Problem wynika z poniższego logu
Kod:
2019/11/09 14:05:40 [notice] 18162#0: reconnect to memcached channel 127.0.1.1:11211 (rc: -2)
2019/11/09 14:05:40 [error] 18162#0: recv() failed (111: Connection refused)
2019/11/09 14:05:40 [error] 18162#0: reconnect to memcached channel 127.0.1.1:11211 fails
2019/11/09 14:05:40 [notice] 18162#0: memcached channel:127.0.1.1:11211 down, reconnect after:60000 ms
sprawdzam dysk
Kod:
root@mta:/opt/zimbra/log# df -h
Filesystem Size Used Avail Use% Mounted on
udev 3.9G 0 3.9G 0% /dev
tmpfs 785M 17M 768M 3% /run
/dev/sda2 457G 78G 357G 18% /
tmpfs 3.9G 0 3.9G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup
/dev/sda1 511M 3.4M 508M 1% /boot/efi
tmpfs 785M 0 785M 0% /run/user/1000
sprawdzam czy jest uruchomiony
Kod:
root@mta:/root/firewall# ps aux|grep memcached
zimbra 18133 0.0 0.2 336964 17348 ? Ssl 13:12 0:00 /opt/zimbra/common/bin/memcached -d -P /opt/zimbra/log/memcached.pid -l 127.0.0.1 -p 11211
sprawdzam co nasłuchuje na porcie 11211
Kod:
root@mta:/# netstat -tulnp|grep 11211
tcp 0 0 127.0.0.1:11211 0.0.0.0:* LISTEN 18133/memcached
udp 0 0 127.0.0.1:11211 0.0.0.0:* 18133/memcached
root@mta:/# netstat -atun |grep 11211
tcp 0 0 127.0.0.1:11211 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.1:11211 127.0.0.1:50972 ESTABLISHED
tcp 0 0 127.0.0.1:50972 127.0.0.1:11211 ESTABLISHED
udp 0 0 127.0.0.1:11211 0.0.0.0:*
sprawdzam firewall
Kod:
root@mta:/root/firewall# iptables -L
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
Chain LOGDROP (0 references)
target prot opt source destination
Chain blacklist (0 references)
target prot opt source destination
Chain whitelist (0 references)
target prot opt source destination
Cytuj:
root@mta:/opt/zimbra/log# echo stats | nc 127.0.0.1 11211
STAT pid 18133
STAT uptime 3966
STAT time 1573305523
STAT version 1.4.37
STAT libevent 2.0.22-stable
STAT pointer_size 64
STAT rusage_user 0.112000
STAT rusage_system 0.180000
STAT curr_connections 6
STAT total_connections 13
STAT connection_structures 9
STAT reserved_fds 20
STAT cmd_get 127
STAT cmd_set 281
STAT cmd_flush 0
STAT cmd_touch 0
STAT get_hits 80
STAT get_misses 47
STAT get_expired 0
STAT get_flushed 0
STAT delete_misses 0
STAT delete_hits 0
STAT incr_misses 0
STAT incr_hits 0
STAT decr_misses 0
STAT decr_hits 0
STAT cas_misses 0
STAT cas_hits 0
STAT cas_badval 0
STAT touch_hits 0
STAT touch_misses 0
STAT auth_cmds 0
STAT auth_errors 0
STAT bytes_read 1525894
STAT bytes_written 436747
STAT limit_maxbytes 67108864
STAT accepting_conns 1
STAT listen_disabled_num 0
STAT time_in_listen_disabled_us 0
STAT threads 4
STAT conn_yields 0
STAT hash_power_level 16
STAT hash_bytes 524288
STAT hash_is_expanding 0
STAT malloc_fails 0
STAT log_worker_dropped 0
STAT log_worker_written 0
STAT log_watcher_skipped 0
STAT log_watcher_sent 0
STAT bytes 247215
STAT curr_items 49
STAT total_items 281
STAT expired_unfetched 0
STAT evicted_unfetched 0
STAT evictions 0
STAT reclaimed 0
STAT crawler_reclaimed 0
STAT crawler_items_checked 0
STAT lrutail_reflocked 0
END
próbuję telnet na port
Kod:
root@mta:/root/firewall# telnet 127.0.0.1 11211
Trying 127.0.0.1...
Connected to 127.0.0.1.
Escape character is '^]'.
co jeszcze można zrobić, żeby sprawdzić gdzie jest błąd?