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system-extras: Commit

system/extras


Commit MetaInfo

Revision999afeeb3e59b930f066cb0bb0402cd1b27d0805 (tree)
Time2019-06-07 08:50:14
AuthorDaniel Rosenberg <drosen@goog...>
CommiterDaniel Rosenberg

Log Message

Lower gc_urgent_sleeptime to 50

This will substantially speed up GC progress

Test: Run /vendor/bin/checkpoint_gc
Bug: 133822599
Change-Id: Ic1f064437381bce99d62dfd146088d43e08b1766

Change Summary

Incremental Difference

--- a/checkpoint_gc/checkpoint_gc.sh
+++ b/checkpoint_gc/checkpoint_gc.sh
@@ -39,6 +39,8 @@ if [ -z "${NAME}" ]; then
3939 exit 0
4040 fi
4141 log -pi -t checkpoint_gc Turning on GC for ${NAME}
42+read OLD_SLEEP < /sys/fs/f2fs/${NAME}/gc_urgent_sleep_time || exit 1
43+echo 50 > /sys/fs/f2fs/${NAME}/gc_urgent_sleep_time || exit 1
4244 echo 1 > /sys/fs/f2fs/${NAME}/gc_urgent || exit 1
4345
4446 read DIRTY_SEGMENTS_START < /sys/fs/f2fs/${NAME}/dirty_segments
@@ -63,6 +65,7 @@ done
6365
6466 log -pi -t checkpoint_gc Turning off GC for ${NAME}
6567 echo 0 > /sys/fs/f2fs/${NAME}/gc_urgent
68+echo ${OLD_SLEEP} > /sys/fs/f2fs/${NAME}/gc_urgent_sleep_time
6669 sync
6770
6871 print -u${STATUS_FD} "global_progress 1.0"
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