Product/Application & Runtime Observability

Application & Runtime Observability

Application and data-layer monitoring without external tooling. Runtime introspection for 7 languages, 5 database engines, and 5 web servers — from infrastructure to application layer in one view.

Runtime Monitoring (7 Languages)

JVMHeap usage, GC pauses, Thread states, Class histogram, Native memory, File descriptors, CPU per thread
Node.jsRSS memory, Heap (used/total), Event loop lag, Handle count, GC rate, V8 engine stats
PythonRSS memory, GIL contention, Garbage collection, Worker utilization, Task throughput
.NETHeap size, GC pause p99, ThreadPool (busy/total), Exception rate, Managed memory
PHP-FPMPool active/max workers, Utilization %, Request queue, Slow requests, Memory per worker
RubyApp server (Puma/Unicorn), Worker/thread counts, GC/min, Sidekiq queue depth
GoGoroutine count, Scheduler latency, Heap allocation, GC CPU %, Mutex contention

Database Monitoring (5 Engines)

PostgreSQLConnections (active/idle), TPS, Cache hit ratio, Replication lag, Dead tuples, VACUUM status, Checkpoints, Table sizes
MySQL/MariaDBQPS, Slow queries, InnoDB buffer pool, Query breakdown, Replication lag
RedisMemory usage, Ops/sec, Hit rate, Fragmentation ratio, Persistence (RDB/AOF), Keyspace per-DB
MongoDBOperations/sec, Memory, Storage sizes, Connection pool, Replica set status, Oplog window
CassandraNode health, Read/write latency, Compaction metrics, Cluster monitoring

Web Server & Message Queue Monitoring

NginxRequests/sec, Active connections, Connection states, Cache hit ratio, Error rate
ApacheRequests/sec, Worker utilization, Bytes/sec, MPM type, Scoreboard
HAProxyFrontend session rate, Backend active servers, Response queue, Avg response time
RabbitMQQueue depth, Message rates, Consumer count, Memory usage
KafkaPartition state, Messages in rate, Bytes in/out, ISR shrink, Consumer group lag

Log Streaming & Analytics

  • Real-time log capture with level filtering
  • Pattern detection and anomaly identification
  • Log rate metrics (logs/minute)
  • Error and warning aggregation
  • Full-text search with regex support

Fleet-Wide System Metrics

CPU

Usage %, per-core breakdown, user/system/idle/iowait, context switches, load averages (1/5/15)

Memory

Total, Used, Available, Cached, Buffers, Swap %, Page faults/sec

Disk

Used %, Total/Used bytes, Inodes (total/used/%), Per-device breakdown

Network

Rx/Tx bytes/sec, Packets/sec, Errors, Dropped, Retransmit rate, TCP connections

I/O

Read/Write IOPS, Throughput, Latency (read/write ms), Queue depth, Utilization %

System

CPU temperature, Failed systemd units, Process/thread counts, File descriptor usage

Historical Analysis

Multi-agent comparison — up to 4 agents side-by-side
Time ranges: 1h, 6h, 24h, 7d, 30d with custom date picker
Metrics charts: CPU%, Memory%, Disk%, Network, Disk I/O trends
Statistics cards: Min/Max/Avg per metric with color coding
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