---> uname -a: Linux 5d8f46e97f7c 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% /w/workspace/ndry_app-functions-sdk-go_PR-314 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-314@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 632 68 0 1137 1100 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) 23:41:05 LINUX RESTART 23:42:02 tps rtps wtps bread/s bwrtn/s 23:43:01 38.29 6.87 31.42 1924.47 2653.82 23:44:01 4.26 0.00 4.26 0.00 136.44 23:45:01 0.27 0.00 0.27 0.00 4.01 23:46:01 0.27 0.00 0.27 0.00 2.95 23:47:01 0.27 0.00 0.27 0.00 4.11 23:48:01 0.33 0.00 0.33 0.00 5.09 Average: 7.20 1.13 6.07 316.40 461.82 23:42:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:43:01 180936 1701368 90.39 2620 1155384 1007340 34.37 470832 1068968 108 23:44:01 196372 1685932 89.57 2620 1155388 897524 30.62 461056 1068108 12 23:45:01 192128 1690176 89.79 2620 1155400 897892 30.64 465116 1068036 8 23:46:01 193896 1688408 89.70 2620 1155400 897592 30.63 480100 1051464 8 23:47:01 193636 1688668 89.71 2620 1155408 897708 30.63 480756 1051464 8 23:48:01 190188 1692116 89.90 2620 1155412 897868 30.63 483908 1051464 8 Average: 191193 1691111 89.84 2620 1155399 915987 31.25 473628 1059917 25 23:42:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:43:01 eth0 175.79 183.43 756.71 359.60 0.00 0.00 0.00 23:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:43:01 docker0 93.57 66.53 8.42 303.01 0.00 0.00 0.00 23:44:01 eth0 1.85 0.08 0.16 0.01 0.00 0.00 0.00 23:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:45:01 eth0 1.90 1.15 1.51 0.61 0.00 0.00 0.00 23:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:46:01 eth0 0.92 0.07 0.07 0.01 0.00 0.00 0.00 23:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:01 eth0 0.82 0.20 0.19 0.07 0.00 0.00 0.00 23:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 eth0 1.88 0.65 0.61 0.41 0.00 0.00 0.00 23:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 30.13 30.52 124.83 59.31 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.38 10.94 1.38 49.82 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) 23:41:05 LINUX RESTART 23:42:02 CPU %user %nice %system %iowait %steal %idle 23:43:01 all 4.81 0.00 2.64 1.28 13.04 78.24 23:43:01 0 3.44 0.00 2.96 0.57 13.91 79.13 23:43:01 1 5.51 0.00 2.80 2.56 11.79 77.34 23:43:01 2 5.18 0.00 2.09 0.95 12.41 79.37 23:43:01 3 5.12 0.00 2.70 1.05 14.03 77.11 23:44:01 all 0.12 0.00 0.07 0.00 0.35 99.46 23:44:01 0 0.05 0.00 0.07 0.00 0.13 99.75 23:44:01 1 0.37 0.00 0.08 0.00 0.45 99.10 23:44:01 2 0.05 0.00 0.05 0.00 0.22 99.68 23:44:01 3 0.03 0.00 0.08 0.00 0.63 99.25 23:45:01 all 0.13 0.00 0.06 0.00 0.40 99.41 23:45:01 0 0.08 0.00 0.05 0.00 0.52 99.35 23:45:01 1 0.28 0.00 0.08 0.00 0.50 99.13 23:45:01 2 0.05 0.00 0.03 0.00 0.25 99.67 23:45:01 3 0.10 0.00 0.10 0.00 0.30 99.50 23:46:01 all 0.11 0.00 0.07 0.00 0.44 99.39 23:46:01 0 0.02 0.00 0.00 0.00 0.81 99.17 23:46:01 1 0.23 0.00 0.13 0.00 0.37 99.27 23:46:01 2 0.13 0.00 0.07 0.00 0.48 99.32 23:46:01 3 0.03 0.00 0.02 0.00 0.10 99.85 23:47:01 all 0.08 0.00 0.03 0.00 1.49 98.40 23:47:01 0 0.03 0.00 0.03 0.00 0.83 99.11 23:47:01 1 0.07 0.00 0.05 0.00 1.77 98.11 23:47:01 2 0.18 0.00 0.03 0.00 1.66 98.13 23:47:01 3 0.03 0.00 0.02 0.00 1.69 98.26 23:48:01 all 0.12 0.00 0.04 0.00 0.42 99.42 23:48:01 0 0.03 0.00 0.03 0.00 0.42 99.52 23:48:01 1 0.05 0.00 0.07 0.00 0.37 99.52 23:48:01 2 0.35 0.00 0.03 0.00 0.58 99.04 23:48:01 3 0.05 0.00 0.03 0.00 0.35 99.57 Average: all 0.91 0.00 0.49 0.22 2.72 95.66 Average: 0 0.62 0.00 0.53 0.10 2.82 95.93 Average: 1 1.10 0.00 0.54 0.43 2.57 95.35 Average: 2 1.00 0.00 0.39 0.16 2.63 95.82 Average: 3 0.90 0.00 0.50 0.18 2.88 95.54