starlingx/config-files
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Merge "Add conditions in the I/O scheduler"

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Zuul 2022-12-06 11:11:22 +00:00 committed by Gerrit Code Review
commit 177f49b7d0
1 changed files with 52 additions and 11 deletions
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63
io-scheduler/source-debian/60-io-scheduler.rules
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@ -70,20 +70,61 @@ IMPORT{file}="/etc/platform/platform.conf"
# - Virtual guest: Use mq-deadline. With a host bus adapter (HBA) driver that
# is multi-queue capable, use none.
ACTION=="add|change", SUBSYSTEM=="block", KERNEL=="sd[a-z]", \
ATTR{queue/scheduler}="mq-deadline", \
ATTR{queue/iosched/front_merges}="0", \
ATTR{queue/iosched/read_expire}="150", \
ATTR{queue/iosched/write_expire}="1500"
ACTION!="add|change", GOTO="iosched_end"
SUBSYSTEM!="block", GOTO="iosched_end"
KERNEL!="sd[a-z]", GOTO="iosched_end"
PROGRAM="/usr/local/bin/is-rootdisk-device.sh %E{DEVNAME}", RESULT=="?*", ENV{rootdisk}="1"
ACTION=="add|change", ENV{nodetype}=="controller", SUBSYSTEM=="block", KERNEL=="sd[a-z]", \
PROGRAM="/usr/local/bin/is-rootdisk-device.sh %E{DEVNAME}", RESULT=="?*", \
ATTR{queue/scheduler}="bfq", \
ATTR{queue/iosched/strict_guarantees}="1"
# === === === ===
# Check the I/O scheduler settings are correct.
# === === === ===
ATTRS{raid_level}=="*RAID*", \
ATTR{queue/scheduler}=="*\[none\]*", \
GOTO="iosched_end"
ATTRS{label}=="*RAID*", \
ATTR{queue/scheduler}=="*\[none\]*", \
GOTO="iosched_end"
ENV{nodetype}=="controller", \
ENV{rootdisk}=="1", \
ATTR{queue/scheduler}=="*\[bfq\]*", \
ATTR{queue/iosched/strict_guarantees}=="1", \
GOTO="iosched_end"
ATTR{queue/scheduler}=="*\[mq-deadline\]*", \
ATTR{queue/iosched/front_merges}=="0", \
ATTR{queue/iosched/read_expire}=="150", \
ATTR{queue/iosched/write_expire}=="1500", \
GOTO="iosched_end"
# === === === ===
# I/O scheduler settings are not as expected, need to be defined.
# === === === ===
# Set none io scheduler for variants of HW-RAID.
# HP ProLiant DL360p Gen8; HP ProLiant DL380p Gen8
ACTION=="add|change", SUBSYSTEM=="block", KERNEL=="sd[a-z]", ATTRS{raid_level}=="*RAID*", ATTR{queue/scheduler}="none"
ATTRS{raid_level}=="*RAID*", \
ATTR{queue/scheduler}="none", \
GOTO="iosched_end"
# Dell Inc. PowerEdge R720
ACTION=="add|change", SUBSYSTEM=="block", KERNEL=="sd[a-z]", ATTRS{label}=="*RAID*", ATTR{queue/scheduler}="none"
ATTRS{label}=="*RAID*", \
ATTR{queue/scheduler}="none", \
GOTO="iosched_end"
ENV{nodetype}=="controller", \
ENV{rootdisk}=="1", \
ATTR{queue/scheduler}="bfq", \
ATTR{queue/iosched/strict_guarantees}="1", \
GOTO="iosched_end"
ATTR{queue/scheduler}="mq-deadline", \
ATTR{queue/iosched/front_merges}="0", \
ATTR{queue/iosched/read_expire}="150", \
ATTR{queue/iosched/write_expire}="1500", \
GOTO="iosched_end"
LABEL="iosched_end"