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Additional LMK diagnostic information

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Add free memory / swap as well as the kill reason to better understand
and diagnose lmkd behaviour in the field

Change-Id: I190f70758daa442b8605e17960c74574676fa3ae
Test: build with corresponding lmkd change
This commit is contained in:
Ioannis Ilkos
2020-09-11 11:10:17 +01:00
parent 68ca4e10b0
commit e408d2189e
1 changed files with 20 additions and 0 deletions
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20
cmds/statsd/src/atoms.proto
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@@ -3863,6 +3863,17 @@ message LmkStateChanged {
* system/core/lmkd/lmkd.c
*/
message LmkKillOccurred {
enum Reason {
UNKNOWN = 0;
PRESSURE_AFTER_KILL = 1;
NOT_RESPONDING = 2;
LOW_SWAP_AND_THRASHING = 3;
LOW_MEM_AND_SWAP = 4;
LOW_MEM_AND_THRASHING = 5;
DIRECT_RECL_AND_THRASHING = 6;
LOW_MEM_AND_SWAP_UTIL = 7;
}
// The uid if available. -1 means not available.
optional int32 uid = 1 [(is_uid) = true];
@@ -3892,6 +3903,15 @@ message LmkKillOccurred {
// Min oom adj score considered by lmkd.
optional int32 min_oom_score = 10;
// Free physical memory on device at LMK time.
optional int32 free_mem_kb = 11;
// Free swap on device at LMK time.
optional int32 free_swap_kb = 12;
// What triggered the LMK event.
optional Reason reason = 13;
}
/*