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asksven edited this page Nov 15, 2011 · 1 revision

wlan_rx

Author(s): sven, credits to Entropy512 @xda-dev

Ranking: n/a

Speaking Name: wlan_rx

Rationale: Wifi chip received a packet from somewhere - On a Galaxy S II, lots of these combined with the fact that the device takes 650 msec to resume from suspend and 150 to go back to sleep means that occasional wifi packets coming in will skyrocket Android OS usage. As an extreme example, run the following from a Linux box when wifi sleep policy is "never" and watch your deep sleep percentages plummet, your battery drain, and Android OS skyrocket: ping -i 5 <wifi IP address of phone>

Know actions: Use a sniffer to determine the cause of the traffic.

Known conditions of occurence:

Related wakelocks: wlan_wake References:

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