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RE: Good point


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Posted by Beta Lt dopel On 2007-09-05 18:22:00
In Reply to Wait!! Posted by Gamma Tr The Digital Poet On 2007-09-05 17:50:47

Beta LtBeta Lt
Beta Lt dopel


Hung services probably will cause significantly more delay. I guess a lot more hardware has gone to kernel modules since the last time I recompiled one. Work has admittingly confined to a windows env and my debian dev box does not get the attention in my spare time it once did :( This makes me sad... going to pun in the corner now.

On 2007-09-05 17:50:47, The Digital Poet wrote
>While, I have the upmost respect for dopel, and he knows what he is talking about, there is something else to do before you start messing around with recompiling the kernal.
>
>I run Fedora on my laptop and I can tell you that my start up time is comparable to windows XP. However, what happens at startup is a shed-load of services gets started. If one of these services is having a problem starting, it can take a while to fail. In 95% of cases where someone has complained of slow startup times it is because one or more services are timing out at startup.
>
>When fedora boots there is a button that says "details" or something like that (I usually just hibernate my laptop rather than rebooting which I do very very infrequently). Press this button and you should see a black window, and a line printed against each service that has started. It should say [OK] (i think) in green when a service starts successfully, and [FAILED] in red if the service fails to start. Reboot and do this, make a note if any services fail. Even if they all start ok, make a note of any that take a long time to start. Then come back to this thread with the details.
>
>Recompiling the kernal will probably not help a great deal, most hardware support is provided as kernal modules these days, which are only added if you need them (based on hardware detection). Also, recompiling the kernal will become a pain in the ass when you come to install updates, as the kernal may be updated. There may be a small performance improvement from having the kernal build for your specific hardware, from the source... but you can measure it in milliseconds mostly.... it is known as the 'gentoo fallacy' ;)


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