我的neo4j数据库中有超过1200万份关系记录。当错误地导入数据时,创建了一些重复的关系,我现在要删除这些关系。每当我执行以下查询时
MATCH (a:person)-[r:IS_A_FRIEND]->(b:person)
WITH a, b, COLLECT(r) AS rr
WHERE SIZE(rr) > 1
WITH rr
LIMIT 1000
FOREACH (r IN TAIL(rr) | DELETE r)
发生Neo.TransientError.General.OutOfMemoryError错误。我有以下neo4j的内容
dbms.memory.heap.in
嗨,我在纱线上运行火花时遇到了下面的问题
22/11/11 04:46:35 INFO storage.ShuffleBlockFetcherIterator: Started 119 remote fetches in 75 ms
22/11/11 04:46:35 INFO storage.ShuffleBlockFetcherIterator: Getting 530 (3.5 GiB) non-empty blocks including 0 (0.0 B) local and 0 (0.0 B) host-local and 530 (3.5 GiB) remote blocks
2
我在cloudera 6.2.1平台上使用oozie工作流触发spark提交作业。但是纱线容器出现故障,错误代码为-104 & 143。下面是日志片段 Application application_1596360900040_33869 failed 2 times due to AM Container for appattempt_1596360900040_33869_000002 exited with exitCode: -104
…………………………………………………………………………………………………………………………………………………………
…………………some
背景
我试图从VM上的Dockerfile构建一个坞映像。VM运行Redhat 7.1 (内核3.10),Docker运行1.10.2
Dockerfile有以下内容
FROM rhel
MAINTAINER MyName<me@email.com>
RUN #yum install wget and other tools (less than 500 MB)
COPY entitlementfile /opt/entitlementfile
RUN wget -O /opt/installer.bin https://installer.com/installer.bin \
日安。我是neo4j新手,花时间去探索一些事情,但是我被从csv加载数据困住了。
我试图使用load函数加载200k数据,并使用定期提交选项,但加载和pops ('neo.TransientError.General.OutOfMemoryError')需要时间。请查找我用来加载它的代码:
USING PERIODIC COMMIT 500 LOAD CSV WITH HEADERS FROM "file:///C:/tree.csv" as Real MERGE(P:person{name:Real.ParentNode}) MERGE(C1:person{n
我配置了一个mongodb的上限集合,容量超过3G,在mongod崩溃多次后,但mongd.log.Howerver linux abrt中没有任何问题,coredump的消息如下所示:
Program terminated with signal 5, Trace/breakpoint trap. #0 0x00000000010b9951 in v8::internal::OS::DebugBreak() () Missing separate debuginfos, use: debuginfo-install
glibc-2.12-1.107.el6.x86_64 libgc