---> uname -a: Linux 3a8d758cfe79 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: 2933.436 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% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-325 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-325@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 622 75 0 1140 1110 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) 04/17/20 _x86_64_ (4 CPU) 18:10:26 LINUX RESTART 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 48.89 11.55 37.35 2475.59 4575.05 18:13:02 3.81 0.02 3.80 0.53 92.66 18:14:01 0.69 0.00 0.69 0.00 8.79 18:15:01 0.25 0.00 0.25 0.00 3.56 Average: 13.48 2.90 10.57 622.11 1175.77 18:11:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 178040 1704264 90.54 2620 1153472 950736 32.44 464892 1077660 112 18:13:02 186772 1695532 90.08 2620 1153476 898716 30.66 459724 1075176 8 18:14:01 185452 1696852 90.15 2620 1153488 898972 30.67 462416 1073676 12 18:15:01 185636 1696668 90.14 2620 1153488 899012 30.67 462456 1073676 20 Average: 183975 1698329 90.23 2620 1153481 911859 31.11 462372 1075047 38 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:12:01 eth0 467.29 399.62 1278.38 392.11 0.00 0.00 0.00 18:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:12:01 docker0 113.54 92.75 9.51 302.36 0.00 0.00 0.00 18:13:02 eth0 0.80 0.15 0.06 0.02 0.00 0.00 0.00 18:13:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:13:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 eth0 1.73 0.49 0.37 0.18 0.00 0.00 0.00 18:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 eth0 1.13 0.32 0.33 0.20 0.00 0.00 0.00 18:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 118.32 100.64 321.37 98.62 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 28.53 23.30 2.39 75.97 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) 04/17/20 _x86_64_ (4 CPU) 18:10:26 LINUX RESTART 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 11.89 0.00 3.84 1.45 2.51 80.31 18:12:01 0 10.53 0.00 4.38 0.25 2.74 82.09 18:12:01 1 10.74 0.00 3.86 2.18 2.57 80.65 18:12:01 2 13.21 0.00 3.59 3.20 2.37 77.63 18:12:01 3 13.08 0.00 3.50 0.15 2.36 80.91 18:13:02 all 0.18 0.00 0.06 0.00 0.01 99.75 18:13:02 0 0.05 0.00 0.05 0.00 0.02 99.88 18:13:02 1 0.07 0.00 0.08 0.00 0.02 99.83 18:13:02 2 0.55 0.00 0.05 0.00 0.03 99.37 18:13:02 3 0.07 0.00 0.07 0.00 0.00 99.87 18:14:01 all 0.19 0.00 0.06 0.00 0.02 99.74 18:14:01 0 0.10 0.00 0.05 0.00 0.00 99.85 18:14:01 1 0.05 0.00 0.05 0.00 0.02 99.88 18:14:01 2 0.27 0.00 0.03 0.00 0.02 99.68 18:14:01 3 0.32 0.00 0.08 0.00 0.02 99.58 18:15:01 all 0.17 0.00 0.05 0.00 0.01 99.77 18:15:01 0 0.07 0.00 0.05 0.00 0.00 99.88 18:15:01 1 0.48 0.00 0.07 0.00 0.02 99.43 18:15:01 2 0.07 0.00 0.07 0.00 0.00 99.87 18:15:01 3 0.07 0.00 0.05 0.00 0.02 99.87 Average: all 3.10 0.00 1.00 0.36 0.64 94.91 Average: 0 2.67 0.00 1.13 0.06 0.68 95.46 Average: 1 2.83 0.00 1.01 0.55 0.65 94.95 Average: 2 3.51 0.00 0.93 0.80 0.60 94.16 Average: 3 3.37 0.00 0.92 0.04 0.60 95.07