---> uname -a: Linux 25f7489389ab 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 6.4G 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-314 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-314@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 625 76 0 1136 1106 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) 04/14/20 _x86_64_ (4 CPU) 21:12:44 LINUX RESTART 21:13:02 tps rtps wtps bread/s bwrtn/s 21:14:01 107.04 38.55 68.50 4993.67 30786.83 21:15:01 3.91 0.00 3.91 0.00 118.66 21:16:01 0.68 0.00 0.68 0.00 8.49 21:17:01 0.58 0.00 0.58 0.00 5.88 21:18:01 0.65 0.00 0.65 0.00 8.09 21:19:01 18.10 17.31 0.80 1712.33 9.81 Average: 21.60 9.23 12.37 1107.08 5086.54 21:13:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:14:01 176620 1705684 90.62 2620 1142908 943284 32.18 460196 1085928 20 21:15:01 184740 1697564 90.19 2620 1142944 901468 30.76 458108 1083380 12 21:16:01 182688 1699616 90.29 2620 1142952 901648 30.76 460136 1083368 8 21:17:01 182940 1699364 90.28 2620 1142952 901612 30.76 460984 1082332 8 21:18:01 183716 1698588 90.24 2620 1142960 901468 30.76 460156 1082332 8 21:19:01 118156 1764148 93.72 2620 1194208 929208 31.70 474120 1133376 72 Average: 171477 1710827 90.89 2620 1151487 913115 31.15 462283 1091786 21 21:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:14:01 eth0 707.70 517.54 1637.89 414.26 0.00 0.00 0.00 21:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:14:01 docker0 97.34 66.11 8.52 305.31 0.00 0.00 0.00 21:15:01 eth0 1.15 0.08 0.10 0.01 0.00 0.00 0.00 21:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:16:01 eth0 2.35 0.72 0.65 0.37 0.00 0.00 0.00 21:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:17:01 eth0 0.57 0.42 0.28 0.24 0.00 0.00 0.00 21:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:18:01 eth0 0.20 0.08 0.01 0.01 0.00 0.00 0.00 21:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:19:01 eth0 3.91 2.28 3.52 1.36 0.00 0.00 0.00 21:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 117.71 85.68 270.03 68.44 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 16.00 10.87 1.40 50.19 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) 04/14/20 _x86_64_ (4 CPU) 21:12:44 LINUX RESTART 21:13:02 CPU %user %nice %system %iowait %steal %idle 21:14:01 all 15.30 0.00 6.65 5.31 0.04 72.71 21:14:01 0 13.91 0.00 7.54 6.30 0.03 72.21 21:14:01 1 16.30 0.00 6.08 5.67 0.03 71.92 21:14:01 2 14.02 0.00 7.40 4.47 0.03 74.08 21:14:01 3 16.96 0.00 5.58 4.79 0.02 72.66 21:15:01 all 0.20 0.00 0.08 0.00 0.00 99.72 21:15:01 0 0.12 0.00 0.08 0.00 0.00 99.80 21:15:01 1 0.42 0.00 0.08 0.00 0.02 99.48 21:15:01 2 0.18 0.00 0.13 0.00 0.00 99.68 21:15:01 3 0.07 0.00 0.03 0.00 0.00 99.90 21:16:01 all 0.19 0.00 0.07 0.00 0.00 99.74 21:16:01 0 0.07 0.00 0.07 0.00 0.02 99.85 21:16:01 1 0.38 0.00 0.07 0.00 0.00 99.55 21:16:01 2 0.27 0.00 0.07 0.00 0.00 99.67 21:16:01 3 0.07 0.00 0.07 0.00 0.02 99.85 21:17:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:17:01 0 0.03 0.00 0.02 0.00 0.00 99.95 21:17:01 1 0.12 0.00 0.05 0.00 0.00 99.83 21:17:01 2 0.58 0.00 0.10 0.00 0.00 99.32 21:17:01 3 0.00 0.00 0.02 0.00 0.00 99.98 21:18:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:18:01 0 0.05 0.00 0.05 0.00 0.00 99.90 21:18:01 1 0.07 0.00 0.05 0.00 0.00 99.88 21:18:01 2 0.53 0.00 0.10 0.00 0.02 99.35 21:18:01 3 0.05 0.00 0.03 0.00 0.00 99.92 21:19:01 all 0.38 0.00 0.14 0.38 0.00 99.11 21:19:01 0 0.15 0.00 0.10 0.02 0.00 99.73 21:19:01 1 0.45 0.00 0.22 0.48 0.00 98.85 21:19:01 2 0.77 0.00 0.18 0.73 0.00 98.32 21:19:01 3 0.12 0.00 0.03 0.27 0.00 99.58 Average: all 2.67 0.00 1.15 0.93 0.01 95.24 Average: 0 2.33 0.00 1.28 1.03 0.01 95.36 Average: 1 2.89 0.00 1.07 1.00 0.01 95.02 Average: 2 2.67 0.00 1.30 0.85 0.01 95.17 Average: 3 2.81 0.00 0.94 0.82 0.01 95.42