metric,scope,dimensions,unit,description,chart_type,labels,plugin,module cgroup.fd_open,cgroup,open,calls/s,Number of open files,line,,ebpf.plugin,filedescriptor cgroup.fd_open_error,cgroup,open,calls/s,Fails to open files,line,,ebpf.plugin,filedescriptor cgroup.fd_closed,cgroup,close,calls/s,Files closed,line,,ebpf.plugin,filedescriptor cgroup.fd_close_error,cgroup,close,calls/s,Fails to close files,line,,ebpf.plugin,filedescriptor services.file_open,,a dimension per systemd service,calls/s,Number of open files,stacked,,ebpf.plugin,filedescriptor services.file_open_error,,a dimension per systemd service,calls/s,Fails to open files,stacked,,ebpf.plugin,filedescriptor services.file_closed,,a dimension per systemd service,calls/s,Files closed,stacked,,ebpf.plugin,filedescriptor services.file_close_error,,a dimension per systemd service,calls/s,Fails to close files,stacked,,ebpf.plugin,filedescriptor apps.file_open,,a dimension per app group,calls/s,Number of open files,stacked,,ebpf.plugin,filedescriptor apps.file_open_error,,a dimension per app group,calls/s,Fails to open files,stacked,,ebpf.plugin,filedescriptor apps.file_closed,,a dimension per app group,calls/s,Files closed,stacked,,ebpf.plugin,filedescriptor apps.file_close_error,,a dimension per app group,calls/s,Fails to close files,stacked,,ebpf.plugin,filedescriptor filesystem.file_descriptor,,"open, close",calls/s,Open and close calls,line,,ebpf.plugin,filedescriptor filesystem.file_error,,"open, close",calls/s,Open fails,line,,ebpf.plugin,filedescriptor system.process_thread,,process,calls/s,Start process,line,,ebpf.plugin,processes system.process_status,,"process, zombie",difference,Process not closed,line,,ebpf.plugin,processes system.exit,,process,calls/s,Exit process,line,,ebpf.plugin,processes system.task_error,,task,calls/s,Fails to create process,line,,ebpf.plugin,processes apps.process_create,,a dimension per app group,calls/s,Process started,stacked,,ebpf.plugin,processes apps.thread_create,,a dimension per app group,calls/s,Threads started,stacked,,ebpf.plugin,processes apps.task_exit,,a dimension per app group,calls/s,Tasks starts exit process,stacked,,ebpf.plugin,processes apps.task_close,,a dimension per app group,calls/s,Tasks closed,stacked,,ebpf.plugin,processes apps.task_error,,a dimension per app group,calls/s,Errors to create process or threads,stacked,,ebpf.plugin,processes cgroup.process_create,cgroup,process,calls/s,Process started,line,,ebpf.plugin,processes cgroup.thread_create,cgroup,thread,calls/s,Threads started,line,,ebpf.plugin,processes cgroup.task_exit,cgroup,exit,calls/s,Tasks starts exit process,line,,ebpf.plugin,processes cgroup.task_close,cgroup,process,calls/s,Tasks closed,line,,ebpf.plugin,processes cgroup.task_error,cgroup,process,calls/s,Errors to create process or threads,line,,ebpf.plugin,processes services.process_create,cgroup,a dimension per systemd service,calls/s,Process started,stacked,,ebpf.plugin,processes services.thread_create,cgroup,a dimension per systemd service,calls/s,Threads started,stacked,,ebpf.plugin,processes services.task_close,cgroup,a dimension per systemd service,calls/s,Tasks starts exit process,stacked,,ebpf.plugin,processes services.task_exit,cgroup,a dimension per systemd service,calls/s,Tasks closed,stacked,,ebpf.plugin,processes services.task_error,cgroup,a dimension per systemd service,calls/s,Errors to create process or threads,stacked,,ebpf.plugin,processes disk.latency_io,disk,latency,calls/s,Disk latency,stacked,,ebpf.plugin,disk system.hardirq_latency,,hardirq names,milisecondds,Hardware IRQ latency,stacked,,ebpf.plugin,hardirq apps.cachestat_ratio,,a dimension per app group,%,Hit ratio,line,,ebpf.plugin,cachestat apps.cachestat_dirties,,a dimension per app group,page/s,Number of dirty pages,stacked,,ebpf.plugin,cachestat apps.cachestat_hits,,a dimension per app group,hits/s,Number of accessed files,stacked,,ebpf.plugin,cachestat apps.cachestat_misses,,a dimension per app group,misses/s,Files out of page cache,stacked,,ebpf.plugin,cachestat services.cachestat_ratio,,a dimension per systemd service,%,Hit ratio,line,,ebpf.plugin,cachestat services.cachestat_dirties,,a dimension per systemd service,page/s,Number of dirty pages,line,,ebpf.plugin,cachestat services.cachestat_hits,,a dimension per systemd service,hits/s,Number of accessed files,line,,ebpf.plugin,cachestat services.cachestat_misses,,a dimension per systemd service,misses/s,Files out of page cache,line,,ebpf.plugin,cachestat cgroup.cachestat_ratio,cgroup,ratio,%,Hit ratio,line,,ebpf.plugin,cachestat cgroup.cachestat_dirties,cgroup,dirty,page/s,Number of dirty pages,line,,ebpf.plugin,cachestat cgroup.cachestat_hits,cgroup,hit,hits/s,Number of accessed files,line,,ebpf.plugin,cachestat cgroup.cachestat_misses,cgroup,miss,misses/s,Files out of page cache,line,,ebpf.plugin,cachestat mem.file_sync,,"fsync, fdatasync",calls/s,Monitor calls for fsync(2) and fdatasync(2).,stacked,,ebpf.plugin,sync mem.meory_map,,msync,calls/s,Monitor calls for msync(2).,line,,ebpf.plugin,sync mem.sync,,"sync, syncfs",calls/s,Monitor calls for sync(2) and syncfs(2).,line,,ebpf.plugin,sync mem.file_segment,,sync_file_range,calls/s,Monitor calls for sync_file_range(2).,line,,ebpf.plugin,sync mem.cachestat_ratio,,ratio,%,Hit ratio,line,,ebpf.plugin,cachestat mem.cachestat_dirties,,dirty,page/s,Number of dirty pages,line,,ebpf.plugin,cachestat mem.cachestat_hits,,hit,hits/s,Number of accessed files,line,,ebpf.plugin,cachestat mem.cachestat_misses,,miss,misses/s,Files out of page cache,line,,ebpf.plugin,cachestat mdstat.mdstat_flush,,disk,flushes,MD flushes,stacked,,ebpf.plugin,mdflush cgroup.swap_read,cgroup,read,calls/s,Calls to function swap_readpage.,line,,ebpf.plugin,swap cgroup.swap_write,cgroup,write,calls/s,Calls to function swap_writepage.,line,,ebpf.plugin,swap services.swap_read,,a dimension per systemd service,calls/s,Calls to swap_readpage.,stacked,,ebpf.plugin,swap services.swap_write,,a dimension per systemd service,calls/s,Calls to function swap_writepage.,stacked,,ebpf.plugin,swap apps.swap_read_call,,a dimension per app group,calls/s,Calls to function swap_readpage.,stacked,,ebpf.plugin,swap apps.swap_write_call,,a dimension per app group,calls/s,Calls to function swap_writepage.,stacked,,ebpf.plugin,swap system.swapcalls,,"write, read",calls/s,Calls to access swap memory,line,,ebpf.plugin,swap cgroup.oomkills,cgroup,cgroup name,kills,OOM kills. This chart is provided by eBPF plugin.,line,,ebpf.plugin,oomkill services.oomkills,,a dimension per systemd service,kills,OOM kills. This chart is provided by eBPF plugin.,line,,ebpf.plugin,oomkill apps.oomkills,,a dimension per app group,kills,OOM kills,stacked,,ebpf.plugin,oomkill ip.inbound_conn,,connection_tcp,connections/s,Inbound connections.,line,,ebpf.plugin,socket ip.tcp_outbound_conn,,received,connections/s,TCP outbound connections.,line,,ebpf.plugin,socket ip.tcp_functions,,"received, send, closed",calls/s,Calls to internal functions,line,,ebpf.plugin,socket ip.total_tcp_bandwidth,,"received, send",kilobits/s,TCP bandwidth,line,,ebpf.plugin,socket ip.tcp_error,,"received, send",calls/s,TCP errors,line,,ebpf.plugin,socket ip.tcp_retransmit,,retransmited,calls/s,Packages retransmitted,line,,ebpf.plugin,socket ip.udp_functions,,"received, send",calls/s,UDP calls,line,,ebpf.plugin,socket ip.total_udp_bandwidth,,"received, send",kilobits/s,UDP bandwidth,line,,ebpf.plugin,socket ip.udp_error,,"received, send",calls/s,UDP errors,line,,ebpf.plugin,socket apps.outbound_conn_v4,,a dimension per app group,connections/s,Calls to tcp_v4_connection,stacked,,ebpf.plugin,socket apps.outbound_conn_v6,,a dimension per app group,connections/s,Calls to tcp_v6_connection,stacked,,ebpf.plugin,socket apps.total_bandwidth_sent,,a dimension per app group,kilobits/s,Bytes sent,stacked,,ebpf.plugin,socket apps.total_bandwidth_recv,,a dimension per app group,kilobits/s,bytes received,stacked,,ebpf.plugin,socket apps.bandwidth_tcp_send,,a dimension per app group,calls/s,Calls for tcp_sendmsg,stacked,,ebpf.plugin,socket apps.bandwidth_tcp_recv,,a dimension per app group,calls/s,Calls for tcp_cleanup_rbuf,stacked,,ebpf.plugin,socket apps.bandwidth_tcp_retransmit,,a dimension per app group,calls/s,Calls for tcp_retransmit,stacked,,ebpf.plugin,socket apps.bandwidth_udp_send,,a dimension per app group,calls/s,Calls for udp_sendmsg,stacked,,ebpf.plugin,socket apps.bandwidth_udp_recv,,a dimension per app group,calls/s,Calls for udp_recvmsg,stacked,,ebpf.plugin,socket cgroup.net_conn_ipv4,cgroup,connected_v4,connections/s,Calls to tcp_v4_connection,line,,ebpf.plugin,socket cgroup.net_conn_ipv6,cgroup,connected_v6,connections/s,Calls to tcp_v6_connection,line,,ebpf.plugin,socket cgroup.net_bytes_recv,cgroup,received,calls/s,Bytes received,line,,ebpf.plugin,socket cgroup.net_bytes_sent,cgroup,sent,calls/s,Bytes sent,line,,ebpf.plugin,socket cgroup.net_tcp_recv,cgroup,received,calls/s,Calls to tcp_cleanup_rbuf.,line,,ebpf.plugin,socket cgroup.net_tcp_send,cgroup,sent,calls/s,Calls to tcp_sendmsg.,line,,ebpf.plugin,socket cgroup.net_retransmit,cgroup,retransmitted,calls/s,Calls to tcp_retransmit.,line,,ebpf.plugin,socket cgroup.net_udp_send,cgroup,sent,calls/s,Calls to udp_sendmsg,line,,ebpf.plugin,socket cgroup.net_udp_recv,cgroup,received,calls/s,Calls to udp_recvmsg,line,,ebpf.plugin,socket services.net_conn_ipv4,,a dimension per systemd service,connections/s,Calls to tcp_v4_connection,stacked,,ebpf.plugin,socket services.net_conn_ipv6,,a dimension per systemd service,connections/s,Calls to tcp_v6_connection,stacked,,ebpf.plugin,socket services.net_bytes_recv,,a dimension per systemd service,kilobits/s,Bytes received,stacked,,ebpf.plugin,socket services.net_bytes_sent,,a dimension per systemd service,kilobits/s,Bytes sent,stacked,,ebpf.plugin,socket services.net_tcp_recv,,a dimension per systemd service,calls/s,Calls to tcp_cleanup_rbuf.,stacked,,ebpf.plugin,socket services.net_tcp_send,,a dimension per systemd service,calls/s,Calls to tcp_sendmsg.,stacked,,ebpf.plugin,socket services.net_tcp_retransmit,,a dimension per systemd service,calls/s,Calls to tcp_retransmit,stacked,,ebpf.plugin,socket services.net_udp_send,,a dimension per systemd service,calls/s,Calls to udp_sendmsg,stacked,,ebpf.plugin,socket services.net_udp_recv,,a dimension per systemd service,calls/s,Calls to udp_recvmsg,stacked,,ebpf.plugin,socket apps.dc_ratio,,a dimension per app group,%,Percentage of files inside directory cache,line,,ebpf.plugin,dcstat apps.dc_reference,,a dimension per app group,files,Count file access,stacked,,ebpf.plugin,dcstat apps.dc_not_cache,,a dimension per app group,files,Files not present inside directory cache,stacked,,ebpf.plugin,dcstat apps.dc_not_found,,a dimension per app group,files,Files not found,stacked,,ebpf.plugin,dcstat cgroup.dc_ratio,cgroup,ratio,%,Percentage of files inside directory cache,line,,ebpf.plugin,dcstat cgroup.dc_reference,cgroup,reference,files,Count file access,line,,ebpf.plugin,dcstat cgroup.dc_not_cache,cgroup,slow,files,Files not present inside directory cache,line,,ebpf.plugin,dcstat cgroup.dc_not_found,cgroup,miss,files,Files not found,line,,ebpf.plugin,dcstat services.dc_ratio,,a dimension per systemd service,%,Percentage of files inside directory cache,line,,ebpf.plugin,dcstat services.dc_reference,,a dimension per systemd service,files,Count file access,line,,ebpf.plugin,dcstat services.dc_not_cache,,a dimension per systemd service,files,Files not present inside directory cache,line,,ebpf.plugin,dcstat services.dc_not_found,,a dimension per systemd service,files,Files not found,line,,ebpf.plugin,dcstat filesystem.dc_hit_ratio,,ratio,%,Percentage of files inside directory cache,line,,ebpf.plugin,dcstat filesystem.dc_reference,filesystem,"reference, slow, miss",files,Variables used to calculate hit ratio.,line,,ebpf.plugin,dcstat filesystem.read_latency,filesystem,latency period,calls/s,ext4 latency for each read request.,stacked,,ebpf.plugin,filesystem filesystem.write_latency,iilesystem,latency period,calls/s,ext4 latency for each write request.,stacked,,ebpf.plugin,filesystem filesystem.open_latency,filesystem,latency period,calls/s,ext4 latency for each open request.,stacked,,ebpf.plugin,filesystem filesystem.sync_latency,filesystem,latency period,calls/s,ext4 latency for each sync request.,stacked,,ebpf.plugin,filesystem filesystem.attributte_latency,,latency period,calls/s,nfs latency for each attribute request.,stacked,,ebpf.plugin,filesystem cgroup.shmget,cgroup,get,calls/s,Calls to syscall shmget(2).,line,,ebpf.plugin,shm cgroup.shmat,cgroup,at,calls/s,Calls to syscall shmat(2).,line,,ebpf.plugin,shm cgroup.shmdt,cgroup,dt,calls/s,Calls to syscall shmdt(2).,line,,ebpf.plugin,shm cgroup.shmctl,cgroup,ctl,calls/s,Calls to syscall shmctl(2).,line,,ebpf.plugin,shm services.shmget,,a dimension per systemd service,calls/s,Calls to syscall shmget(2).,stacked,,ebpf.plugin,shm services.shmat,,a dimension per systemd service,calls/s,Calls to syscall shmat(2).,stacked,,ebpf.plugin,shm services.shmdt,,a dimension per systemd service,calls/s,Calls to syscall shmdt(2).,stacked,,ebpf.plugin,shm services.shmctl,,a dimension per systemd service,calls/s,Calls to syscall shmctl(2).,stacked,,ebpf.plugin,shm apps.shmget_call,,a dimension per app group,calls/s,Calls to syscall shmget(2).,stacked,,ebpf.plugin,shm apps.shmat_call,,a dimension per app group,calls/s,Calls to syscall shmat(2).,stacked,,ebpf.plugin,shm apps.shmdt_call,,a dimension per app group,calls/s,Calls to syscall shmdt(2).,stacked,,ebpf.plugin,shm apps.shmctl_call,,a dimension per app group,calls/s,Calls to syscall shmctl(2).,stacked,,ebpf.plugin,shm system.shared_memory_calls,,"get, at, dt, ctl",calls/s,Calls to shared memory system calls,line,,ebpf.plugin,shm system.softirq_latency,,soft IRQs,miliseconds,Software IRQ latency,stacked,,ebpf.plugin,softirq mount_points.call,,"mount, umount",calls/s,Calls to mount and umount syscalls,line,,ebpf.plugin,mount mount_points.error,,"mount, umount",calls/s,Errors to mount and umount file systems,line,,ebpf.plugin,mount cgroup.vfs_unlink,cgroup,delete,calls/s,Files deleted,line,,ebpf.plugin,vfs cgroup.vfs_write,cgroup,write,calls/s,Write to disk,line,,ebpf.plugin,vfs cgroup.vfs_write_error,cgroup,write,calls/s,Fails to write,line,,ebpf.plugin,vfs cgroup.vfs_read,cgroup,read,calls/s,Read from disk,line,,ebpf.plugin,vfs cgroup.vfs_read_error,cgroup,read,calls/s,Fails to read,line,,ebpf.plugin,vfs cgroup.vfs_write_bytes,cgroup,write,bytes/s,Bytes written on disk,line,,ebpf.plugin,vfs cgroup.vfs_read_bytes,cgroup,read,bytes/s,Bytes read from disk,line,,ebpf.plugin,vfs cgroup.vfs_fsync,cgroup,fsync,calls/s,Calls for vfs_fsync,line,,ebpf.plugin,vfs cgroup.vfs_fsync_error,cgroup,fsync,calls/s,Sync error,line,,ebpf.plugin,vfs cgroup.vfs_open,cgroup,open,calls/s,Calls for vfs_open,line,,ebpf.plugin,vfs cgroup.vfs_open_error,cgroup,open,calls/s,Open error,line,,ebpf.plugin,vfs cgroup.vfs_create,cgroup,create,calls/s,Calls for vfs_create,line,,ebpf.plugin,vfs cgroup.vfs_create_error,cgroup,create,calls/s,Create error,line,,ebpf.plugin,vfs services.vfs_unlink,,a dimension per systemd service,calls/s,Files deleted,stacked,,ebpf.plugin,vfs services.vfs_write,,a dimension per systemd service,calls/s,Write to disk,stacked,,ebpf.plugin,vfs services.vfs_write_error,,a dimension per systemd service,calls/s,Fails to write,stacked,,ebpf.plugin,vfs services.vfs_read,,a dimension per systemd service,calls/s,Read from disk,stacked,,ebpf.plugin,vfs services.vfs_read_error,,a dimension per systemd service,calls/s,Fails to read,stacked,,ebpf.plugin,vfs services.vfs_write_bytes,,a dimension per systemd service,bytes/s,Bytes written on disk,stacked,,ebpf.plugin,vfs services.vfs_read_bytes,,a dimension per systemd service,bytes/s,Bytes read from disk,stacked,,ebpf.plugin,vfs services.vfs_fsync,,a dimension per systemd service,calls/s,Calls to vfs_fsync,stacked,,ebpf.plugin,vfs services.vfs_fsync_error,,a dimension per systemd service,calls/s,Sync error,stacked,,ebpf.plugin,vfs services.vfs_open,,a dimension per systemd service,calls/s,Calls to vfs_open,stacked,,ebpf.plugin,vfs services.vfs_open_error,,a dimension per systemd service,calls/s,Open error,stacked,,ebpf.plugin,vfs services.vfs_create,,a dimension per systemd service,calls/s,Calls to vfs_create,stacked,,ebpf.plugin,vfs services.vfs_create_error,,a dimension per systemd service,calls/s,Create error,stacked,,ebpf.plugin,vfs filesystem.vfs_deleted_objects,,delete,calls/s,Remove files,line,,ebpf.plugin,vfs filesystem.vfs_io,,"read, write",calls/s,Calls to IO,line,,ebpf.plugin,vfs filesystem.vfs_io_bytes,,"read, write",bytes/s,Bytes written and read,line,,ebpf.plugin,vfs filesystem.vfs_io_error,,"read, write",calls/s,Fails to write or read,line,,ebpf.plugin,vfs filesystem.vfs_fsync,,fsync,calls/s,Calls for vfs_fsync,line,,ebpf.plugin,vfs filesystem.vfs_fsync_error,,fsync,calls/s,Fails to synchronize,line,,ebpf.plugin,vfs filesystem.vfs_open,,open,calls/s,Calls for vfs_open,line,,ebpf.plugin,vfs filesystem.vfs_open_error,,open,calls/s,Fails to open a file,line,,ebpf.plugin,vfs filesystem.vfs_create,,create,calls/s,Calls for vfs_create,line,,ebpf.plugin,vfs filesystem.vfs_create_error,,create,calls/s,Fails to create a file.,line,,ebpf.plugin,vfs apps.file_deleted,,a dimension per app group,calls/s,Files deleted,stacked,,ebpf.plugin,vfs apps.vfs_write_call,,a dimension per app group,calls/s,Write to disk,stacked,,ebpf.plugin,vfs apps.vfs_write_error,,a dimension per app group,calls/s,Fails to write,stacked,,ebpf.plugin,vfs apps.vfs_read_call,,a dimension per app group,calls/s,Read from disk,stacked,,ebpf.plugin,vfs apps.vfs_read_error,,a dimension per app group,calls/s,Fails to read,stacked,,ebpf.plugin,vfs apps.vfs_write_bytes,,a dimension per app group,bytes/s,Bytes written on disk,stacked,,ebpf.plugin,vfs apps.vfs_read_bytes,,a dimension per app group,bytes/s,Bytes read on disk,stacked,,ebpf.plugin,vfs apps.vfs_fsync,,a dimension per app group,calls/s,Calls for vfs_fsync,stacked,,ebpf.plugin,vfs apps.vfs_fsync_error,,a dimension per app group,calls/s,Sync error,stacked,,ebpf.plugin,vfs apps.vfs_open,,a dimension per app group,calls/s,Calls for vfs_open,stacked,,ebpf.plugin,vfs apps.vfs_open_error,,a dimension per app group,calls/s,Open error,stacked,,ebpf.plugin,vfs apps.vfs_create,,a dimension per app group,calls/s,Calls for vfs_create,stacked,,ebpf.plugin,vfs apps.vfs_create_error,,a dimension per app group,calls/s,Create error,stacked,,ebpf.plugin,vfs netdata.ebpf_aral_stat_size,,memory,bytes,Bytes allocated for ARAL.,stacked,,ebpf.plugin,process netdata.ebpf_aral_stat_alloc,,aral,calls,Calls to allocate memory.,stacked,,ebpf.plugin,process netdata.ebpf_threads,,"total, running",threads,Threads info,line,,ebpf.plugin,process netdata.ebpf_load_methods,,"legacy, co-re",methods,Load info,line,,ebpf.plugin,process netdata.ebpf_kernel_memory,,memory_locked,bytes,Memory allocated for hash tables.,line,,ebpf.plugin,process netdata.ebpf_hash_tables_count,,hash_table,hash tables,Number of hash tables loaded,line,,ebpf.plugin,process netdata.ebpf_aral_stat_size,,memory,bytes,Bytes allocated for ARAL,stacked,,ebpf.plugin,process netdata.ebpf_aral_stat_alloc,,aral,calls,Calls to allocate memory,stacked,,ebpf.plugin,process netdata.ebpf_aral_stat_size,,memory,bytes,Bytes allocated for ARAL.,stacked,,ebpf.plugin,process netdata.ebpf_aral_stat_alloc,,aral,calls,Calls to allocate memory,stacked,,ebpf.plugin,process