wenchao-hao
/
lmkd
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

lmkd: Add thrashing and max_thrashing into killinfo reports am: 39b54809fb 

Original change: https://android-review.googlesource.com/c/platform/system/memory/lmkd/+/1790959

Change-Id: Ia780dc3b3b96fdcbd48cb72dff62cf52d33c7a0d
This commit is contained in:
Suren Baghdasaryan 2021-08-12 02:10:36 +00:00 committed by Automerger Merge Worker
parent 047e6e30e7 39b54809fb
commit 145613c986
2 changed files with 18 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
event.logtags
View File

@ -35,4 +35,4 @@
# TODO: generate ".java" and ".h" files with integer constants from this file.
# for killinfo logs
10195355 killinfo (Pid|1|5),(Uid|1|5),(OomAdj|1),(MinOomAdj|1),(TaskSize|1),(enum kill_reasons|1|5),(MemFree|1),(Cached|1),(SwapCached|1),(Buffers|1),(Shmem|1),(Unevictable|1),(SwapTotal|1),(SwapFree|1),(ActiveAnon|1),(InactiveAnon|1),(ActiveFile|1),(InactiveFile|1),(SReclaimable|1),(SUnreclaim|1),(KernelStack|1),(PageTables|1),(IonHeap|1),(IonHeapPool|1),(CmaFree|1),(MsSinceEvent|1),(MsSincePrevWakeup|1),(WakeupsSinceEvent|1),(SkippedWakeups|1),(TaskSwapSize|1),(GPU|1)
10195355 killinfo (Pid|1|5),(Uid|1|5),(OomAdj|1),(MinOomAdj|1),(TaskSize|1),(enum kill_reasons|1|5),(MemFree|1),(Cached|1),(SwapCached|1),(Buffers|1),(Shmem|1),(Unevictable|1),(SwapTotal|1),(SwapFree|1),(ActiveAnon|1),(InactiveAnon|1),(ActiveFile|1),(InactiveFile|1),(SReclaimable|1),(SUnreclaim|1),(KernelStack|1),(PageTables|1),(IonHeap|1),(IonHeapPool|1),(CmaFree|1),(MsSinceEvent|1),(MsSincePrevWakeup|1),(WakeupsSinceEvent|1),(SkippedWakeups|1),(TaskSwapSize|1),(GPU|1),(Thrashing|1),(MaxThrashing|1)

28
lmkd.cpp
View File

@ -1929,8 +1929,15 @@ static void record_wakeup_time(struct timespec *tm, enum wakeup_reason reason,
}
}
struct kill_info {
enum kill_reasons kill_reason;
const char *kill_desc;
int thrashing;
int max_thrashing;
};
static void killinfo_log(struct proc* procp, int min_oom_score, int rss_kb,
int swap_kb, int kill_reason, union meminfo *mi,
int swap_kb, struct kill_info *ki, union meminfo *mi,
struct wakeup_info *wi, struct timespec *tm) {
/* log process information */
android_log_write_int32(ctx, procp->pid);
@ -1938,7 +1945,7 @@ static void killinfo_log(struct proc* procp, int min_oom_score, int rss_kb,
android_log_write_int32(ctx, procp->oomadj);
android_log_write_int32(ctx, min_oom_score);
android_log_write_int32(ctx, (int32_t)min(rss_kb, INT32_MAX));
android_log_write_int32(ctx, kill_reason);
android_log_write_int32(ctx, ki ? ki->kill_reason : NONE);
/* log meminfo fields */
for (int field_idx = 0; field_idx < MI_FIELD_COUNT; field_idx++) {
@ -1952,6 +1959,13 @@ static void killinfo_log(struct proc* procp, int min_oom_score, int rss_kb,
android_log_write_int32(ctx, wi->skipped_wakeups);
android_log_write_int32(ctx, (int32_t)min(swap_kb, INT32_MAX));
android_log_write_int32(ctx, (int32_t)mi->field.total_gpu_kb);
if (ki) {
android_log_write_int32(ctx, ki->thrashing);
android_log_write_int32(ctx, ki->max_thrashing);
} else {
android_log_write_int32(ctx, 0);
android_log_write_int32(ctx, 0);
}
android_log_write_list(ctx, LOG_ID_EVENTS);
android_log_reset(ctx);
@ -2117,13 +2131,6 @@ static void start_wait_for_proc_kill(int pid_or_fd) {
maxevents++;
}
struct kill_info {
enum kill_reasons kill_reason;
const char *kill_desc;
int thrashing;
int max_thrashing;
};
/* Kill one process specified by procp. Returns the size (in pages) of the process killed */
static int kill_one_process(struct proc* procp, int min_oom_score, struct kill_info *ki,
union meminfo *mi, struct wakeup_info *wi, struct timespec *tm) {
@ -2200,7 +2207,6 @@ static int kill_one_process(struct proc* procp, int min_oom_score, struct kill_i
kill_st.kill_reason = ki->kill_reason;
kill_st.thrashing = ki->thrashing;
kill_st.max_thrashing = ki->max_thrashing;
killinfo_log(procp, min_oom_score, rss_kb, swap_kb, ki->kill_reason, mi, wi, tm);
ALOGI("Kill '%s' (%d), uid %d, oom_score_adj %d to free %" PRId64 "kB rss, %" PRId64
"kB swap; reason: %s", taskname, pid, uid, procp->oomadj, rss_kb, swap_kb,
ki->kill_desc);
@ -2208,10 +2214,10 @@ static int kill_one_process(struct proc* procp, int min_oom_score, struct kill_i
kill_st.kill_reason = NONE;
kill_st.thrashing = 0;
kill_st.max_thrashing = 0;
killinfo_log(procp, min_oom_score, rss_kb, swap_kb, NONE, mi, wi, tm);
ALOGI("Kill '%s' (%d), uid %d, oom_score_adj %d to free %" PRId64 "kB rss, %" PRId64
"kb swap", taskname, pid, uid, procp->oomadj, rss_kb, swap_kb);
}
killinfo_log(procp, min_oom_score, rss_kb, swap_kb, ki, mi, wi, tm);
kill_st.uid = static_cast<int32_t>(uid);
kill_st.taskname = taskname;