---> uname -a: Linux 3a3bbfc70a0b 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 4096K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 6.2G 43.8G 12% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.2G 43.8G 12% /etc/resolv.conf /dev/vda1 50.0G 6.2G 43.8G 12% /etc/hostname /dev/vda1 50.0G 6.2G 43.8G 12% /etc/hosts /dev/vda1 50.0G 6.2G 43.8G 12% /var/log/sa /dev/vda1 50.0G 6.2G 43.8G 12% /w/workspace/exfoundry_go-mod-messaging_PR-40 /dev/vda1 50.0G 6.2G 43.8G 12% /w/workspace/exfoundry_go-mod-messaging_PR-40@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 606 79 0 1152 1128 Swap: 1023 1 1022 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/09/20 _x86_64_ (4 CPU) 03:13:27 LINUX RESTART 03:14:01 tps rtps wtps bread/s bwrtn/s 03:15:02 38.02 8.97 29.05 2024.57 2869.14 03:16:01 2.66 0.00 2.66 0.00 90.18 03:17:01 0.27 0.00 0.27 0.00 3.11 03:18:01 0.27 0.00 0.27 0.00 3.20 03:19:01 0.23 0.00 0.23 0.00 3.63 03:20:01 0.37 0.00 0.37 0.00 4.83 03:21:01 0.23 0.00 0.23 0.00 3.10 03:22:01 2.02 1.80 0.22 211.59 4.08 03:23:01 1.20 0.00 1.20 0.00 25.12 03:24:01 0.32 0.00 0.32 0.00 4.15 Average: 4.56 1.08 3.48 224.08 301.54 03:14:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:02 112776 1769528 94.01 2620 1230052 940092 32.08 448440 1162900 8 03:16:01 120148 1762156 93.62 2620 1230060 905472 30.89 442720 1162580 8 03:17:01 120272 1762032 93.61 2620 1230064 905472 30.89 442880 1162576 8 03:18:01 119728 1762576 93.64 2620 1230064 905472 30.89 442804 1162576 8 03:19:01 119096 1763208 93.67 2620 1230072 905676 30.90 444092 1162576 8 03:20:01 119700 1762604 93.64 2620 1230076 905612 30.90 443420 1162576 8 03:21:01 120028 1762276 93.62 2620 1230080 905540 30.90 442924 1162572 8 03:22:01 109192 1773112 94.20 2620 1236500 918348 31.33 441456 1167340 40 03:23:01 109500 1772804 94.18 2620 1236512 918324 31.33 441348 1167340 8 03:24:01 122348 1759956 93.50 2620 1236516 908496 31.00 429212 1167328 16 Average: 117279 1765025 93.77 2620 1232000 911850 31.11 441930 1164036 12 03:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:15:02 eth0 171.53 128.07 507.46 50.81 0.00 0.00 0.00 03:15:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:02 docker0 0.80 0.75 0.19 1.13 0.00 0.00 0.00 03:16:01 eth0 0.10 0.12 0.01 0.02 0.00 0.00 0.00 03:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 eth0 0.38 0.08 0.03 0.01 0.00 0.00 0.00 03:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 eth0 1.10 0.08 0.09 0.01 0.00 0.00 0.00 03:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 eth0 0.90 0.80 0.60 0.44 0.00 0.00 0.00 03:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 eth0 0.23 0.15 0.07 0.04 0.00 0.00 0.00 03:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 eth0 0.92 0.08 0.07 0.01 0.00 0.00 0.00 03:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 eth0 5.98 3.70 5.76 2.16 0.00 0.00 0.00 03:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 eth0 2.12 1.23 1.60 0.85 0.00 0.00 0.00 03:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 eth0 1.12 0.68 0.79 0.40 0.00 0.00 0.00 03:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 18.48 13.53 51.76 5.49 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.08 0.08 0.02 0.11 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/09/20 _x86_64_ (4 CPU) 03:13:27 LINUX RESTART 03:14:01 CPU %user %nice %system %iowait %steal %idle 03:15:02 all 5.11 0.00 1.61 1.14 0.00 92.14 03:15:02 0 6.39 0.00 1.51 0.50 0.00 91.60 03:15:02 1 5.47 0.00 1.60 1.15 0.00 91.78 03:15:02 2 3.72 0.00 1.88 1.93 0.00 92.48 03:15:02 3 4.87 0.00 1.44 0.97 0.02 92.71 03:16:01 all 0.19 0.00 0.06 0.00 0.00 99.75 03:16:01 0 0.05 0.00 0.07 0.00 0.00 99.88 03:16:01 1 0.07 0.00 0.07 0.00 0.00 99.86 03:16:01 2 0.56 0.00 0.07 0.00 0.00 99.37 03:16:01 3 0.05 0.00 0.05 0.00 0.00 99.90 03:17:01 all 0.17 0.00 0.05 0.00 0.00 99.78 03:17:01 0 0.07 0.00 0.05 0.00 0.00 99.88 03:17:01 1 0.07 0.00 0.05 0.00 0.00 99.88 03:17:01 2 0.30 0.00 0.03 0.00 0.00 99.67 03:17:01 3 0.27 0.00 0.07 0.00 0.00 99.67 03:18:01 all 0.05 0.00 0.05 0.00 0.00 99.90 03:18:01 0 0.00 0.00 0.02 0.00 0.00 99.98 03:18:01 1 0.03 0.00 0.05 0.00 0.02 99.90 03:18:01 2 0.08 0.00 0.07 0.00 0.00 99.85 03:18:01 3 0.08 0.00 0.05 0.00 0.00 99.87 03:19:01 all 0.07 0.00 0.05 0.00 0.00 99.88 03:19:01 0 0.10 0.00 0.03 0.00 0.00 99.87 03:19:01 1 0.05 0.00 0.03 0.00 0.00 99.92 03:19:01 2 0.07 0.00 0.08 0.00 0.00 99.85 03:19:01 3 0.07 0.00 0.05 0.00 0.00 99.88 03:20:01 all 0.07 0.00 0.04 0.00 0.00 99.89 03:20:01 0 0.02 0.00 0.02 0.00 0.00 99.97 03:20:01 1 0.07 0.00 0.03 0.00 0.00 99.90 03:20:01 2 0.07 0.00 0.07 0.00 0.02 99.85 03:20:01 3 0.10 0.00 0.02 0.00 0.00 99.88 03:21:01 all 0.17 0.00 0.05 0.00 0.00 99.78 03:21:01 0 0.03 0.00 0.03 0.00 0.00 99.93 03:21:01 1 0.03 0.00 0.05 0.00 0.00 99.92 03:21:01 2 0.07 0.00 0.08 0.00 0.00 99.85 03:21:01 3 0.55 0.00 0.05 0.00 0.00 99.40 03:22:01 all 0.38 0.00 0.23 0.02 0.00 99.38 03:22:01 0 0.35 0.00 0.27 0.03 0.00 99.35 03:22:01 1 0.27 0.00 0.15 0.00 0.00 99.58 03:22:01 2 0.18 0.00 0.27 0.02 0.00 99.53 03:22:01 3 0.70 0.00 0.20 0.03 0.00 99.07 03:23:01 all 0.19 0.00 0.07 0.00 0.00 99.75 03:23:01 0 0.05 0.00 0.05 0.00 0.00 99.90 03:23:01 1 0.50 0.00 0.08 0.00 0.00 99.42 03:23:01 2 0.05 0.00 0.10 0.00 0.00 99.85 03:23:01 3 0.13 0.00 0.07 0.00 0.00 99.80 03:24:01 all 0.21 0.00 0.07 0.00 0.00 99.72 03:24:01 0 0.20 0.00 0.07 0.00 0.00 99.73 03:24:01 1 0.05 0.00 0.05 0.00 0.00 99.90 03:24:01 2 0.08 0.00 0.10 0.00 0.00 99.82 03:24:01 3 0.53 0.00 0.05 0.00 0.00 99.42 Average: all 0.66 0.00 0.23 0.12 0.00 99.00 Average: 0 0.73 0.00 0.21 0.05 0.00 99.01 Average: 1 0.66 0.00 0.22 0.12 0.00 99.01 Average: 2 0.52 0.00 0.27 0.19 0.00 99.01 Average: 3 0.74 0.00 0.20 0.10 0.00 98.96