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Cgroupsv2 metrics instrumenter tests
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natefoo committed Dec 13, 2023
1 parent ec426dc commit c4f67a7
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162 changes: 159 additions & 3 deletions test/unit/job_metrics/test_cgroups.py
Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
from galaxy.job_metrics.instrumenters.cgroup import CgroupPlugin

CGROUP_PRODUCTION_EXAMPLE_2201 = """__cpu.cfs_period_us__
CGROUPV1_PRODUCTION_EXAMPLE_2201 = """__cpu.cfs_period_us__
100000
__cpu.cfs_quota_us__
-1
Expand Down Expand Up @@ -105,18 +105,174 @@
1
"""

CGROUPV2_PRODUCTION_EXAMPLE_232 = """__cpu.idle__
0
__cpu.max__
max 100000
__cpu.max.burst__
0
__cpu.stat__
usage_usec 8992210
user_usec 6139150
system_usec 2853059
core_sched.force_idle_usec 0
nr_periods 0
nr_throttled 0
throttled_usec 0
nr_bursts 0
burst_usec 0
__cpu.weight__
100
__cpu.weight.nice__
0
__memory.current__
139350016
__memory.events__
low 0
high 0
max 0
oom 0
oom_kill 0
oom_group_kill 0
__memory.events.local__
low 0
high 0
max 0
oom 0
oom_kill 0
oom_group_kill 0
__memory.high__
max
__memory.low__
0
__memory.max__
max
__memory.min__
0
__memory.numa_stat__
anon N0=864256
file N0=129146880
kernel_stack N0=32768
pagetables N0=131072
sec_pagetables N0=0
shmem N0=0
file_mapped N0=0
file_dirty N0=0
file_writeback N0=0
swapcached N0=0
anon_thp N0=0
file_thp N0=0
shmem_thp N0=0
inactive_anon N0=819200
active_anon N0=20480
inactive_file N0=51507200
active_file N0=77639680
unevictable N0=0
slab_reclaimable N0=8638552
slab_unreclaimable N0=340136
workingset_refault_anon N0=0
workingset_refault_file N0=77
workingset_activate_anon N0=0
workingset_activate_file N0=0
workingset_restore_anon N0=0
workingset_restore_file N0=0
workingset_nodereclaim N0=0
__memory.oom.group__
0
__memory.peak__
339906560
__memory.reclaim__
__memory.stat__
anon 860160
file 129146880
kernel 9211904
kernel_stack 32768
pagetables 126976
sec_pagetables 0
percpu 0
sock 0
vmalloc 0
shmem 0
zswap 0
zswapped 0
file_mapped 0
file_dirty 0
file_writeback 0
swapcached 0
anon_thp 0
file_thp 0
shmem_thp 0
inactive_anon 815104
active_anon 20480
inactive_file 51507200
active_file 77639680
unevictable 0
slab_reclaimable 8642480
slab_unreclaimable 340904
slab 8983384
workingset_refault_anon 0
workingset_refault_file 77
workingset_activate_anon 0
workingset_activate_file 0
workingset_restore_anon 0
workingset_restore_file 0
workingset_nodereclaim 0
pgscan 0
pgsteal 0
pgscan_kswapd 0
pgscan_direct 0
pgsteal_kswapd 0
pgsteal_direct 0
pgfault 132306
pgmajfault 524
pgrefill 0
pgactivate 18958
pgdeactivate 0
pglazyfree 0
pglazyfreed 0
zswpin 0
zswpout 0
thp_fault_alloc 19
thp_collapse_alloc 0
__memory.swap.current__
0
__memory.swap.events__
high 0
max 0
fail 0
__memory.swap.high__
max
__memory.swap.max__
max
__memory.zswap.current__
0
__memory.zswap.max__
max
"""


def test_cgroup_collection(tmpdir):
def test_cgroupv1_collection(tmpdir):
plugin = CgroupPlugin()
job_dir = tmpdir.mkdir("job")
job_dir.join("__instrument_cgroup__metrics").write(CGROUP_PRODUCTION_EXAMPLE_2201)
job_dir.join("__instrument_cgroup__metrics").write(CGROUPV1_PRODUCTION_EXAMPLE_2201)
properties = plugin.job_properties(1, job_dir)
assert "cpuacct.usage" in properties
assert properties["cpuacct.usage"] == 7265342042
assert "memory.limit_in_bytes" in properties
assert properties["memory.limit_in_bytes"] == 9223372036854771712


def test_cgroupv2_collection(tmpdir):
plugin = CgroupPlugin()
job_dir = tmpdir.mkdir("job")
job_dir.join("__instrument_cgroup__metrics").write(CGROUPV2_PRODUCTION_EXAMPLE_232)
properties = plugin.job_properties(1, job_dir)
assert "cpu.stat.usage_usec" in properties
assert properties["cpu.stat.usage_usec"] == 8992210
assert "memory.peak" in properties
assert properties["memory.peak"] == 339906560


def test_instrumentation(tmpdir):
# don't actually run the instrumentation but at least exercise the code the and make
# sure templating includes cgroup_mount override.
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14 changes: 14 additions & 0 deletions test/unit/job_metrics/test_job_metrics.py
Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,20 @@ def test_job_metrics_format_cgroup():
assert_title="Memory limit on cgroup (MEM)",
assert_value="8.0 EB",
)
_assert_format(
"cgroup",
"cpu.stat.usage_usec",
7982357892.000000,
assert_title="CPU usage time",
assert_value="2.0 hours and 13.0 minutes",
)
_assert_format(
"cgroup",
"memory.peak",
45097156608,
assert_title="Max memory usage recorded",
assert_value="42.0 GB",
)


def test_job_metrics_uname():
Expand Down

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