---> uname -a: Linux 843951ff30dc 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: 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 6.3G 43.7G 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-285 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-285@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 629 65 0 1143 1103 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) 02/24/20 _x86_64_ (4 CPU) 21:47:19 LINUX RESTART 21:48:01 tps rtps wtps bread/s bwrtn/s 21:49:01 21.96 6.76 15.20 921.35 2562.04 21:50:01 2.41 0.00 2.41 0.00 84.75 21:51:01 0.73 0.00 0.73 0.00 9.61 21:52:01 0.63 0.00 0.63 0.00 7.53 21:53:01 0.23 0.00 0.23 0.00 3.16 21:54:01 0.37 0.02 0.35 0.13 5.00 Average: 4.39 1.13 3.26 153.61 445.43 21:48:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:49:01 189548 1692756 89.93 2620 1128148 951968 32.48 466676 1069184 20 21:50:01 198560 1683744 89.45 2620 1128152 903996 30.84 462668 1066012 16 21:51:01 197300 1685004 89.52 2620 1128160 904300 30.85 467896 1062268 8 21:52:01 198880 1683424 89.43 2620 1128160 904060 30.85 466524 1062268 8 21:53:01 196416 1685888 89.57 2620 1128168 904144 30.85 470168 1061100 16 21:54:01 196544 1685760 89.56 2620 1128180 904132 30.85 470020 1061100 12 Average: 196208 1686096 89.58 2620 1128161 912100 31.12 467325 1063655 13 21:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:49:01 eth0 233.47 213.22 640.52 342.57 0.00 0.00 0.00 21:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 docker0 103.71 74.53 8.83 299.58 0.00 0.00 0.00 21:50:01 eth0 1.12 0.02 0.11 0.00 0.00 0.00 0.00 21:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 eth0 1.60 0.65 0.80 0.40 0.00 0.00 0.00 21:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:52:01 eth0 0.10 0.07 0.01 0.01 0.00 0.00 0.00 21:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:53:01 eth0 0.48 0.20 0.11 0.07 0.00 0.00 0.00 21:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:54:01 eth0 1.05 0.12 0.14 0.01 0.00 0.00 0.00 21:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 39.64 35.72 106.97 57.19 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 17.29 12.42 1.47 49.94 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) 02/24/20 _x86_64_ (4 CPU) 21:47:19 LINUX RESTART 21:48:01 CPU %user %nice %system %iowait %steal %idle 21:49:01 all 4.58 0.00 1.79 0.26 0.02 93.36 21:49:01 0 4.68 0.00 1.84 0.05 0.02 93.41 21:49:01 1 3.90 0.00 1.56 0.07 0.02 94.45 21:49:01 2 5.84 0.00 1.84 0.25 0.00 92.07 21:49:01 3 3.86 0.00 1.89 0.67 0.02 93.56 21:50:01 all 0.19 0.00 0.05 0.00 0.00 99.75 21:50:01 0 0.55 0.00 0.05 0.00 0.00 99.40 21:50:01 1 0.07 0.00 0.08 0.00 0.00 99.85 21:50:01 2 0.07 0.00 0.05 0.00 0.00 99.88 21:50:01 3 0.08 0.00 0.07 0.00 0.00 99.85 21:51:01 all 0.22 0.00 0.06 0.00 0.00 99.72 21:51:01 0 0.62 0.00 0.03 0.00 0.00 99.35 21:51:01 1 0.10 0.00 0.05 0.00 0.00 99.85 21:51:01 2 0.12 0.00 0.05 0.00 0.00 99.83 21:51:01 3 0.07 0.00 0.07 0.00 0.00 99.87 21:52:01 all 0.18 0.00 0.08 0.00 0.00 99.74 21:52:01 0 0.55 0.00 0.05 0.00 0.00 99.40 21:52:01 1 0.07 0.00 0.07 0.00 0.00 99.87 21:52:01 2 0.07 0.00 0.05 0.00 0.00 99.88 21:52:01 3 0.05 0.00 0.12 0.00 0.00 99.83 21:53:01 all 0.20 0.00 0.05 0.00 0.00 99.75 21:53:01 0 0.05 0.00 0.03 0.00 0.02 99.90 21:53:01 1 0.40 0.00 0.08 0.00 0.00 99.52 21:53:01 2 0.28 0.00 0.05 0.00 0.00 99.67 21:53:01 3 0.05 0.00 0.05 0.00 0.02 99.88 21:54:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:54:01 0 0.05 0.00 0.07 0.00 0.00 99.88 21:54:01 1 0.55 0.00 0.05 0.00 0.00 99.40 21:54:01 2 0.07 0.00 0.05 0.00 0.02 99.87 21:54:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.92 0.00 0.34 0.04 0.00 98.69 Average: 0 1.08 0.00 0.34 0.01 0.01 98.56 Average: 1 0.85 0.00 0.31 0.01 0.00 98.83 Average: 2 1.07 0.00 0.35 0.04 0.00 98.54 Average: 3 0.69 0.00 0.37 0.11 0.01 98.82