---> uname -a: Linux ac8f94a854b2 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-338 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-338@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 611 77 0 1149 1122 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) 04/24/20 _x86_64_ (4 CPU) 20:10:31 LINUX RESTART 20:11:02 tps rtps wtps bread/s bwrtn/s 20:12:01 53.52 13.75 39.77 2736.47 4632.59 20:13:01 2.56 0.00 2.56 0.00 87.86 20:14:01 0.67 0.00 0.67 0.00 8.09 20:15:01 0.62 0.00 0.62 0.00 7.66 20:16:01 0.57 0.00 0.57 0.00 5.83 20:17:01 23.49 22.67 0.82 1739.13 14.74 Average: 13.46 6.05 7.41 740.50 782.37 20:11:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:12:01 167580 1714724 91.10 2620 1161356 921460 31.44 463476 1088444 116 20:13:01 174864 1707440 90.71 2620 1161368 889696 30.36 459900 1086212 12 20:14:01 173788 1708516 90.77 2620 1161380 889840 30.36 466184 1080720 8 20:15:01 173504 1708800 90.78 2620 1161380 889864 30.36 466344 1080720 8 20:16:01 174816 1707488 90.71 2620 1161388 889696 30.36 465412 1080720 8 20:17:01 100596 1781708 94.66 2620 1213536 917420 31.30 480676 1132460 72 Average: 160858 1721446 91.45 2620 1170068 899663 30.70 466999 1091546 37 20:11:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:12:01 eth0 537.22 449.81 1428.22 408.51 0.00 0.00 0.00 20:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:12:01 docker0 111.55 68.59 9.03 304.64 0.00 0.00 0.00 20:13:01 eth0 0.93 0.12 0.07 0.02 0.00 0.00 0.00 20:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 eth0 0.77 0.42 0.30 0.21 0.00 0.00 0.00 20:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 eth0 0.52 0.38 0.27 0.20 0.00 0.00 0.00 20:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:16:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:17:01 eth0 6.95 4.68 7.29 2.70 0.00 0.00 0.00 20:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 89.86 74.90 236.13 67.69 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 18.34 11.28 1.48 50.08 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) 04/24/20 _x86_64_ (4 CPU) 20:10:31 LINUX RESTART 20:11:02 CPU %user %nice %system %iowait %steal %idle 20:12:01 all 9.50 0.00 2.69 0.85 0.01 86.94 20:12:01 0 8.73 0.00 3.11 0.53 0.00 87.63 20:12:01 1 9.46 0.00 2.66 2.35 0.00 85.52 20:12:01 2 9.48 0.00 2.65 0.44 0.02 87.41 20:12:01 3 10.34 0.00 2.34 0.09 0.02 87.22 20:13:01 all 0.16 0.00 0.05 0.00 0.00 99.79 20:13:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:13:01 1 0.08 0.00 0.07 0.00 0.02 99.83 20:13:01 2 0.22 0.00 0.08 0.00 0.00 99.70 20:13:01 3 0.32 0.00 0.03 0.00 0.00 99.65 20:14:01 all 0.22 0.00 0.05 0.00 0.00 99.74 20:14:01 0 0.12 0.00 0.05 0.00 0.00 99.83 20:14:01 1 0.12 0.00 0.07 0.00 0.00 99.82 20:14:01 2 0.08 0.00 0.05 0.00 0.00 99.87 20:14:01 3 0.57 0.00 0.05 0.00 0.00 99.38 20:15:01 all 0.18 0.00 0.04 0.00 0.00 99.78 20:15:01 0 0.00 0.00 0.00 0.00 0.00 100.00 20:15:01 1 0.08 0.00 0.05 0.00 0.00 99.87 20:15:01 2 0.07 0.00 0.03 0.00 0.00 99.90 20:15:01 3 0.55 0.00 0.05 0.00 0.00 99.40 20:16:01 all 0.19 0.00 0.05 0.00 0.00 99.76 20:16:01 0 0.03 0.00 0.05 0.00 0.00 99.92 20:16:01 1 0.08 0.00 0.05 0.00 0.00 99.87 20:16:01 2 0.58 0.00 0.03 0.00 0.02 99.37 20:16:01 3 0.08 0.00 0.05 0.00 0.00 99.87 20:17:01 all 0.58 0.00 0.35 0.52 0.00 98.55 20:17:01 0 0.50 0.00 0.47 0.15 0.00 98.88 20:17:01 1 0.55 0.00 0.28 0.12 0.00 99.05 20:17:01 2 1.08 0.00 0.40 1.17 0.00 97.35 20:17:01 3 0.15 0.00 0.22 0.67 0.00 98.97 Average: all 1.77 0.00 0.53 0.23 0.00 97.47 Average: 0 1.54 0.00 0.61 0.11 0.00 97.75 Average: 1 1.70 0.00 0.52 0.40 0.00 97.37 Average: 2 1.89 0.00 0.53 0.27 0.01 97.31 Average: 3 1.97 0.00 0.45 0.13 0.00 97.45