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Add support for watermark boost in zoneinfo

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as introduced with Kernel 5.16 in "mm/page_alloc.c: show
watermark_boost of zone in zoneinfo" (a6ea8b5b9f1c)
This commit is contained in:
Carsten Grohmann 2023-03-28 22:37:00 +02:00
parent 0ac8f4939a
commit 6e7db97f8f
1 changed files with 30 additions and 6 deletions
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36
OOMAnalyser.py
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@ -277,7 +277,8 @@ class BaseKernelConfig:
True,
),
# split caused by a limited number of iterations during converting PY regex into JS regex
"Mem-Info (part 1)": (
# Source: mm/page_alloc.c:__show_free_areas()
"Overall Mem-Info (part 1)": (
r"^Mem-Info:.*" r"(?:\n)"
# first line (starting w/o a space)
r"^active_anon:(?P<active_anon_pages>\d+) inactive_anon:(?P<inactive_anon_pages>\d+) "
@ -291,7 +292,7 @@ class BaseKernelConfig:
r"unstable:(?P<unstable_pages>\d+)",
True,
),
"Mem-Info (part 2)": (
"Overall Mem-Info (part 2)": (
r"^ slab_reclaimable:(?P<slab_reclaimable_pages>\d+) slab_unreclaimable:(?P<slab_unreclaimable_pages>\d+)"
r"(?:\n)"
r"^ mapped:(?P<mapped_pages>\d+) shmem:(?P<shmem_pages>\d+) pagetables:(?P<pagetables_pages>\d+) "
@ -582,7 +583,11 @@ class BaseKernelConfig:
"high:(?P<high>\d+)kB "
".*"
)
"""RE to extract watermark information in a memory zone"""
"""
RE to extract watermark information in a memory zone
Source: mm/page_alloc.c:__show_free_areas()
"""
watermark_start = "Node 0 DMA free:"
"""
@ -2242,7 +2247,7 @@ class KernelConfig_5_8(KernelConfig_5_1):
release = (5, 8, "")
EXTRACT_PATTERN_OVERLAY_58 = {
"Mem-Info (part 1)": (
"Overall Mem-Info (part 1)": (
r"^Mem-Info:.*" r"(?:\n)"
# first line (starting w/o a space)
r"^active_anon:(?P<active_anon_pages>\d+) inactive_anon:(?P<inactive_anon_pages>\d+) "
@ -2350,7 +2355,25 @@ class KernelConfig_5_14(KernelConfig_5_8):
}
class KernelConfig_5_18(KernelConfig_5_14):
class KernelConfig_5_16(KernelConfig_5_14):
# Supported changes:
# * mm/page_alloc.c: show watermark_boost of zone in zoneinfo (a6ea8b5b9f1c)
name = "Configuration for Linux kernel 5.16 or later"
release = (5, 16, "")
REC_WATERMARK = re.compile(
"Node (?P<node>\d+) (?P<zone>DMA|DMA32|Normal) "
"free:(?P<free>\d+)kB "
"boost:(?P<boost>\d+)kB "
"min:(?P<min>\d+)kB "
"low:(?P<low>\d+)kB "
"high:(?P<high>\d+)kB "
".*"
)
class KernelConfig_5_18(KernelConfig_5_16):
# Supported changes:
# * update GFP flags
@ -2542,7 +2565,7 @@ class KernelConfig_6_1(KernelConfig_5_18):
release = (6, 1, "")
EXTRACT_PATTERN_OVERLAY_61 = {
"Mem-Info (part 2)": (
"Overall Mem-Info (part 2)": (
r"^ slab_reclaimable:(?P<slab_reclaimable_pages>\d+) slab_unreclaimable:(?P<slab_unreclaimable_pages>\d+)"
r"(?:\n)"
r"^ mapped:(?P<mapped_pages>\d+) shmem:(?P<shmem_pages>\d+) pagetables:(?P<pagetables_pages>\d+)"
@ -2565,6 +2588,7 @@ AllKernelConfigs = [
KernelConfig_6_1(),
KernelConfig_6_0(),
KernelConfig_5_18(),
KernelConfig_5_16(),
KernelConfig_5_14(),
KernelConfig_5_8(),
KernelConfig_5_1(),