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CA-414627: increase polling duration for tapdisk #6611

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Merged
merged 1 commit into from
Aug 4, 2025
Merged

CA-414627: increase polling duration for tapdisk #6611

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2 changes: 1 addition & 1 deletion ocaml/xapi/xapi_globs.ml
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Original file line number Diff line number Diff line change
Expand Up @@ -741,7 +741,7 @@ let ha_default_timeout_base = ref 60.
let guest_liveness_timeout = ref 300.

(** The default time, in µs, in which tapdisk3 will keep polling the vbd ring buffer in expectation for extra requests from the guest *)
let default_vbd3_polling_duration = ref 1000
let default_vbd3_polling_duration = ref 8000

(** The default % of idle dom0 cpu above which tapdisk3 will keep polling the vbd ring buffer *)
let default_vbd3_polling_idle_threshold = ref 50
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6 changes: 3 additions & 3 deletions scripts/xapi.conf
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Expand Up @@ -329,7 +329,7 @@ sm-plugins=ext nfs iscsi lvmoiscsi dummy file hba rawhba udev iso lvm lvmohba lv
# ha_monitor_interval = 20

# Unconditionally replan every once in a while just in case the overcommit
# protection is buggy and we don't notice
# protection is buggy and we don't notice
# ha_monitor_plan_interval = 1800

# ha_monitor_startup_timeout = 1800
Expand Down Expand Up @@ -371,7 +371,7 @@ sm-plugins=ext nfs iscsi lvmoiscsi dummy file hba rawhba udev iso lvm lvmohba lv

# The default time, in µs, in which tapdisk3 will keep polling the
# vbd ring buffer in expectation for extra requests from the guest
# default-vbd3-polling-duration = 1000
# default-vbd3-polling-duration = 8000

# The default % of idle dom0 cpu above which tapdisk3 will keep polling
# the vbd ring buffer
Expand All @@ -386,7 +386,7 @@ sm-plugins=ext nfs iscsi lvmoiscsi dummy file hba rawhba udev iso lvm lvmohba lv
# evacuation-batch-size = 10
# number of VMs migrated in parallel in Host.evacuate

# How often tracing will export spans to endpoints
# How often tracing will export spans to endpoints
# export-interval = 30.

# The file to check if host reboot required
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