---> uname -a: Linux 72c934870c5d 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: 2933.396 BogoMIPS: 5866.79 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% /w/workspace/exfoundry_go-mod-messaging_PR-38 /dev/vda1 50.0G 6.2G 43.8G 12% /w/workspace/exfoundry_go-mod-messaging_PR-38@tmp /dev/vda1 50.0G 6.2G 43.8G 12% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 617 72 0 1148 1116 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) 01/07/20 _x86_64_ (4 CPU) 19:34:43 LINUX RESTART 19:35:02 tps rtps wtps bread/s bwrtn/s 19:36:01 89.69 38.76 50.93 4959.65 11622.46 19:37:01 3.90 0.00 3.90 0.00 118.18 19:38:01 0.32 0.00 0.32 0.00 3.90 19:39:02 0.58 0.00 0.58 0.00 6.93 19:40:01 0.78 0.00 0.78 0.00 8.71 Average: 18.89 7.68 11.21 982.42 2329.90 19:35:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:36:01 114028 1768276 93.94 2620 1216484 955388 32.60 424808 1183372 16 19:37:01 122452 1759852 93.49 2620 1216516 922836 31.49 420608 1182060 8 19:38:01 123500 1758804 93.44 2620 1216524 910712 31.07 422424 1180056 8 19:39:02 123148 1759156 93.46 2620 1216524 910724 31.07 424256 1178108 12 19:40:01 124284 1758020 93.40 2620 1216532 910568 31.07 423516 1178108 8 Average: 121482 1760822 93.55 2620 1216516 922046 31.46 423122 1180341 10 19:35:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:36:01 eth0 415.71 288.76 995.90 89.50 0.00 0.00 0.00 19:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:36:01 docker0 0.78 0.64 0.18 1.10 0.00 0.00 0.00 19:37:01 eth0 1.98 0.42 0.39 0.21 0.00 0.00 0.00 19:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:38:01 eth0 2.20 0.52 0.65 0.36 0.00 0.00 0.00 19:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:39:02 eth0 1.08 0.70 0.59 0.43 0.00 0.00 0.00 19:39:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:39:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 19:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 83.43 57.54 197.60 17.93 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.15 0.13 0.04 0.22 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) 01/07/20 _x86_64_ (4 CPU) 19:34:43 LINUX RESTART 19:35:02 CPU %user %nice %system %iowait %steal %idle 19:36:01 all 12.79 0.00 5.45 2.56 0.02 79.18 19:36:01 0 12.44 0.00 6.33 3.60 0.02 77.61 19:36:01 1 11.99 0.00 5.30 1.69 0.02 81.00 19:36:01 2 13.31 0.00 5.07 3.09 0.03 78.51 19:36:01 3 13.42 0.00 5.10 1.87 0.03 79.58 19:37:01 all 0.16 0.00 0.07 0.00 0.00 99.77 19:37:01 0 0.05 0.00 0.05 0.00 0.00 99.90 19:37:01 1 0.07 0.00 0.07 0.00 0.00 99.87 19:37:01 2 0.45 0.00 0.07 0.00 0.00 99.48 19:37:01 3 0.07 0.00 0.07 0.00 0.00 99.87 19:38:01 all 0.18 0.00 0.05 0.00 0.00 99.77 19:38:01 0 0.05 0.00 0.05 0.00 0.00 99.90 19:38:01 1 0.08 0.00 0.05 0.00 0.00 99.87 19:38:01 2 0.22 0.00 0.03 0.00 0.00 99.75 19:38:01 3 0.38 0.00 0.03 0.00 0.00 99.58 19:39:02 all 0.18 0.00 0.05 0.00 0.00 99.77 19:39:02 0 0.10 0.00 0.07 0.00 0.00 99.83 19:39:02 1 0.08 0.00 0.08 0.00 0.02 99.82 19:39:02 2 0.03 0.00 0.03 0.00 0.00 99.93 19:39:02 3 0.50 0.00 0.05 0.00 0.00 99.45 19:40:01 all 0.19 0.00 0.06 0.00 0.00 99.75 19:40:01 0 0.02 0.00 0.05 0.00 0.00 99.93 19:40:01 1 0.08 0.00 0.07 0.00 0.00 99.85 19:40:01 2 0.12 0.00 0.07 0.00 0.00 99.81 19:40:01 3 0.52 0.00 0.05 0.00 0.00 99.42 Average: all 2.66 0.00 1.12 0.50 0.01 95.71 Average: 0 2.49 0.00 1.29 0.71 0.00 95.50 Average: 1 2.43 0.00 1.10 0.33 0.01 96.13 Average: 2 2.79 0.00 1.04 0.61 0.01 95.56 Average: 3 2.93 0.00 1.04 0.37 0.01 95.65