forked from Qortal/qortal
3453f0efaf
Symptoms of a CHECKPOINT-related DB deadlock: On Controller thread: "Controller" #20 prio=5 os_prio=31 cpu=1577665.56ms elapsed=17666.97s allocated=475G defined_classes=412 tid=0x00007fe99f97b000 nid=0x1644b waiting on condition [0x0000700009a21000] java.lang.Thread.State: WAITING (parking) at jdk.internal.misc.Unsafe.park(java.base@14.0.2/Native Method) - parking to wait for <0x0000000602f2a6f8> (a org.hsqldb.lib.CountUpDownLatch$Sync) [...some more lines...] [this next line is the best indicator: ] at org.qortal.repository.hsqldb.HSQLDBRepository.checkpoint(HSQLDBRepository.java:385) at org.qortal.repository.RepositoryManager.checkpoint(RepositoryManager.java:51) at org.qortal.controller.Controller.run(Controller.java:544) Other threads stuck at: - parking to wait for <0x00000007ff09f0b0> (a org.hsqldb.lib.CountUpDownLatch$Sync) at java.util.concurrent.locks.LockSupport.park(java.base@14.0.2/LockSupport.java:211) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(java.base@14.0.2/AbstractQueuedSynchronizer.java:714) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireSharedInterruptibly(java.base@14.0.2/AbstractQueuedSynchronizer.java:1046) at org.hsqldb.lib.CountUpDownLatch.await(Unknown Source) at org.hsqldb.Session.executeCompiledStatement(Unknown Source)
Qortal Project - Official Repo
Build / run
- Requires Java 11. OpenJDK 11 recommended over Java SE.
- Install Maven
- Use Maven to fetch dependencies and build:
mvn clean package - Built JAR should be something like
target/qortal-1.0.jar - Create basic settings.json file:
echo '{}' > settings.json - Run JAR in same working directory as settings.json:
java -jar target/qortal-1.0.jar - Wrap in shell script, add JVM flags, redirection, backgrounding, etc. as necessary.
- Or use supplied example shell script: start.sh