commit f98610b80804aea845cb3201cba02e4a446d00f8
author Suren Baghdasaryan <surenb@google.com> Wed May 04 16:33:17 2022 +0000
committer Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> Wed May 04 16:33:17 2022 +0000
tree 80b5709c20ccb5b802207e80d6fc4293b5f18cc3
parent ecbfa8618ee0a2090d51a4c994b9340e5955d9ae
parent 6761b6dcdc31a10d7e1b3652400bfae9eb2eed17

libprocessgroup: Add a function to remove only empty process groups am: 6761b6dcdc

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/core/+/18090770

Change-Id: I45e4f502cdf958c26b22370b43c7c8215c18fde9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

rootdir/init.rc

diff --git a/rootdir/init.rc b/rootdir/init.rc
index 15b6c4d..0bd0e1d 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -1099,6 +1099,9 @@
     write /dev/sys/fs/by-name/userdata/gc_urgent_sleep_time 50
     write /dev/sys/fs/by-name/userdata/iostat_enable 1
 
+    # set readahead multiplier for POSIX_FADV_SEQUENTIAL files
+    write /dev/sys/fs/by-name/userdata/seq_file_ra_mul 16
+
     # limit discard size to 128MB in order to avoid long IO latency
     # for filesystem tuning first (dm or sda)
     # this requires enabling selinux entry for sda/mmcblk0 in vendor side