Rusty Russell
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1cbdb9cc12
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devtools/taldump-analyze.py: script to analyze tal_dump() output.
Example output on my production machine, running v0.10.2rc1-9-g3d8293d:
```
Top sizes by name
backtrace: 1172021248 bytes, 4578208 items
wallet/txfilter.c:111:struct bitcoin_outpoint: 49584636 bytes, 1377351 items
lightningd/plugin.c:1651:char[]: 17261056 bytes, 16 items
lightningd/log.c:282:char[]: 16653908 bytes, 838086 items
wally_tal: 13390257 bytes, 122503 items
lightningd/log.c:250:struct log_entry[]: 7340032 bytes, 1 items
lightningd/jsonrpc.c:939:char[]: 6979648 bytes, 214 items
lightningd/log.c:440:u8[]: 3278359 bytes, 1338 items
common/memleak.c:51:struct memleak_notleak: 2216763 bytes, 2216763 items
Top sizes by path
['']: 2579337788 bytes, 1 items
['', 'lightningd/lightningd.c:103:struct lightningd']: 831485962 bytes, 1 items
['', 'lightningd/lightningd.c:103:struct lightningd', 'wallet/wallet.c:77:struct wallet']: 756169631 bytes, 1 items
['', 'lightningd/lightningd.c:103:struct lightningd', 'wallet/wallet.c:77:struct wallet', 'wallet/txfilter.c:133:struct outpointfilter']: 756166227 bytes, 2 items
['', 'lightningd/lightningd.c:103:struct lightningd', 'wallet/wallet.c:77:struct wallet', 'wallet/txfilter.c:133:struct outpointfilter', 'wallet/txfilter.c:134:struct outpointset']: 706581191 bytes, 2 items
['', 'ccan/ccan/tal/link/link.c:40:struct linkable']: 457580181 bytes, 1 items
['', 'ccan/ccan/tal/link/link.c:40:struct linkable', 'lightningd/log.c:236:struct log_book']: 430307262 bytes, 1 items
['', 'lightningd/lightningd.c:103:struct lightningd', 'lightningd/chaintopology.c:1061:struct chain_topology']: 48054597 bytes, 1 items
['', 'lightningd/lightningd.c:103:struct lightningd', 'lightningd/chaintopology.c:1061:struct chain_topology', 'lightningd/chaintopology.c:853:struct block']: 47076437 bytes, 1 items
['', 'lightningd/lightningd.c:103:struct lightningd', 'lightningd/chaintopology.c:1061:struct chain_topology', 'lightningd/chaintopology.c:853:struct block', 'bitcoin/block.c:210:struct bitcoin_tx *[]']: 47034285 bytes, 1 items
['', 'lightningd/lightningd.c:103:struct lightningd', 'lightningd/plugin.c:77:struct plugins']: 17569217 bytes, 1 items
['', 'lightningd/lightningd.c:103:struct lightningd', 'lightningd/plugin.c:77:struct plugins', 'lightningd/plugin.c:246:struct plugin', 'lightningd/plugin.c:1651:char[]']: 16784384 bytes, 5 items
['', 'lightningd/lightningd.c:103:struct lightningd', 'lightningd/chaintopology.c:1061:struct chain_topology', 'lightningd/chaintopology.c:853:struct block', 'bitcoin/block.c:210:struct bitcoin_tx *[]', 'bitcoin/tx.c:605:struct bitcoin_tx']: 13730127 bytes, 452 items
['', 'lightningd/lightningd.c:103:struct lightningd', 'lightningd/jsonrpc.c:1189:struct jsonrpc']: 7745890 bytes, 1 items
['', 'ccan/ccan/tal/link/link.c:40:struct linkable', 'lightningd/log.c:236:struct log_book', 'lightningd/log.c:250:struct log_entry[]']: 7340032 bytes, 1 items
['', 'lightningd/lightningd.c:103:struct lightningd', 'lightningd/chaintopology.c:1061:struct chain_topology', 'lightningd/chaintopology.c:853:struct block', 'bitcoin/block.c:210:struct bitcoin_tx *[]', 'bitcoin/tx.c:605:struct bitcoin_tx', 'wally_tal']: 4480328 bytes, 166 items
['', 'tmpctx']: 0 bytes, 1 items
```
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2021-11-27 10:38:13 +10:30 |