Go-Ethereum
32位主機（樹莓派）記憶體錯誤的geth探勘
我的目標是創建一個私有測試網，並在 32 位硬體 (RPi3) 上對其進行探勘。如果我沒記錯的話，我在 DAG 生成過程中不斷遇到的記憶體錯誤是例外，如果我在 32 位硬體上執行它。錯誤日誌如下。
由於我正在建立一個用於測試目的的環境，有沒有一種方法可以完全從 geth 源中刪除 DAG 的使用，以避免 DAG 生成錯誤，但不應該影響工作量證明。
> miner.start(1) INFO [08-23|07:06:46] Updated mining threads threads=1 INFO [08-23|07:06:46] Transaction pool price threshold updated price=18000000000 INFO [08-23|07:06:46] Starting mining operation null > INFO [08-23|07:06:46] Commit new mining work number=1 txs=0 uncles=0 elapsed=2.047ms INFO [08-23|07:06:50] Generating ethash verification cache epoch=0 percentage=5 elapsed=3.000s INFO [08-23|07:06:53] Generating ethash verification cache epoch=0 percentage=10 elapsed=6.001s INFO [08-23|07:06:56] Generating ethash verification cache epoch=0 percentage=15 elapsed=9.001s INFO [08-23|07:06:59] Generating ethash verification cache epoch=0 percentage=20 elapsed=12.002s INFO [08-23|07:07:02] Generating ethash verification cache epoch=0 percentage=25 elapsed=15.003s INFO [08-23|07:07:05] Generating ethash verification cache epoch=0 percentage=30 elapsed=18.003s INFO [08-23|07:07:08] Generating ethash verification cache epoch=0 percentage=35 elapsed=21.004s INFO [08-23|07:07:11] Generating ethash verification cache epoch=0 percentage=39 elapsed=24.005s INFO [08-23|07:07:14] Generating ethash verification cache epoch=0 percentage=44 elapsed=27.005s INFO [08-23|07:07:17] Generating ethash verification cache epoch=0 percentage=49 elapsed=30.006s INFO [08-23|07:07:20] Generating ethash verification cache epoch=0 percentage=54 elapsed=33.007s INFO [08-23|07:07:23] Generating ethash verification cache epoch=0 percentage=58 elapsed=36.007s INFO [08-23|07:07:26] Generating ethash verification cache epoch=0 percentage=63 elapsed=39.008s INFO [08-23|07:07:29] Generating ethash verification cache epoch=0 percentage=68 elapsed=42.009s INFO [08-23|07:07:32] Generating ethash verification cache epoch=0 percentage=73 elapsed=45.009s INFO [08-23|07:07:35] Generating ethash verification cache epoch=0 percentage=77 elapsed=48.010s INFO [08-23|07:07:38] Generating ethash verification cache epoch=0 percentage=82 elapsed=51.011s INFO [08-23|07:07:41] Generating ethash verification cache epoch=0 percentage=87 elapsed=54.011s INFO [08-23|07:07:44] Generating ethash verification cache epoch=0 percentage=92 elapsed=57.012s INFO [08-23|07:07:47] Generating ethash verification cache epoch=0 percentage=96 elapsed=1m0.012s INFO [08-23|07:07:49] Generated ethash verification cache epoch=0 elapsed=1m2.059s ERROR[08-23|07:07:49] Failed to generate mapped ethash dataset epoch=0 err="cannot allocate memory" runtime: out of memory: cannot allocate 2147483648-byte block (119537664 in use) fatal error: out of memory runtime stack: runtime.throw(0xa2bc16, 0xd) /home/pi/meh/go1.7/src/runtime/panic.go:566 +0x78 runtime.largeAlloc(0x7ffff100, 0x11c7bd01, 0x90e2c) /home/pi/meh/go1.7/src/runtime/malloc.go:776 +0xc8 runtime.mallocgc.func1() /home/pi/meh/go1.7/src/runtime/malloc.go:669 +0x34 runtime.systemstack(0x11320000) /home/pi/meh/go1.7/src/runtime/asm_arm.s:247 +0x80 runtime.mstart() /home/pi/meh/go1.7/src/runtime/proc.go:1079 goroutine 31 [running]: runtime.systemstack_switch() /home/pi/meh/go1.7/src/runtime/asm_arm.s:192 +0x4 fp=0x16db599c sp=0x16db5998 runtime.mallocgc(0x7ffff100, 0x9535b8, 0x11d12701, 0xa6afd1) /home/pi/meh/go1.7/src/runtime/malloc.go:670 +0xe58 fp=0x16db5a3c sp=0x16db599c runtime.makeslice(0x9535b8, 0x1ffffc40, 0x0, 0x1ffffc40, 0x0, 0x0, 0x0, 0x0) /home/pi/meh/go1.7/src/runtime/slice.go:57 +0x130 fp=0x16db5a64 sp=0x16db5a3c github.com/ethereum/go-ethereum/consensus/ethash.(*dataset).generate.func1() /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/consensus/ethash/ethash.go:285 +0xc84 fp=0x16db5c08 sp=0x16db5a64 sync.(*Once).Do(0x12502354, 0x16db5c28) /home/pi/meh/go1.7/src/sync/once.go:44 +0x118 fp=0x16db5c1c sp=0x16db5c08 github.com/ethereum/go-ethereum/consensus/ethash.(*dataset).generate(0x12502320, 0x11546aa0, 0x10, 0x2, 0x0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/consensus/ethash/ethash.go:294 +0x6c fp=0x16db5c40 sp=0x16db5c1c github.com/ethereum/go-ethereum/consensus/ethash.(*Ethash).dataset(0x114ee230, 0x1, 0x0, 0x0, 0x0, 0x0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/consensus/ethash/ethash.go:539 +0x6d0 fp=0x16db5d54 sp=0x16db5c40 github.com/ethereum/go-ethereum/consensus/ethash.(*Ethash).mine(0x114ee230, 0x11527cc0, 0x0, 0x81d5529, 0x5c328cc1, 0x11d1a140, 0x11d1a180) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/consensus/ethash/sealer.go:105 +0x130 fp=0x16db5f8c sp=0x16db5d54 github.com/ethereum/go-ethereum/consensus/ethash.(*Ethash).Seal.func1(0x11d12610, 0x114ee230, 0x11527cc0, 0x11d1a140, 0x11d1a180, 0x0, 0x81d5529, 0x5c328cc1) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/consensus/ethash/sealer.go:72 +0x88 fp=0x16db5fac sp=0x16db5f8c runtime.goexit() /home/pi/meh/go1.7/src/runtime/asm_arm.s:998 +0x4 fp=0x16db5fac sp=0x16db5fac created by github.com/ethereum/go-ethereum/consensus/ethash.(*Ethash).Seal /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/consensus/ethash/sealer.go:73 +0x5d8 goroutine 1 [select, 1 minutes]: github.com/ethereum/go-ethereum/console.(*Console).Interactive(0x117d58c0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/console/console.go:321 +0x838 main.localConsole(0x11792000, 0x0, 0x0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/cmd/geth/consolecmd.go:106 +0x324 github.com/ethereum/go-ethereum/cmd/utils.MigrateFlags.func1(0x11792000, 0x0, 0x0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/cmd/utils/flags.go:1131 +0x14c github.com/ethereum/go-ethereum/vendor/gopkg.in/urfave/cli%2ev1.HandleAction(0x945910, 0x11477290, 0x11792000, 0x0, 0x0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/gopkg.in/urfave/cli.v1/app.go:485 +0xa8 github.com/ethereum/go-ethereum/vendor/gopkg.in/urfave/cli%2ev1.Command.Run(0xa20c2c, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa6ecb9, 0x2b, 0x0, ...) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/gopkg.in/urfave/cli.v1/command.go:193 +0xc2c github.com/ethereum/go-ethereum/vendor/gopkg.in/urfave/cli%2ev1.(*App).Run(0x114b0c30, 0x1130c050, 0x9, 0xa, 0x0, 0x0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/gopkg.in/urfave/cli.v1/app.go:250 +0x8bc main.main() /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/cmd/geth/main.go:192 +0x44 goroutine 17 [syscall, 1 minutes, locked to thread]: runtime.goexit() /home/pi/meh/go1.7/src/runtime/asm_arm.s:998 +0x4 goroutine 6 [chan receive, 1 minutes]: github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify.(*nonrecursiveTree).dispatch(0x11310840, 0x113107c0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify/tree_nonrecursive.go:36 +0x40 created by github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify.newNonrecursiveTree /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify/tree_nonrecursive.go:29 +0x1d4 goroutine 7 [chan receive, 1 minutes]: github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify.(*nonrecursiveTree).internal(0x11310840, 0x11310800) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify/tree_nonrecursive.go:81 +0x54 created by github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify.newNonrecursiveTree /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify/tree_nonrecursive.go:30 +0x1f8 goroutine 8 [syscall, 1 minutes]: os/signal.signal_recv(0x0) /home/pi/meh/go1.7/src/runtime/sigqueue.go:116 +0x190 os/signal.loop() /home/pi/meh/go1.7/src/os/signal/signal_unix.go:22 +0x14 created by os/signal.init.1 /home/pi/meh/go1.7/src/os/signal/signal_unix.go:28 +0x30 goroutine 9 [chan receive]: github.com/ethereum/go-ethereum/vendor/github.com/rcrowley/go-metrics.(*meterArbiter).tick(0x1020820) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/rcrowley/go-metrics/meter.go:221 +0x48 created by github.com/ethereum/go-ethereum/vendor/github.com/rcrowley/go-metrics.NewMeter /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/rcrowley/go-metrics/meter.go:40 +0x19c goroutine 34 [select, 1 minutes]: github.com/ethereum/go-ethereum/accounts/keystore.(*watcher).loop(0x114796a0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/accounts/keystore/watch.go:91 +0x64c created by github.com/ethereum/go-ethereum/accounts/keystore.(*watcher).start /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/accounts/keystore/watch.go:52 +0x4c goroutine 18 [select, 1 minutes, locked to thread]: runtime.gopark(0xc03fe0, 0x0, 0xa1fdc2, 0x6, 0x18, 0x2) /home/pi/meh/go1.7/src/runtime/proc.go:259 +0x148 runtime.selectgoImpl(0x11690790, 0x0, 0xc) /home/pi/meh/go1.7/src/runtime/select.go:423 +0x1368 runtime.selectgo(0x11690790) /home/pi/meh/go1.7/src/runtime/select.go:238 +0x10 runtime.ensureSigM.func1() /home/pi/meh/go1.7/src/runtime/signal1_unix.go:304 +0x428 runtime.goexit() /home/pi/meh/go1.7/src/runtime/asm_arm.s:998 +0x4 goroutine 11 [select]: github.com/ethereum/go-ethereum/core.(*BlockChain).update(0x11780000) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/core/blockchain.go:1236 +0xd8 created by github.com/ethereum/go-ethereum/core.NewBlockChain /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/core/blockchain.go:168 +0x122c goroutine 50 [syscall, 1 minutes]: syscall.Syscall6(0xfc, 0xa, 0x1132278c, 0x1, 0xffffffff, 0x0, 0x0, 0x11774200, 0x1, 0x1) /home/pi/meh/go1.7/src/syscall/asm_linux_arm.s:48 +0x8 syscall.EpollWait(0xa, 0x1132278c, 0x1, 0x1, 0xffffffff, 0x11310b30, 0x0, 0x0) /home/pi/meh/go1.7/src/syscall/zsyscall_linux_arm.go:365 +0x90 github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify.(*inotify).loop(0x1138c000, 0x117d4000) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify/watcher_inotify.go:193 +0xa4 created by github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify.(*inotify).lazyinit /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify/watcher_inotify.go:133 +0x1f4 goroutine 51 [chan receive, 1 minutes]: github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify.(*inotify).send(0x1138c000, 0x117d4000) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify/watcher_inotify.go:253 +0x44 created by github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify.(*inotify).lazyinit /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify/watcher_inotify.go:136 +0x258 goroutine 52 [chan receive, 1 minutes]: github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify.(*inotify).send(0x1138c000, 0x117d4000) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify/watcher_inotify.go:253 +0x44 created by github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify.(*inotify).lazyinit /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/rjeczalik/notify/watcher_inotify.go:136 +0x258 goroutine 24 [select]: github.com/ethereum/go-ethereum/accounts/keystore.(*KeyStore).updater(0x117ae3f0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/accounts/keystore/keystore.go:203 +0x188 created by github.com/ethereum/go-ethereum/accounts/keystore.(*KeyStore).Subscribe /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/accounts/keystore/keystore.go:190 +0x154 goroutine 25 [chan receive]: github.com/ethereum/go-ethereum/accounts/usbwallet.(*LedgerHub).updater(0x11510820) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/accounts/usbwallet/ledger_hub.go:203 +0x54 created by github.com/ethereum/go-ethereum/accounts/usbwallet.(*LedgerHub).Subscribe /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/accounts/usbwallet/ledger_hub.go:188 +0x154 goroutine 26 [select, 1 minutes]: github.com/ethereum/go-ethereum/accounts.(*Manager).update(0x1174e400) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/accounts/manager.go:95 +0x3d8 created by github.com/ethereum/go-ethereum/accounts.NewManager /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/accounts/manager.go:68 +0x614 goroutine 35 [select]: github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb/util.(*BufferPool).drain(0x1179e210) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb/util/buffer_pool.go:206 +0x260 created by github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb/util.NewBufferPool /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb/util/buffer_pool.go:237 +0x258 goroutine 53 [select, 1 minutes]: github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb.(*DB).compactionError(0x11794200) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb/db_compaction.go:90 +0x454 created by github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb.openDB /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb/db.go:139 +0x574 goroutine 54 [select]: github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb.(*DB).mpoolDrain(0x11794200) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb/db_state.go:96 +0x1e4 created by github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb.openDB /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb/db.go:140 +0x590 goroutine 55 [select, 1 minutes]: github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb.(*DB).tCompaction(0x11794200) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb/db_compaction.go:804 +0x63c created by github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb.openDB /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb/db.go:146 +0x6f4 goroutine 56 [select, 1 minutes]: github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb.(*DB).mCompaction(0x11794200) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb/db_compaction.go:751 +0x20c created by github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb.openDB /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/vendor/github.com/syndtr/goleveldb/leveldb/db.go:147 +0x710 goroutine 12 [select]: github.com/ethereum/go-ethereum/core.(*TxPool).eventLoop(0x1179e420) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/core/tx_pool.go:224 +0x838 created by github.com/ethereum/go-ethereum/core.NewTxPool /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/core/tx_pool.go:205 +0x5ec goroutine 13 [select]: github.com/ethereum/go-ethereum/core.(*TxPool).expirationLoop(0x1179e420) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/core/tx_pool.go:923 +0x460 created by github.com/ethereum/go-ethereum/core.NewTxPool /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/core/tx_pool.go:206 +0x608 goroutine 14 [select]: github.com/ethereum/go-ethereum/eth/downloader.(*Downloader).qosTuner(0x1148c120) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/downloader/downloader.go:1528 +0x490 created by github.com/ethereum/go-ethereum/eth/downloader.New /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/downloader/downloader.go:231 +0xbe0 goroutine 15 [select, 1 minutes]: github.com/ethereum/go-ethereum/eth/downloader.(*Downloader).stateFetcher(0x1148c120) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/downloader/statesync.go:74 +0x124 created by github.com/ethereum/go-ethereum/eth/downloader.New /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/downloader/downloader.go:232 +0xbfc goroutine 16 [chan receive, 1 minutes]: github.com/ethereum/go-ethereum/miner.(*worker).update(0x1179e4d0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/miner/worker.go:233 +0x64 created by github.com/ethereum/go-ethereum/miner.newWorker /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/miner/worker.go:142 +0x488 goroutine 66 [chan receive, 1 minutes]: github.com/ethereum/go-ethereum/miner.(*worker).wait(0x1179e4d0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/miner/worker.go:261 +0x60 created by github.com/ethereum/go-ethereum/miner.newWorker /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/miner/worker.go:144 +0x4a4 goroutine 67 [chan receive, 1 minutes]: github.com/ethereum/go-ethereum/miner.(*Miner).update(0x115635c0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/miner/miner.go:81 +0x160 created by github.com/ethereum/go-ethereum/miner.New /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/miner/miner.go:69 +0x28c goroutine 68 [IO wait, 1 minutes]: net.runtime_pollWait(0x75419260, 0x72, 0xf5a7e8) /home/pi/meh/go1.7/src/runtime/netpoll.go:160 +0x60 net.(*pollDesc).wait(0x11563cb8, 0x72, 0x0, 0x0) /home/pi/meh/go1.7/src/net/fd_poll_runtime.go:73 +0x34 net.(*pollDesc).waitRead(0x11563cb8, 0x0, 0x0) /home/pi/meh/go1.7/src/net/fd_poll_runtime.go:78 +0x30 net.(*netFD).accept(0x11563c80, 0x0, 0xf59a80, 0x11750180) /home/pi/meh/go1.7/src/net/fd_unix.go:419 +0x21c net.(*TCPListener).accept(0x1147cf90, 0x0, 0x0, 0x0) /home/pi/meh/go1.7/src/net/tcpsock_posix.go:132 +0x30 net.(*TCPListener).Accept(0x1147cf90, 0x0, 0x0, 0x0, 0x0) /home/pi/meh/go1.7/src/net/tcpsock.go:222 +0xa8 github.com/ethereum/go-ethereum/p2p.(*Server).listenLoop(0x117d64b0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/p2p/server.go:641 +0x260 created by github.com/ethereum/go-ethereum/p2p.(*Server).startListening /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/p2p/server.go:432 +0x178 goroutine 69 [select, 1 minutes]: github.com/ethereum/go-ethereum/p2p/nat.Map(0xf5e8d0, 0x11471b90, 0x11563a40, 0xa1ca6f, 0x3, 0x765f, 0x765f, 0xa29490, 0xc) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/p2p/nat/nat.go:114 +0x714 github.com/ethereum/go-ethereum/p2p.(*Server).startListening.func1(0x117d64b0, 0x117ce1c0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/p2p/server.go:437 +0x74 created by github.com/ethereum/go-ethereum/p2p.(*Server).startListening /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/p2p/server.go:439 +0x208 goroutine 70 [select, 1 minutes]: github.com/ethereum/go-ethereum/p2p.(*Server).run(0x117d64b0, 0xf5e880, 0x11522f00) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/p2p/server.go:501 +0x17e8 created by github.com/ethereum/go-ethereum/p2p.(*Server).Start /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/p2p/server.go:417 +0xbd4 goroutine 71 [chan receive, 1 minutes]: github.com/ethereum/go-ethereum/eth.(*ProtocolManager).txBroadcastLoop(0x114ee460) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/handler.go:727 +0x4c created by github.com/ethereum/go-ethereum/eth.(*ProtocolManager).Start /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/handler.go:204 +0xb4 goroutine 72 [chan receive, 1 minutes]: github.com/ethereum/go-ethereum/eth.(*ProtocolManager).minedBroadcastLoop(0x114ee460) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/handler.go:716 +0x54 created by github.com/ethereum/go-ethereum/eth.(*ProtocolManager).Start /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/handler.go:207 +0x158 goroutine 73 [select]: github.com/ethereum/go-ethereum/eth.(*ProtocolManager).syncer(0x114ee460) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/sync.go:143 +0x214 created by github.com/ethereum/go-ethereum/eth.(*ProtocolManager).Start /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/handler.go:210 +0x174 goroutine 74 [select, 1 minutes]: github.com/ethereum/go-ethereum/eth.(*ProtocolManager).txsyncLoop(0x114ee460) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/sync.go:109 +0x4e4 created by github.com/ethereum/go-ethereum/eth.(*ProtocolManager).Start /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/handler.go:211 +0x190 goroutine 75 [select, 1 minutes]: github.com/ethereum/go-ethereum/contracts/release.(*ReleaseService).checker(0x11563940) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/contracts/release/release.go:118 +0x164 created by github.com/ethereum/go-ethereum/contracts/release.(*ReleaseService).Start /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/contracts/release/release.go:98 +0x38 goroutine 39 [select, 1 minutes]: github.com/ethereum/go-ethereum/eth/fetcher.(*Fetcher).loop(0x114ee4d0) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/fetcher/fetcher.go:314 +0x43c4 created by github.com/ethereum/go-ethereum/eth/fetcher.(*Fetcher).Start /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/fetcher/fetcher.go:176 +0x2c goroutine 76 [select, 1 minutes]: github.com/ethereum/go-ethereum/eth/downloader.(*PublicDownloaderAPI).eventLoop(0x11475180) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/downloader/api.go:63 +0x4f4 created by github.com/ethereum/go-ethereum/eth/downloader.NewPublicDownloaderAPI /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/downloader/api.go:49 +0x10c goroutine 77 [select, 1 minutes]: github.com/ethereum/go-ethereum/eth/filters.(*EventSystem).eventLoop(0x117ce240) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/filters/filter_system.go:407 +0x658 created by github.com/ethereum/go-ethereum/eth/filters.NewEventSystem /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/filters/filter_system.go:100 +0x128 goroutine 78 [chan receive, 1 minutes]: github.com/ethereum/go-ethereum/eth/filters.(*PublicFilterAPI).timeoutLoop(0x113ce690) /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/filters/api.go:85 +0x4c created by github.com/ethereum/go-ethereum/eth/filters.NewPublicFilterAPI /home/pi/meh/go-ethereum-release-1.6/build/_workspace/src/github.com/ethereum/go-ethereum/eth/filters/api.go:75 +0x1c8
不要使用 POW，使用權威證明並解決問題。原因是 POA 不需要生成 DAG，因此適用於低端設備。