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Use processes and threads in the pftrace #16

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Merged
fsimonis merged 1 commit into from
Oct 29, 2025
Merged

Use processes and threads in the pftrace #16

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22 changes: 10 additions & 12 deletions preciceprofiling/common.py
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Original file line number Diff line number Diff line change
Expand Up @@ -122,7 +122,7 @@ def participants(self):

def ranks(self):
return self._cur.execute(
"SELECT DISTINCT participant, rank FROM full_events"
"SELECT DISTINCT participant, rank FROM full_events ORDER BY participant ASC, rank ASC"
).fetchall()

def events(self):
Expand Down Expand Up @@ -195,31 +195,29 @@ def groupFor(name):

builder = TraceProtoBuilder()

participants = {
p: uuid.uuid4().int & ((1 << 63) - 1) for p in self.participants()
}
participants = {name: pid for pid, name in enumerate(self.participants())}

for p, u in participants.items():
for name, pid in participants.items():
pkt = builder.add_packet()
pkt.track_descriptor.uuid = u
pkt.track_descriptor.name = p
pkt.track_descriptor.child_ordering = TrackDescriptor.EXPLICIT
pkt.track_descriptor.uuid = uuid.uuid4().int & ((1 << 63) - 1)
pkt.track_descriptor.process.pid = pid
pkt.track_descriptor.process.process_name = name
pkt.trusted_packet_sequence_id = TPS_ID

ranks = [
(p, r, i)
for i, (p, r) in enumerate(
self.ranks(),
start=10,
start=10, # 0 is reserved
)
]

for p, r, u in ranks:
pkt = builder.add_packet()
pkt.track_descriptor.uuid = u
pkt.track_descriptor.name = f"Rank {r}"
pkt.track_descriptor.parent_uuid = participants[p]
pkt.track_descriptor.sibling_order_rank = r
pkt.track_descriptor.thread.thread_name = f"Rank {r}"
pkt.track_descriptor.thread.pid = participants[p]
pkt.track_descriptor.thread.tid = u
pkt.trusted_packet_sequence_id = TPS_ID
pkt.sequence_flags = TracePacket.SEQ_INCREMENTAL_STATE_CLEARED

Expand Down