Porta 2181 occupata da servizio "eforward".

Compilazione del kernel, gestione moduli, servizi attivi, e tutti gli interventi per l'ottimizzazione del sistema operativo.
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DoctorStrange
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Porta 2181 occupata da servizio "eforward".

Messaggio da DoctorStrange »

Buongiorno a tutti.
Per lavoro devo usare, come ambiente di sviluppo IntelliJ-Idea. Tra tutti i servizi dei quali ho bisogno sul sistema per lavorare, ce ne è uno che non si avvia correttamente. Riesco a buildare correttamente l'intero progetto ma, quando avvio la "run", ovvero l'esecuzione della classe di testa che, a cascata, richiama tutti i metodi, ottengo questo errore:

Codice: Seleziona tutto

/home/leonardo/MioArchivio/Programmi/Java-JDK-1_8/jdk1.8.0_202/bin/java -javaagent:/home/leonardo/MioArchivio/Programmi/IntelliJ-Idea/idea-IC-223.8836.41/lib/idea_rt.jar=45781:/home/leonardo/MioArchivio/Programmi/IntelliJ-Idea/idea-IC-223.8836.41/bin -Dfile.encoding=UTF-8 -classpath /home/leonardo/.local/share/JetBrains/IdeaIC2022.3/Scala/lib/runners.jar:/home/leonardo/MioArchivio/Programmi/Java-JDK-1_8/jdk1.8.0_202/jre/lib/charsets.jar:/home/leonardo/MioArchivio/Programmi/Java-JDK-1_8/jdk1.8.0_202/jre/lib/deploy.jar:/home/leonardo/MioArchivio/Programmi/Java-JDK-1_8/jdk1.8.0_202/jre/lib/ext/cldrdata.jar:/home/leonardo/MioArchivio/Programmi/Java-JDK-1_8/jdk1.8.0_202/jre/lib/ext/dnsns.jar:/home/leonardo

2023-04-06 12:40:30,274 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ZooKeeper (Environment.java:logEnv(109)) - Client environment:java.io.tmpdir=/tmp
2023-04-06 12:40:30,274 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ZooKeeper (Environment.java:logEnv(109)) - Client environment:java.compiler=<NA>
2023-04-06 12:40:30,274 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ZooKeeper (Environment.java:logEnv(109)) - Client environment:os.name=Linux
2023-04-06 12:40:30,274 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ZooKeeper (Environment.java:logEnv(109)) - Client environment:os.arch=amd64
2023-04-06 12:40:30,274 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ZooKeeper (Environment.java:logEnv(109)) - Client environment:os.version=5.19.0-38-generic
2023-04-06 12:40:30,274 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ZooKeeper (Environment.java:logEnv(109)) - Client environment:user.name=leonardo
2023-04-06 12:40:30,274 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ZooKeeper (Environment.java:logEnv(109)) - Client environment:user.home=/home/leonardo
2023-04-06 12:40:30,274 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ZooKeeper (Environment.java:logEnv(109)) - Client environment:user.dir=/home/leonardo/IdeaProjects/exabeat
2023-04-06 12:40:30,275 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ZooKeeper (Environment.java:logEnv(109)) - Client environment:os.memory.free=861MB
2023-04-06 12:40:30,275 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ZooKeeper (Environment.java:logEnv(109)) - Client environment:os.memory.max=7122MB
2023-04-06 12:40:30,275 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ZooKeeper (Environment.java:logEnv(109)) - Client environment:os.memory.total=1861MB
2023-04-06 12:40:30,278 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ZooKeeper (ZooKeeper.java:<init>(868)) - Initiating client connection, connectString=127.0.0.1:2181 sessionTimeout=90000 watcher=org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient$$Lambda$111/900390439@1c10d0ad
2023-04-06 12:40:30,283 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] common.X509Util (X509Util.java:<clinit>(79)) - Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation
2023-04-06 12:40:30,290 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ClientCnxnSocket (ClientCnxnSocket.java:initProperties(237)) - jute.maxbuffer value is 4194304 Bytes
2023-04-06 12:40:30,296 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ClientCnxn (ClientCnxn.java:initRequestTimeout(1662)) - zookeeper.request.timeout value is 0. feature enabled=
2023-04-06 12:40:30,307 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a-SendThread(127.0.0.1:2181)] zookeeper.ClientCnxn (ClientCnxn.java:logStartConnect(1111)) - Opening socket connection to server localhost/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error)
2023-04-06 12:40:30,315 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a-SendThread(127.0.0.1:2181)] zookeeper.ClientCnxn (ClientCnxn.java:run(1246)) - Socket error occurred: localhost/127.0.0.1:2181: Connessione rifiutata
2023-04-06 12:40:30,420 WARN  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ReadOnlyZKClient (ReadOnlyZKClient.java:exec(189)) - 0x1b00f65a to 127.0.0.1:2181 failed for get of /hbase/hbaseid, code = CONNECTIONLOSS, retries = 1
2023-04-06 12:40:31,417 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a-SendThread(127.0.0.1:2181)] zookeeper.ClientCnxn (ClientCnxn.java:logStartConnect(1111)) - Opening socket connection to server localhost/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error)
2023-04-06 12:40:31,418 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a-SendThread(127.0.0.1:2181)] zookeeper.ClientCnxn (ClientCnxn.java:run(1246)) - Socket error occurred: localhost/127.0.0.1:2181: Connessione rifiutata
2023-04-06 12:40:31,518 WARN  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ReadOnlyZKClient (ReadOnlyZKClient.java:exec(189)) - 0x1b00f65a to 127.0.0.1:2181 failed for get of /hbase/hbaseid, code = CONNECTIONLOSS, retries = 2
2023-04-06 12:40:33,619 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a-SendThread(127.0.0.1:2181)] zookeeper.ClientCnxn (ClientCnxn.java:logStartConnect(1111)) - Opening socket connection to server localhost/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error)
2023-04-06 12:40:33,620 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a-SendThread(127.0.0.1:2181)] zookeeper.ClientCnxn (ClientCnxn.java:run(1246)) - Socket error occurred: localhost/127.0.0.1:2181: Connessione rifiutata
2023-04-06 12:40:33,720 WARN  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ReadOnlyZKClient (ReadOnlyZKClient.java:exec(189)) - 0x1b00f65a to 127.0.0.1:2181 failed for get of /hbase/hbaseid, code = CONNECTIONLOSS, retries = 3
[b]2023-04-06 12:40:36,923 INFO  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a-SendThread(127.0.0.1:2181)] zookeeper.ClientCnxn (ClientCnxn.java:run(1246)) - Socket error occurred: localhost/127.0.0.1:2181: Connessione rifiutata
2023-04-06 12:40:37,023 WARN  [ReadOnlyZKClient-127.0.0.1:2181@0x1b00f65a] zookeeper.ReadOnlyZKClient (ReadOnlyZKClient.java:exec(189)) - 0x1b00f65a to 127.0.0.1:2181 failed for get of /hbase/hbaseid, code = CONNECTIONLOSS, retries = 4[/b]

Process finished with exit code 137 (interrupted by signal 9: SIGKILL)
La parte interessante comunque è l'ultima, che ho messo in grassetto.

Premetto che invece su una sessione windows funziona tutto correttamente. Ad un'analisi sommaria, immagino che questo problema si dovuto al fatto che questo specifico socket indicato, è occupato da un servizio, e quindi la porta 2181 non è disponibile al mio servizio.

analisi del mio stato attuale sono:

top:

Codice: Seleziona tutto

top - 12:52:57 up  3:58,  1 user,  load average: 0,67, 1,02, 3,24
Tasks: 347 total,   1 running, 346 sleeping,   0 stopped,   0 zombie
%Cpu(s):  0,7 us,  0,7 sy,  0,0 ni, 98,5 id,  0,0 wa,  0,0 hi,  0,1 si,  0,0 st
MiB Mem :  32047,9 total,   9521,0 free,   9681,4 used,  12845,5 buff/cache
MiB Swap:   2048,0 total,   1913,7 free,    134,2 used.  21867,0 avail Mem 

    PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+ COMMAND  
   5179 leonardo  20   0   20,0g 599268 191280 S   5,3   1,8  13:34.21 firefox  
   2104 leonardo  20   0 4505064 259316 104412 S   2,3   0,8   7:43.26 gnome-s+ 
   7096 leonardo  20   0 3259484 573188 109100 S   2,0   1,7   6:26.06 Isolate+ 
    895 root     -51   0       0      0      0 S   1,7   0,0   4:03.95 irq/75-+ 
   1775 leonardo   9 -11 2818408  25912  17876 S   1,7   0,1   6:34.33 pulseau+ 
  33174 leonardo  20   0   13,0g   4,3g 534888 S   1,0  13,6  37:34.34 java     
   1931 leonardo  20   0 6512460  91344  38356 S   0,7   0,3  11:26.32 Xorg     
   3090 leonardo  20   0 1828716 276776  77980 S   0,7   0,8  14:30.37 teams    
   4939 leonardo  20   0    9,8g 288452  92900 S   0,7   0,9   3:04.70 teams    
    715 systemd+  20   0   14828   6228   5436 S   0,3   0,0   0:12.43 systemd+ 
   4923 leonardo  20   0 9024912 468692 112036 S   0,3   1,4  28:36.91 teams    
  28418 leonardo  20   0 2493172 152944  92944 S   0,3   0,5   0:19.53 Isolate+ 
  33376 leonardo  20   0   14,8g 158956  18052 S   0,3   0,5   0:07.88 java     
  41334 leonardo  20   0 2981920 341676  27004 S   0,3   1,0   0:13.18 java     
  42748 leonardo  20   0   22020   4348   3376 R   0,3   0,0   0:00.03 top      
      1 root      20   0  168956  14208   8196 S   0,0   0,0   0:04.91 systemd  
      2 root      20   0       0      0      0 S   0,0   0,0   0:00.01 kthreadd 
netstat sulla porta:

Codice: Seleziona tutto

Connessioni Internet attive (solo server)
Proto CodaRic CodaInv Indirizzo locale        Indirizzo remoto       Stato       PID/Program name    
tcp        0      0 127.0.0.1:29754         0.0.0.0:*               LISTEN      1678/vpnagentd      
tcp        0      0 127.0.0.1:9000          0.0.0.0:*               LISTEN      40783/java          
tcp        0      0 127.0.0.1:4767          0.0.0.0:*               LISTEN      887/PanGPS          
tcp        0      0 127.0.0.1:4769          0.0.0.0:*               LISTEN      1771/PanGPA         
tcp        0      0 127.0.0.1:38159         0.0.0.0:*               LISTEN      40962/java          
tcp        0      0 127.0.0.1:38809         0.0.0.0:*               LISTEN      33376/java          
tcp        0      0 127.0.0.1:631           0.0.0.0:*               LISTEN      917/cupsd           
tcp        0      0 127.0.0.1:34231         0.0.0.0:*               LISTEN      927/containerd      
tcp        0      0 127.0.0.53:53           0.0.0.0:*               LISTEN      719/systemd-resolve 
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN      941/sshd: /usr/sbin 
tcp        0      0 0.0.0.0:50020           0.0.0.0:*               LISTEN      40962/java          
tcp        0      0 0.0.0.0:50010           0.0.0.0:*               LISTEN      40962/java          
tcp        0      0 0.0.0.0:50090           0.0.0.0:*               LISTEN      41170/java          
tcp        0      0 0.0.0.0:50070           0.0.0.0:*               LISTEN      40783/java          
tcp        0      0 0.0.0.0:50075           0.0.0.0:*               LISTEN      40962/java          
tcp        0      0 127.0.0.1:20243         0.0.0.0:*               LISTEN      33376/java          
tcp6       0      0 127.0.0.1:63342         :::*                    LISTEN      33174/java          
tcp6       0      0 ::1:631                 :::*                    LISTEN      917/cupsd           
tcp6       0      0 :::13562                :::*                    LISTEN      41465/java          
tcp6       0      0 :::44591                :::*                    LISTEN      41465/java          
tcp6       0      0 :::40135                :::*                    LISTEN      33174/java          
tcp6       0      0 :::8032                 :::*                    LISTEN      41334/java          
tcp6       0      0 :::8033                 :::*                    LISTEN      41334/java          
tcp6       0      0 :::8040                 :::*                    LISTEN      41465/java          
tcp6       0      0 :::8042                 :::*                    LISTEN      41465/java          
tcp6       0      0 :::8030                 :::*                    LISTEN      41334/java          
tcp6       0      0 :::8031                 :::*                    LISTEN      41334/java          
tcp6       0      0 :::8088                 :::*                    LISTEN      41334/java          
tcp6       0      0 127.0.0.1:6942          :::*                    LISTEN      33174/java          
tcp6       0      0 :::5000                 :::*                    LISTEN      918/docker-registry 
tcp6       0      0 :::3389                 :::*                    LISTEN      2067/gnome-remote-d 
tcp6       0      0 :::22                   :::*                    LISTEN      941/sshd: /usr/sbin 
udp        0      0 127.0.0.53:53           0.0.0.0:*                           719/systemd-resolve 
udp        0      0 0.0.0.0:33314           0.0.0.0:*                           5179/firefox        
udp        0      0 0.0.0.0:631             0.0.0.0:*                           1655/cups-browsed   
udp        0      0 0.0.0.0:5353            0.0.0.0:*                           786/avahi-daemon: r 
udp        0      0 0.0.0.0:54658           0.0.0.0:*                           786/avahi-daemon: r 
udp6       0      0 :::43642                :::*                                786/avahi-daemon: r 
udp6       0      0 fe80::29ab:6a7a:226:546 :::*                                790/NetworkManager  
udp6       0      0 :::51976                :::*                                4923/teams --type=r 
udp6       0      0 :::5353                 :::*                                786/avahi-daemon: r
sudo nmap -sS -sU 127.0.0.1 -p 2181

Codice: Seleziona tutto

Starting Nmap 7.80 ( https://nmap.org ) at 2023-04-06 12:55 CEST
Nmap scan report for localhost (127.0.0.1)
Host is up (0.000028s latency).

PORT     STATE  SERVICE
2181/tcp closed eforward
2181/udp closed eforward

Nmap done: 1 IP address (1 host up) scanned in 0.17 seconds
Tabella di routing:

sudo route -n

Codice: Seleziona tutto

Tabella di routing IP del kernel
Destinazione Gateway Genmask Flag Metric Ref Usa Iface
0.0.0.0         192.168.1.1     0.0.0.0         UG    100    0        0 enp6s0
10.0.0.0        10.x.x.x     255.0.0.0       UG    0      0        0 gpd0
10.y.y.y         192.168.1.1     255.255.255.255 UGH   0      0        0 enp6s0
10.y.y.y         192.168.1.1     255.255.255.255 UGH   0      0        0 enp6s0
10.y.y.y         192.168.1.1     255.255.255.255 UGH   0      0        0 enp6s0
10.y.y.y         10.x.x.x     255.255.255.255 UGH   0      0        0 gpd0
10.y.y.y         10.x.x.x     255.255.255.255 UGH   0      0        0 gpd0
146.y.y.y       192.168.1.1     255.255.255.255 UGH   0      0        0 enp6s0
169.y.y.y   0.0.0.0         255.255.0.0     U     1000   0        0 gpd0
172.y.y.y      10.x.x.x     255.240.0.0     UG    0      0        0 gpd0
192.168.1.0     0.0.0.0         255.255.255.0   U     100    0        0 enp6s0
In quest'ultima, tutti gli indirizzi appartenenti al range 10.x, ed anche all'interfaccia "gpd0" sono normali, perche sono connesso ad una VPN specifica per lavoro, ed ho dovuto omettere alcuni indirizzi IP.

Regole di firewall, tutto aperto, e tutte le policy su "ACCEPT".
sudo iptables -L:

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Chain INPUT (policy ACCEPT)
target     prot opt source               destination         

Chain FORWARD (policy ACCEPT)
target     prot opt source               destination         

Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination 
La mia domanda è questa: non trovo alcuna informazione su cosa sia questo servizio "eforward", ne sul mio sistema, dove sembra essere inerte, ne su internet. In che modo posso aprire questa porta? Oppure avete qualche idea su come io possa risolvere il mio problema, e completare la run?

Il mio pc è abbastanza performante, non credo quindi che siano problemi di risorse congestionate: AMD Ryzen 5 1600x, Ubuntu 22.04 LTS, 32 GB RAM

Grazie
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Mozo
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Re: Porta 2181 occupata da servizio "eforward".

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