X-Git-Url: http://pere.pagekite.me/gitweb/homepage.git/blobdiff_plain/58e496cad186593c9543ea474af4d38e383a5784..c6996136567a133cc3742f9846fed4e7d9cadc74:/blog/archive/2015/09/index.html diff --git a/blog/archive/2015/09/index.html b/blog/archive/2015/09/index.html index 3200288c01..c153975f8d 100644 --- a/blog/archive/2015/09/index.html +++ b/blog/archive/2015/09/index.html @@ -57,8 +57,8 @@ available in Debian.

battery stats ever since. Now my /var/log/hjemmenett-battery-status.log file contain around 115,000 measurements, from the time the battery was working great until now, -when it is unable to charge above 7% of original capasity. My -colletor shell script is quite simple and look like this:

+when it is unable to charge above 7% of original capacity. My +collector shell script is quite simple and look like this:

 #!/bin/sh
@@ -83,7 +83,7 @@ fi
 
 log_battery() {
     # Print complete message in one echo call, to avoid race condition
-    # when several log processes run in parallell.
+    # when several log processes run in parallel.
     msg=$(printf "%s," $(date +%s); \
 	for f in $files; do \
 	    printf "%s," $(cat $f); \
@@ -118,7 +118,7 @@ timestamp,manufacturer,model_name,technology,serial_number,energy_full,energy_fu
 

I wrote a small script to create a graph of the charge development -over time. This graph depicted above show the slow death of mylaptop +over time. This graph depicted above show the slow death of my laptop battery.

But why is this happening? Why are my laptop batteries always @@ -153,6 +153,14 @@ to write a tool to calculate the derivative values of the battery level, but suspect some interesting insights might be learned from those.

+

Update 2015-09-24: I got a top to install the packages +acpi-call-dkms and tlp (unfortunately missing in Debian stable) +packages instead of the tp-smapi-dkms package I had tried to use +initially, and use 'tlp setcharge 40 80' to change when charging start +and stop. I've done so now, but expect my existing battery is toast +and need to be replaced. The proposal is unfortunately Thinkpad +specific.

+