Evolution-X-Tensor/device_google_zumapro
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Switch from the BFQ to the mq-deadline I/O scheduler

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The mq-deadline I/O scheduler is more stable than BFQ. Additionally, the
boot time is shorter with the mq-deadline I/O scheduler. Hence this CL.

Bug: 186902601
Change-Id: I3db5f132ca3485af9a84a3df63c8b0881c5fbdc8
Signed-off-by: Bart Van Assche <bvanassche@google.com>
This commit is contained in:
Bart Van Assche 2023-12-11 09:42:39 -08:00
parent 17b40f0246
commit 8a15203216
2 changed files with 2 additions and 6 deletions
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4
conf/init.zuma.rc
View file

@ -18,8 +18,7 @@ on init
# Boot time fs tuning
write /sys/block/sda/queue/iostats 0
write /sys/block/sda/queue/scheduler bfq
write /sys/block/sda/queue/iosched/slice_idle 0
write /sys/block/sda/queue/scheduler mq-deadline
write /sys/block/sda/queue/nr_requests 256
write /dev/sys/fs/by-name/userdata/data_io_flag 56
write /dev/sys/fs/by-name/userdata/node_io_flag 56
@ -685,7 +684,6 @@ on property:sys.boot_completed=1
# Runtime fs tuning
write /sys/block/sda/queue/nr_requests 128
write /sys/block/sda/queue/iostats 1
write /sys/block/sda/queue/iosched/slice_idle 0
write /dev/sys/fs/by-name/userdata/data_io_flag 8
write /dev/sys/fs/by-name/userdata/node_io_flag 8

4
conf/init.zumapro.rc
View file

@ -18,8 +18,7 @@ on init
# Boot time fs tuning
write /sys/block/sda/queue/iostats 0
write /sys/block/sda/queue/scheduler bfq
write /sys/block/sda/queue/iosched/slice_idle 0
write /sys/block/sda/queue/scheduler mq-deadline
write /sys/block/sda/queue/nr_requests 256
write /dev/sys/fs/by-name/userdata/data_io_flag 56
write /dev/sys/fs/by-name/userdata/node_io_flag 56
@ -684,7 +683,6 @@ on property:sys.boot_completed=1
# Runtime fs tuning
write /sys/block/sda/queue/nr_requests 128
write /sys/block/sda/queue/iostats 1
write /sys/block/sda/queue/iosched/slice_idle 0
write /dev/sys/fs/by-name/userdata/data_io_flag 8
write /dev/sys/fs/by-name/userdata/node_io_flag 8