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普通用户启动Nginx
问题描述：普通用户启动nginx抛出如下错误： nginx: [warn] the "user" directive makes sense only if the master process runs with super-user privileges, ignored in /usr/local/nginx/conf/nginx.conf:2 产生原因：因为nginx的…- 260
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Ubuntu install E: Unmet dependencies. Try ‘apt –fix-broken install’ with no packages (or specify a solution)
使用apt安装wireguard出现以下报错 root@frps:~# apt install wireguard Reading package lists... Done Building dependency tree Reading state information... Done You might want to run 'apt --fix-broken install&…- 112
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kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING
启动Kafka提示错误日志如下 [root@abcdocker logs]# /opt/kafka/bin/kafka-server-start.sh /opt/kafka/config/server.properties [2023-12-21 11:21:59,612] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.…- 381
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Docker save镜像提示Error response from daemon: stat /var/lib/docker/overlay2/xx: no such file or directory
完整报错如下 [root@VM-8-10-centos overlay2]# docker save kafka_test:v1 >kafka_v1.tar Error response from daemon: stat /var/lib/docker/overlay2/181fab34145f9bd589a8b24b37c1fd1023655c0775fde3f68c90cc420949…- 302
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redis哨兵redis.clients.jedis.exceptions.JedisException: Can connect to sentinel, but mymaster seems to be not monitored…
redis 哨兵模式Java连接提示 redis.clients.jedis.exceptions.JedisException: Can connect to sentinel, but mymaster seems to be not monitored... Java配置参数如下 redis: sentinel: nodes: 10.10.10.1:26379 master: mymaste…- 246
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Keepalived 日志提示Error exec-ing command ‘/etc/keepalived/check_port.sh’, error 8: Exec format error
完整日志如下 [root@abcdocker keepalived]# journalctl -fu keepalived -- Logs begin at Tue 2023-08-08 16:58:16 CST. -- Sep 19 16:45:25 abcdocker Keepalived_vrrp[48476]: Assigned address 1.1.1.1 for interface …- 541
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frp日志报错[service.go:101] login to server failed: connection write timeout
frpc日志提示 2023-09-12T00:01:58.657786337+08:00 2023/09/11 16:01:58 [W] [service.go:101] login to server failed: connection write timeout 我这里使用frpc 内外映射wordpress，wordpress已经开启了https。 frp配置文件如下 [common] t…- 1.5k
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[BUG] nfs provisioner too old and needs an update
I followed this page [1] to set up nfs with my k8s 1.25. However the nfs client provisioner is too old and deprecated. When creating a pvc, it is always pending. Checking the provisioner log, it is co…- 249
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Kafka Uncaught error in kafka producer I/O thread: (org.apache.kafka.clients.producer.internals.Sender) java.lang.IllegalStateException: No entry found for connection 0
具体报错如下 [2023-08-29 06:25:19,540] ERROR [Producer clientId=console-producer] Uncaught error in kafka producer I/O thread: (org.apache.kafka.clients.producer.internals.Sender) java.lang.IllegalStateExce…- 320
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Failed to run CRI service error=”failed to recover state: failed to reserve
当我们直接执行containerd的时候，提示下面的错误。并且会影响kubelet启动失败 [root@k8s-node2 ~]# containerd INFO[2023-08-02T15:00:36.034761099+08:00] skip loading plugin "io.containerd.tracing.processor.v1.otlp"... error=…- 646
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Loki error=server returned HTTP status 500 Internal Server Error (500): at least 2 live replicas required, could only find 1
loki完整报错如下 root@frps:/opt/config# docker logs -f a68fe1e60049 lvel=warn ts=2023-07-17T14:49:32.409218174Z caller=client.go:419 component=client host=frp.frps.cn:32537 msg="error sending batch, wi…- 1.4k
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nginx: [warn] could not build optimal variables_hash
完整报错日志如下 root@frps:/www/server/nginx/src# nginx -t nginx: [warn] could not build optimal variables_hash, you should increase either variables_hash_max_size: 1024 or variables_hash_bucket_size: 64; ign…- 323
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Keeplived VRRP异常出现脑裂
在生产环境部署了Keeplived+Nginx高可用，业务说VIP不稳定，经常出现访问异常的情况，于是查看了Keeplived的配置文件以及VIP。发现VIP出现在01和02节点上，并且Nginx log两台节点都有，虽然icmp协议是正常，但是流量发生频繁切换的问题。于是开始排查配置文件以及VIP的问题 首先查看配置文件 主节点配置文件 [root@abcdocker01 keepalived]…- 641
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k8s Ingress 添加支持带有下划线的Header参数
在k8s环境中，一般前端代理都使用Ingress进行代理，开发调用传参的时候会遇到头部名称带下划线的需求，这种前端调用带下划线会被Ingress丢弃掉，这个问题估计很多人都遇到过。在Ingress官方文档中默认Enables underscores in header names. default: is disabled是为false的 如果我们需要Ingress支持前端传参带下划线的需求，需要…- 855
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Nginx pstream prematurely closed connection while reading response header from upstream
nginx 报错日志如下 2023/06/02 07:10:45 [error] 459#459: *2424 upstream prematurely closed connection while reading response header from upstream, client: 10.10.12.128, server: workflow-xx.com, request: &quo…- 1.1k
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Kafka ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer)
helm部署kafka集群提示如下报错 2023-05-23T14:05:17.874386947+08:00 [2023-05-23 14:05:17,874] INFO [ZooKeeperClient Kafka server] Connected. (kafka.zookeeper.ZooKeeperClient) 2023-05-23T14:05:18.095024790+08:00 […- 1.3k
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kafka: Kraft mode You cannot use Kraft mode and Zookeeper at the same time. They are mutually exclusive. Disable zookeeper in ‘.Values.zookeeper.enabled’ and delete values from ‘.Values.externalZookeeper.servers’ if you want to use Kraft mode
当我们使用helm部署Kafka集群，Zookeeper使用外置Zookeeper时需要将Kraft也设置为false 完整报错如下 [root@k8s-02 kafka]# helm install kafka -n kafka . Error: template: kafka/templates/NOTES.txt:314:4: executing "kafka/templates/…- 631
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Kubernetes(k8s) 安装NFS SC提示 missing codepage or helper program, or other error
完整nfs provisioner报错如下 [root@k8s-01 ~]# kubectl describe pod -n nfs nfs-client-provisioner-856fb795b6-f98m2 Name: nfs-client-provisioner-856fb795b6-f98m2 Namespace: nfs Priority: 0 Node: k8s-node2/192.…- 278
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Ceph Object Storage Daemon takes too much time to resize_Ceph OSD剔除节点重新添加OSD集群
告警日志为如下: Ceph Object Storage Daemon takes too much time to resize. ceph集群监控异常 使用ceph osd命令查看osd状态 [root@ceph-01 ~]# ceph osd tree ID CLASS WEIGHT TYPE NAME STATUS REWEIGHT PRI-AFF -1 0.27338 root defa…- 407
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Redis Cluster集群连接错误RedisCommandTimeoutException: Command timed out after 6 second(s)
springboot启动错误日志如下 2023-03-29 21:42:50.857 ERROR [lettuce-eventExecutorLoop-3-2] com.abcdocker.fc.maas.gateway.config.GlobalErrorExceptionHandler:156 -[defaultExceptionHandler] io.lettuce.core.RedisCo…- 775
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Redis Sentinel哨兵模式停止Master节点后无法调度Slave
当我手动在redis master节点kill服务后，slave节点无法进行调度。 slave Sentinel报错日志如下 13322:X 16 Mar 2023 05:56:05.855 * Sentinel new configuration saved on disk 13322:X 16 Mar 2023 05:56:05.855 # +vote-for-leader 56633d20b…- 506
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kube-state-metrics forbidden: User “system:serviceaccount:ops-monit:kube-state-metrics” cannot list resource “leases” in API group “coordination.k8s.io” in the namespace “kube-node-lease”
完整日志如下 kube-state-metrics版本:v2.2.1 kubernetes版本: 1.24 [root@k8s-01 kube-state-metrics_v2.2.1]# kubectl get pod -n ops-monit NAME READY STATUS RESTARTS AGE kube-state-metrics-86788854d7-8f9k7 1/1 Runni…- 726
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