also work on an Alix2D3 board with a 1 GB PCEngines 'blanc' cf card and 1 or 2 GB Transcend cf cards although those geometries are different. There are issues with Soekris boards, depending on the BIOS version. The geometry of the cf-disk is as follows:
    189 {{{
    190 parameters extracted from in-core disklabel are: cylinders=1966 heads=16 sectors/track=63 (1008 blks/cyl)
    191 Figures below won't work with BIOS for partitions not in cyl 1
    192 parameters to be used for BIOS calculations are: cylinders=1966 heads=16 sectors/track=63 (1008 blks/cyl)
    193 Media sector size is 512
    194 Warning: BIOS sector numbering starts with sector 1
    195 Information from DOS bootblock is:
    196 The data for partition 1 is:
    197     sysid 165 (0xa5),(FreeBSD/NetBSD/386BSD)
    198     start 63, size 820449 (400 Meg), flag 80 (active)
    199     beg: cyl 0/ head 1/ sector 1;
    200     end: cyl 406/ head 31/ sector 63
    201 The data for partition 2 is:
    202     sysid 165 (0xa5),(FreeBSD/NetBSD/386BSD)
    203     start 820575, size 820449 (400 Meg), flag 0
    204     beg: cyl 407/ head 1/ sector 1;
    205     end: cyl 813/ head 31/ sector 63
    206 The data for partition 3 is:
    207     sysid 165 (0xa5),(FreeBSD/NetBSD/386BSD)
    208     start 1641024, size 10080 (4 Meg), flag 0
    209     beg: cyl 814/ head 0/ sector 1;
    210     end: cyl 818/ head 31/ sector 63
    211 The data for partition 4 is: <UNUSED>
    212 }}}
     183Tip: The geometry of a default image is based on a 1GB CF card, changes file:$R/cfg/nanobsd.wleiden
     184
    213185
    214186== C. Fetch node configuration onto image, write to CF disk or remotely update ==