---> uname -a: Linux 1890ee63ad2d 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 7.6G 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 7.6G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master@tmp /dev/vda1 50.0G 7.6G 42.4G 15% /var/log/sa /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master ---> free -m: total used free shared buff/cache available Mem: 1838 724 89 0 1023 1047 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) 05/13/20 _x86_64_ (4 CPU) 17:03:20 LINUX RESTART 17:04:01 tps rtps wtps bread/s bwrtn/s 17:05:01 27.58 9.16 18.43 2141.10 2544.33 17:06:01 2.15 0.00 2.15 0.00 77.51 17:07:01 0.28 0.00 0.28 0.00 3.35 17:08:01 0.23 0.00 0.23 0.00 3.13 17:09:01 0.30 0.00 0.30 0.00 3.51 17:10:01 7.49 1.78 5.71 136.80 4016.22 17:11:01 378.84 171.22 207.62 7020.46 56382.60 Average: 59.60 26.04 33.56 1329.29 9011.57 17:04:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:05:01 188400 1693904 89.99 2620 1132956 935840 31.93 466980 1065388 12 17:06:01 193708 1688596 89.71 2620 1132960 898220 30.65 465052 1063068 12 17:07:01 193428 1688876 89.72 2620 1132964 898356 30.65 467608 1061080 8 17:08:01 192816 1689488 89.76 2620 1132972 898416 30.65 468168 1061000 8 17:09:01 193544 1688760 89.72 2620 1132976 898296 30.65 467516 1061000 8 17:10:01 73048 1809256 96.12 2620 1229800 978828 33.40 495864 1138272 60148 17:11:01 81248 1801056 95.68 2520 1074932 1015872 34.66 585980 922344 75144 Average: 159456 1722848 91.53 2606 1138509 931975 31.80 488167 1053165 19334 17:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:05:01 eth0 280.21 253.82 757.58 354.06 0.00 0.00 0.00 17:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:05:01 docker0 107.49 65.34 8.94 300.69 0.00 0.00 0.00 17:06:01 eth0 1.03 0.20 0.34 0.01 0.00 0.00 0.00 17:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:07:01 eth0 0.85 0.40 0.30 0.17 0.00 0.00 0.00 17:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:08:01 eth0 0.48 0.37 0.27 0.23 0.00 0.00 0.00 17:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:09:01 eth0 0.22 0.18 0.08 0.07 0.00 0.00 0.00 17:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 eth0 102.06 85.98 2994.37 8.14 0.00 0.00 0.00 17:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:11:01 eth0 414.37 308.04 4728.87 71.41 0.00 0.00 0.00 17:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:11:01 veth2837024 16.00 18.60 1.01 123.75 0.00 0.00 0.00 17:11:01 docker0 162.73 126.43 13.41 727.84 0.00 0.00 0.00 Average: eth0 114.24 92.76 1212.32 62.03 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2837024 2.29 2.66 0.14 17.69 0.00 0.00 0.00 Average: docker0 23.27 18.08 1.92 104.07 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) 05/13/20 _x86_64_ (4 CPU) 17:03:20 LINUX RESTART 17:04:01 CPU %user %nice %system %iowait %steal %idle 17:05:01 all 4.92 0.00 2.12 0.26 0.01 92.69 17:05:01 0 5.27 0.00 2.37 0.12 0.03 92.21 17:05:01 1 3.94 0.00 1.81 0.50 0.02 93.73 17:05:01 2 5.83 0.00 2.26 0.15 0.00 91.76 17:05:01 3 4.61 0.00 2.03 0.27 0.02 93.08 17:06:01 all 0.18 0.00 0.07 0.00 0.00 99.75 17:06:01 0 0.07 0.00 0.07 0.00 0.00 99.87 17:06:01 1 0.55 0.00 0.07 0.00 0.00 99.38 17:06:01 2 0.08 0.00 0.08 0.00 0.00 99.83 17:06:01 3 0.05 0.00 0.07 0.00 0.00 99.88 17:07:01 all 0.20 0.00 0.06 0.00 0.00 99.75 17:07:01 0 0.45 0.00 0.03 0.00 0.00 99.52 17:07:01 1 0.13 0.00 0.07 0.00 0.00 99.80 17:07:01 2 0.10 0.00 0.12 0.00 0.00 99.78 17:07:01 3 0.07 0.00 0.02 0.00 0.00 99.92 17:08:01 all 0.18 0.00 0.05 0.00 0.00 99.77 17:08:01 0 0.52 0.00 0.03 0.00 0.00 99.45 17:08:01 1 0.07 0.00 0.05 0.00 0.00 99.88 17:08:01 2 0.08 0.00 0.08 0.00 0.00 99.83 17:08:01 3 0.05 0.00 0.07 0.00 0.00 99.88 17:09:01 all 0.18 0.00 0.05 0.00 0.00 99.77 17:09:01 0 0.52 0.00 0.02 0.00 0.00 99.47 17:09:01 1 0.05 0.00 0.03 0.00 0.00 99.92 17:09:01 2 0.10 0.00 0.05 0.00 0.00 99.85 17:09:01 3 0.07 0.00 0.05 0.00 0.00 99.88 17:10:01 all 1.36 0.00 0.85 0.01 0.00 97.78 17:10:01 0 2.02 0.00 1.10 0.02 0.00 96.87 17:10:01 1 1.14 0.00 0.77 0.00 0.00 98.10 17:10:01 2 1.05 0.00 0.87 0.02 0.02 98.05 17:10:01 3 1.23 0.00 0.68 0.00 0.00 98.08 17:11:01 all 17.17 0.00 10.46 4.09 0.07 68.21 17:11:01 0 15.88 0.00 12.47 2.62 0.07 68.96 17:11:01 1 16.59 0.00 9.91 5.49 0.07 67.94 17:11:01 2 19.79 0.00 9.26 4.38 0.05 66.52 17:11:01 3 16.43 0.00 10.20 3.86 0.10 69.41 Average: all 3.41 0.00 1.93 0.61 0.01 94.04 Average: 0 3.49 0.00 2.27 0.39 0.01 93.84 Average: 1 3.17 0.00 1.79 0.84 0.01 94.18 Average: 2 3.81 0.00 1.80 0.64 0.01 93.74 Average: 3 3.17 0.00 1.85 0.58 0.02 94.39