---> uname -a: Linux 8f4b80adcaba 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: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 6.4G 43.6G 13% / 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-313 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-313@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 626 74 0 1136 1105 Swap: 1023 0 1023 ---> 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) 04/01/20 _x86_64_ (4 CPU) 17:12:52 LINUX RESTART 17:14:01 tps rtps wtps bread/s bwrtn/s 17:15:01 12.57 0.00 12.57 0.00 2373.34 17:16:01 0.27 0.00 0.27 0.00 2.93 17:17:01 0.28 0.00 0.28 0.00 4.15 17:18:01 0.23 0.00 0.23 0.00 3.10 17:19:01 116.39 81.35 35.04 4278.43 16259.47 Average: 25.95 16.27 9.68 855.74 3728.84 17:14:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:15:01 197584 1684720 89.50 2620 1151068 908912 31.01 453584 1074792 8 17:16:01 197676 1684628 89.50 2620 1151076 908912 31.01 453928 1074492 12 17:17:01 196400 1685904 89.57 2620 1151084 909192 31.02 456352 1073428 8 17:18:01 195936 1686368 89.59 2620 1151084 909280 31.02 456580 1073428 8 17:19:01 111328 1770976 94.09 2620 1169900 991384 33.83 452836 1128672 101744 Average: 179785 1702519 90.45 2620 1154842 925536 31.58 454656 1084962 20356 17:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:15:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 17:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 eth0 0.53 0.10 0.05 0.01 0.00 0.00 0.00 17:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 eth0 0.77 0.47 0.30 0.21 0.00 0.00 0.00 17:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 eth0 1.35 0.40 0.33 0.21 0.00 0.00 0.00 17:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:01 eth0 116.35 92.94 2328.01 10.38 0.00 0.00 0.00 17:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 23.82 18.80 465.77 2.16 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 04/01/20 _x86_64_ (4 CPU) 17:12:52 LINUX RESTART 17:14:01 CPU %user %nice %system %iowait %steal %idle 17:15:01 all 0.19 0.00 0.09 0.00 0.00 99.72 17:15:01 0 0.05 0.00 0.07 0.00 0.00 99.88 17:15:01 1 0.07 0.00 0.13 0.00 0.00 99.80 17:15:01 2 0.07 0.00 0.07 0.00 0.00 99.87 17:15:01 3 0.57 0.00 0.12 0.00 0.00 99.32 17:16:01 all 0.15 0.00 0.05 0.00 0.00 99.80 17:16:01 0 0.08 0.00 0.08 0.00 0.00 99.83 17:16:01 1 0.05 0.00 0.03 0.00 0.00 99.92 17:16:01 2 0.02 0.00 0.03 0.00 0.00 99.95 17:16:01 3 0.48 0.00 0.03 0.00 0.00 99.48 17:17:01 all 0.20 0.00 0.07 0.00 0.00 99.72 17:17:01 0 0.07 0.00 0.03 0.00 0.00 99.90 17:17:01 1 0.05 0.00 0.08 0.00 0.00 99.87 17:17:01 2 0.12 0.00 0.07 0.00 0.00 99.82 17:17:01 3 0.55 0.00 0.12 0.00 0.00 99.33 17:18:01 all 0.19 0.00 0.04 0.00 0.00 99.77 17:18:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:18:01 1 0.07 0.00 0.05 0.00 0.00 99.88 17:18:01 2 0.12 0.00 0.07 0.00 0.00 99.82 17:18:01 3 0.57 0.00 0.03 0.00 0.00 99.40 17:19:01 all 4.59 0.00 2.75 1.28 0.01 91.37 17:19:01 0 3.76 0.00 2.78 0.28 0.02 93.16 17:19:01 1 5.42 0.00 2.72 2.77 0.02 89.07 17:19:01 2 4.33 0.00 2.61 0.59 0.02 92.45 17:19:01 3 4.84 0.00 2.88 1.47 0.02 90.79 Average: all 1.06 0.00 0.60 0.26 0.00 98.08 Average: 0 0.80 0.00 0.59 0.06 0.00 98.55 Average: 1 1.13 0.00 0.60 0.55 0.00 97.71 Average: 2 0.93 0.00 0.57 0.12 0.00 98.39 Average: 3 1.40 0.00 0.63 0.29 0.00 97.67