PowerTOP is a Linux tool that finds the software component(s) that make your laptop use more power than necessary while it is idle. As of Linux kernel version 2.6.21, the kernel no longer has a fixed 1000Hz timer tick. This will (in theory) give a huge power savings because the CPU stays in low power mode for longer periods of time during system idle.
However... there are many things that can ruin the party, both inside the kernel and in userspace. PowerTOP combines various sources of information from the kernel into one convenient screen so that you can see how well your system is doing, and which components are the biggest problem.
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| Arkitektur | Paketstorlek | Installerad storlek | Filer |
|---|---|---|---|
| alpha | 70,2 kbyte | 420 kbyte | [filförteckning] |
| amd64 | 69,1 kbyte | 404 kbyte | [filförteckning] |
| arm | 67,4 kbyte | 400 kbyte | [filförteckning] |
| hppa | 71,3 kbyte | 412 kbyte | [filförteckning] |
| i386 | 68,7 kbyte | 404 kbyte | [filförteckning] |
| ia64 | 77,0 kbyte | 452 kbyte | [filförteckning] |
| mips | 74,2 kbyte | 428 kbyte | [filförteckning] |
| mipsel | 71,6 kbyte | 428 kbyte | [filförteckning] |
| powerpc | 72,3 kbyte | 416 kbyte | [filförteckning] |
| s390 | 68,6 kbyte | 412 kbyte | [filförteckning] |
| sparc | 66,8 kbyte | 400 kbyte | [filförteckning] |