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docs:geninitrd [2016-08-22 14:44] matkor created |
docs:geninitrd [2016-08-22 16:00] glen [Generation] |
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+ | ====== geninitrd ====== | ||
+ | |||
Initial ramdisk used mostly only to mount root filesystem. | Initial ramdisk used mostly only to mount root filesystem. | ||
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Check available kernels (Example: section): | Check available kernels (Example: section): | ||
<code> | <code> | ||
- | /boot]# geninitrd | + | # geninitrd |
</code> | </code> | ||
- | Regenarete (adding -v to see details) as suggested in above examples: | + | Regenerate (adding -v to see details) as suggested in above examples: |
<code> | <code> | ||
/sbin/geninitrd -f --initrdfs=initramfs /boot/initrd-KERVER.gz KERVER | /sbin/geninitrd -f --initrdfs=initramfs /boot/initrd-KERVER.gz KERVER | ||
</code> | </code> | ||
+ | |||
===== Debbugging ===== | ===== Debbugging ===== | ||
Line 26: | Line 29: | ||
Reboot. | Reboot. | ||
HINT: CTRL+PgUp/PgDown scrolls initrd logs. | HINT: CTRL+PgUp/PgDown scrolls initrd logs. | ||
+ | |||
+ | ===== Checking generated initrd image ===== | ||
+ | Uncompressing initrd, copy first, ungzip, uncpio: | ||
+ | <code> | ||
+ | cp /boot/initrd.*.gz /root/geninitrd | ||
+ | gunzip initrd-4.1.15-1.gz | ||
+ | cpio -idmv < initrd-4.1.15-1 | ||
+ | </code> | ||
+ | |||