This alert is said to a consensus difficulty that occurred on the Frontier community at block 116,522, mined on 2015-08-20 at 14:59:16+02:00 – Concern has been mounted, see “Repair” beneath.
Impression: Excessive
Concern description: State database consensus difficulty in geth with deletion of account information, which might occur throughout SUICIDE directions.
Affected implementations: All geth implementations as much as and together with variations 1.0.1, 1.1.0 and develop (“unstable 1.1.0”) have been affected. Eth (C++) and pyethereum (Python) are unaffected.
Results on anticipated chain reorganisation depth: Enhance ready time for eventual block affirmation to 12 hours
Proposed short-term workaround: Miners swap to eth or pyethereum asap
Remedial motion taken by Ethereum: Provision of fixes as beneath.
Repair: Observe that the consensus difficulty occured simply earlier than the announcement of the brand new launch 1.1.0. When upgrading, please ensure you improve to the model you supposed as you may not wish to repair and improve from 1.0.1 to 1.1.0 (which has not but been formally launched) on the similar time. Fixes beneath are for model 1.0.2 – builds are generated for v 1.0.2.
- Launch 1.0.2 together with supply and binaries will be discovered here
- If you’re constructing from supply: git pull adopted by make geth – please use the grasp department commit a0303ff4bdc17fba10baea4ce9ff250e5923efa2
- If utilizing the PPA: sudo apt-get replace then sudo apt-get improve
- We’re nonetheless engaged on the brew repair
The right model for this replace on Ubuntu AND OSX is Geth/v1.0.2-a0303f
Observe that it’s possible that you simply obtain the next message alert which is able to resolve itself after some time as soon as your friends have up to date their shoppers:
I0820 19:00:53.368852 4539 chain_manager.go:776] Dangerous block #116522 (05bef30ef572270f654746da22639a7a0c97dd97a7050b9e252391996aaeb689)
I0820 19:00:53.368891 4539 chain_manager.go:777] Discovered recognized unhealthy hash in chain 05bef30ef572270f654746da22639a7a0c97dd97a7050b9e
Updates:
- 20/08/15 17:47+02:00 Concern has been recognized and repair for geth is underway. Geth(Go)-Miners ought to improve asap as soon as the fixes change into obtainable and in the meantime swap to Eth (C++) or Python. Eth (C++) and Python miners are unaffected.
- 20/08/15 19:38+02:00 Official launch of fixes, see above.
- 20/08/15 21:19+02:00 Observe that the consenus difficulty occured simply earlier than the announcement of the brand new launch 1.0.2. Subsequently, please make it possible for you get the repair you need, i.e. stay on 1.0.1 or improve to 1.0.2. See “Repair” for extra particulars.
- 21/08/15 11:30+2:00 Because the prevalence of the consensus difficulty, we have been intently monitoring the chain and community. In response to community statistics, most miners have upgraded to the patched 1.0.2 or switched to eth. Our expectations regarding most possible chain-reorganization depth is 750 blocks.
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