---> uname -a: Linux 4ca86cc2308d 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: 2933.442 BogoMIPS: 5866.88 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 7.5G 42.4G 15% / 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 7.5G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 7.5G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master@tmp /dev/vda1 50.0G 7.5G 42.4G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 731 91 0 1014 1040 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 16: eth0@if17: 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) 04/21/20 _x86_64_ (4 CPU) 20:03:01 LINUX RESTART 20:04:01 tps rtps wtps bread/s bwrtn/s 20:05:01 12.87 0.00 12.87 0.00 2702.60 20:06:01 0.37 0.00 0.37 0.00 5.41 20:07:01 0.30 0.00 0.30 0.00 3.65 20:08:01 0.28 0.00 0.28 0.00 4.01 20:09:01 0.28 0.00 0.28 0.00 4.31 20:10:01 0.65 0.35 0.30 9.86 5.50 20:11:01 356.75 148.80 207.95 6623.35 58597.45 Average: 53.32 21.41 31.91 952.23 8801.11 20:04:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:05:01 179228 1703076 90.48 2620 1156848 944436 32.22 463340 1079032 20 20:06:01 176168 1706136 90.64 2620 1156852 927044 31.63 467320 1078308 16 20:07:01 177276 1705028 90.58 2620 1156864 911580 31.10 467672 1076888 20 20:08:01 177492 1704812 90.57 2620 1156864 911592 31.10 467780 1076888 16 20:09:01 177584 1704720 90.57 2620 1156872 911532 31.10 467576 1076888 16 20:10:01 158692 1723612 91.57 2620 1157276 926056 31.60 479836 1076328 128 20:11:01 76636 1805668 95.93 2588 1094712 1019948 34.80 547744 981864 28300 Average: 160439 1721865 91.48 2615 1148041 936027 31.94 480181 1063742 4074 20:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:05:01 eth0 2.26 0.52 0.65 0.40 0.00 0.00 0.00 20:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:06:01 eth0 2.05 0.70 0.86 0.58 0.00 0.00 0.00 20:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:07:01 eth0 1.17 0.28 0.33 0.17 0.00 0.00 0.00 20:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:08:01 eth0 1.63 0.32 0.36 0.23 0.00 0.00 0.00 20:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:09:01 eth0 1.33 0.35 0.46 0.26 0.00 0.00 0.00 20:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 eth0 4.21 2.83 4.29 1.51 0.00 0.00 0.00 20:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:11:01 veth8f2e77f 2.47 1.74 0.18 0.36 0.00 0.00 0.00 20:11:01 eth0 1216.74 897.42 8919.83 487.58 0.00 0.00 0.00 20:11:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 20:11:01 docker0 145.31 101.69 12.36 572.44 0.00 0.00 0.00 Average: veth8f2e77f 0.35 0.25 0.03 0.05 0.00 0.00 0.00 Average: eth0 174.67 128.83 1280.50 70.00 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 20.86 14.60 1.77 82.18 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) 04/21/20 _x86_64_ (4 CPU) 20:03:01 LINUX RESTART 20:04:01 CPU %user %nice %system %iowait %steal %idle 20:05:01 all 0.28 0.00 0.12 0.00 0.00 99.60 20:05:01 0 0.12 0.00 0.07 0.00 0.00 99.82 20:05:01 1 0.22 0.00 0.22 0.00 0.00 99.57 20:05:01 2 0.18 0.00 0.12 0.00 0.00 99.70 20:05:01 3 0.60 0.00 0.05 0.00 0.00 99.35 20:06:01 all 0.23 0.00 0.06 0.00 0.00 99.72 20:06:01 0 0.10 0.00 0.08 0.00 0.00 99.82 20:06:01 1 0.13 0.00 0.05 0.00 0.02 99.80 20:06:01 2 0.08 0.00 0.07 0.00 0.00 99.85 20:06:01 3 0.60 0.00 0.05 0.00 0.00 99.35 20:07:01 all 0.20 0.00 0.07 0.00 0.00 99.73 20:07:01 0 0.05 0.00 0.05 0.00 0.00 99.90 20:07:01 1 0.07 0.00 0.12 0.00 0.00 99.82 20:07:01 2 0.07 0.00 0.05 0.00 0.00 99.88 20:07:01 3 0.57 0.00 0.05 0.00 0.00 99.38 20:08:01 all 0.19 0.00 0.05 0.00 0.00 99.77 20:08:01 0 0.37 0.00 0.03 0.00 0.00 99.60 20:08:01 1 0.07 0.00 0.07 0.00 0.00 99.87 20:08:01 2 0.05 0.00 0.05 0.00 0.00 99.90 20:08:01 3 0.27 0.00 0.05 0.00 0.00 99.68 20:09:01 all 0.18 0.00 0.05 0.00 0.00 99.77 20:09:01 0 0.52 0.00 0.02 0.00 0.00 99.47 20:09:01 1 0.07 0.00 0.07 0.00 0.00 99.87 20:09:01 2 0.07 0.00 0.03 0.00 0.00 99.90 20:09:01 3 0.10 0.00 0.07 0.00 0.00 99.83 20:10:01 all 0.43 0.00 0.31 0.00 0.00 99.26 20:10:01 0 0.80 0.00 0.33 0.02 0.02 98.83 20:10:01 1 0.33 0.00 0.28 0.00 0.00 99.38 20:10:01 2 0.28 0.00 0.42 0.00 0.00 99.30 20:10:01 3 0.27 0.00 0.20 0.02 0.00 99.52 20:11:01 all 16.63 0.00 10.30 5.14 0.06 67.86 20:11:01 0 15.68 0.00 10.67 6.45 0.08 67.11 20:11:01 1 16.82 0.00 10.96 4.13 0.07 68.02 20:11:01 2 16.14 0.00 9.44 2.99 0.05 71.38 20:11:01 3 17.88 0.00 10.14 7.02 0.05 64.91 Average: all 2.56 0.00 1.55 0.73 0.01 95.15 Average: 0 2.50 0.00 1.59 0.91 0.01 94.99 Average: 1 2.51 0.00 1.67 0.58 0.01 95.23 Average: 2 2.38 0.00 1.44 0.42 0.01 95.75 Average: 3 2.87 0.00 1.50 0.99 0.01 94.64