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Commit 2ae6a422 authored by Daeho Jeong's avatar Daeho Jeong Committed by Automerger Merge Worker
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Merge "init.rc: increase readahead window multiplier for POSIX_FADV_SEQUENTIAL... 

Merge "init.rc: increase readahead window multiplier for POSIX_FADV_SEQUENTIAL files" into tm-dev am: bc752d27 am: ecbfa861

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/core/+/18124890



Change-Id: Ia3ba95dc716be3c9655161263c760d38a2acdae6
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 490f85f0 ecbfa861

rootdir/init.rc

+3 −0
Original line number Diff line number Diff line
@@ -1099,6 +1099,9 @@ on boot 
    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