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tool/gdb/memdump: fix orphan, fix -p support

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Signed-off-by: buxiasen <buxiasen@xiaomi.com>
This commit is contained in:
buxiasen 2024-08-28 19:56:36 +08:00 committed by Xiang Xiao
parent 796806c65b
commit 3f3bbf76f9
1 changed files with 40 additions and 35 deletions
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75
tools/gdb/memdump.py
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@ -295,14 +295,14 @@ class HeapNode:
record_size = gdb_node["size"]
if hasattr(gdb_node, "seqno"):
try:
seqno = gdb_node["seqno"]
else:
except gdb.error:
seqno = 0
if hasattr(gdb_node, "pid"):
try:
node_pid = gdb_node["pid"]
else:
except gdb.error:
node_pid = 0
self.size = mm_nodesize(record_size)
@ -424,6 +424,34 @@ class Memdump(gdb.Command):
backtrace_dict=self.backtrace_dict,
)
def memdump_tail(self, detail, simple):
if not detail:
output = [v for v in self.backtrace_dict.values()]
output.sort(key=get_count, reverse=True)
for node in output:
if node["node"].type == mm_allocnode_type.pointer():
mm_dumpnode(
node["node"],
node["count"],
self.align,
simple,
detail,
self.check_alive(node["pid"]),
)
else:
mempool_dumpbuf(
node["node"],
node["size"],
node["count"],
self.align,
simple,
detail,
self.check_alive(node["pid"]),
)
gdb.write("%12s%12s\n" % ("Total Blks", "Total Size"))
gdb.write("%12d%12d\n" % (self.aordblks, self.uordblks))
def memdump(self, pid, seqmin, seqmax, address, simple, detail, biggest_top=30):
"""Dump the heap memory"""
@ -472,6 +500,7 @@ class Memdump(gdb.Command):
title_dict = {
PID_MM_ALLOC: "Dump all used memory node info, use '\x1b[33;1m*\x1b[m' mark pid does not exist:\n",
PID_MM_MEMPOOL: "Dump mempool:\n",
PID_MM_FREE: "Dump all free memory node info:\n",
PID_MM_BIGGEST: f"Dump biggest allocated top {biggest_top}\n",
PID_MM_ORPHAN: "Dump allocated orphan nodes\n",
@ -505,45 +534,21 @@ class Memdump(gdb.Command):
self.memnode_dump(node)
elif pid == PID_MM_ORPHAN:
for node in alloc_node:
if node.is_orphan:
if node.is_orphan():
self.memnode_dump(node)
elif pid == PID_MM_MEMPOOL or pid >= 0:
for node in alloc_node:
if node.pid == pid:
self.memnode_dump(node)
if not detail:
output = []
for node in self.backtrace_dict.values():
output.append(node)
output.sort(key=get_count, reverse=True)
for node in output:
if node["node"].type == mm_allocnode_type.pointer():
mm_dumpnode(
node["node"],
node["count"],
self.align,
simple,
detail,
self.check_alive(node["pid"]),
)
else:
mempool_dumpbuf(
node["node"],
node["size"],
node["count"],
self.align,
simple,
detail,
self.check_alive(node["pid"]),
)
gdb.write("%12s%12s\n" % ("Total Blks", "Total Size"))
gdb.write("%12d%12d\n" % (self.aordblks, self.uordblks))
self.memdump_tail(detail, simple)
def complete(self, text, word):
return gdb.COMPLETE_SYMBOL
def parse_arguments(self, argv):
parser = argparse.ArgumentParser(description="memdump command")
parser.add_argument("-p", "--pid", type=str, help="Thread PID")
parser.add_argument("-p", "--pid", type=str, help="Thread PID, -1 for mempool")
parser.add_argument("-a", "--addr", type=str, help="Query memory address")
parser.add_argument("-i", "--min", type=str, help="Minimum value")
parser.add_argument("-x", "--max", type=str, help="Maximum value")