Here is the output of Stats and Max Connection is default 1024.
STAT pid 4864 STAT uptime 2998936 STAT time 1693861446 STAT version 1.6.14 STAT libevent 2.1.12-stable STAT pointer_size 64 STAT rusage_user 13987.394262 STAT rusage_system 82532.203530 STAT max_connections 1024 STAT curr_connections 17 STAT total_connections 20596143 STAT rejected_connections 0 STAT connection_structures 396 STAT response_obj_oom 0 STAT response_obj_count 1 STAT response_obj_bytes 65536 STAT read_buf_count 404 STAT read_buf_bytes 6619136 STAT read_buf_bytes_free 6537216 STAT read_buf_oom 0 STAT reserved_fds 20 STAT cmd_get 631330051 STAT cmd_set 8023749 STAT cmd_flush 0 STAT cmd_touch 0 STAT cmd_meta 0 STAT get_hits 611286014 STAT get_misses 20044037 STAT get_expired 242694 STAT get_flushed 0 STAT delete_misses 3121717 STAT delete_hits 497387 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 store_too_large 117 STAT store_no_memory 0 STAT auth_cmds 0 STAT auth_errors 0 STAT bytes_read 76408019517 STAT bytes_written 2220920094426 STAT limit_maxbytes 13958643712 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 20 STAT hash_bytes 8388608 STAT hash_is_expanding 0 STAT slab_reassign_rescues 6085 STAT slab_reassign_chunk_rescues 0 STAT slab_reassign_evictions_nomem 0 STAT slab_reassign_inline_reclaim 5 STAT slab_reassign_busy_items 0 STAT slab_reassign_busy_deletes 0 STAT slab_reassign_running 0 STAT slabs_moved 45 STAT lru_crawler_running 0 STAT lru_crawler_starts 659029 STAT lru_maintainer_juggles 122729387 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 log_watchers 0 STAT unexpected_napi_ids 0 STAT round_robin_fallback 0 STAT bytes 3098827518 STAT curr_items 1027764 STAT total_items 8026776 STAT slab_global_page_pool 0 STAT expired_unfetched 589680 STAT evicted_unfetched 0 STAT evicted_active 0 STAT evictions 0 STAT reclaimed 81428 STAT crawler_reclaimed 1162226 STAT crawler_items_checked 5028977899 STAT lrutail_reflocked 8635 STAT moves_to_cold 5373497 STAT moves_to_warm 4364867 STAT moves_within_lru 3173096 STAT direct_reclaims 0 STAT lru_bumps_dropped 0 END On Monday, September 4, 2023 at 11:53:10 PM UTC+3 dormando wrote: > Hey, > > Can you include the output from "stats"? > > Connections have nothing to do with CPU/memory/disk space(??). There's a > connection limit (-c) you're running into. The stats output will list the > connection limit and if connections have been rejected because of it. > > On Sep 4, 2023, at 1:14 PM, Ahmet Faruk Dereli <ahmet....@skvare.com> > wrote: > > Hello, > > > > We've been using Memcached for our Drupal/CiviCRM site setups, and > recently, I started encountering Memcache connection errors on the PHP > side. Upon checking, Memcache seems to be running fine, and there are no > issues with Memory, CPU, or Disk space. Additionally, Memcached is not > reaching its memory limits. > > However, when I run in debug mode, I observe connection rejections. There > appears to be sufficient space available. > > I'm looking for guidance on what else I can check to identify and resolve > this issue. Any insights or suggestions would be greatly appreciated. > > Thank you in advance. > > Best regards, > Ahmet, > > -- > > --- > You received this message because you are subscribed to the Google Groups > "memcached" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to memcached+...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/memcached/d3b41b66-69de-4648-85c2-390be0447543n%40googlegroups.com > > <https://groups.google.com/d/msgid/memcached/d3b41b66-69de-4648-85c2-390be0447543n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > -- --- You received this message because you are subscribed to the Google Groups "memcached" group. To unsubscribe from this group and stop receiving emails from it, send an email to memcached+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/memcached/f1ffe1e4-66f4-45a5-9fb3-d9dea0469299n%40googlegroups.com.