---> uname -a: Linux 1ca5e334d19e 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-322@tmp /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-322 ---> free -m: total used free shared buff/cache available Mem: 1838 635 77 0 1126 1099 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) 04/16/20 _x86_64_ (4 CPU) 15:49:02 LINUX RESTART 15:50:01 tps rtps wtps bread/s bwrtn/s 15:51:01 31.19 7.31 23.88 2056.12 2541.60 15:52:01 2.45 0.00 2.45 0.00 85.16 15:53:01 0.23 0.00 0.23 0.00 3.33 15:54:02 0.28 0.00 0.28 0.00 3.49 15:55:01 0.61 0.00 0.61 0.00 6.16 15:56:01 0.63 0.00 0.63 0.00 6.41 15:57:01 9.90 9.30 0.60 1638.88 8.82 Average: 6.49 2.38 4.11 529.19 380.25 15:50:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:51:01 178424 1703880 90.52 2620 1147888 977368 33.35 432956 1108304 128 15:52:01 187296 1695008 90.05 2620 1147896 903964 30.84 433368 1101484 20 15:53:01 185040 1697264 90.17 2620 1147900 903988 30.84 435484 1101480 16 15:54:02 184104 1698200 90.22 2620 1147904 904188 30.85 444276 1093272 8 15:55:01 185340 1696964 90.15 2620 1147912 904024 30.84 443420 1093272 8 15:56:01 186556 1695748 90.09 2620 1147916 903892 30.84 442728 1093272 8 15:57:01 111992 1770312 94.05 2620 1197224 931792 31.79 460544 1141548 76 Average: 174107 1708197 90.75 2620 1154949 918459 31.34 441825 1104662 38 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:51:01 eth0 214.03 219.45 759.28 353.27 0.00 0.00 0.00 15:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 docker0 123.25 81.44 10.26 302.52 0.00 0.00 0.00 15:52:01 eth0 1.08 0.45 0.32 0.18 0.00 0.00 0.00 15:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 eth0 1.68 0.32 0.36 0.20 0.00 0.00 0.00 15:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:02 eth0 1.43 0.25 0.35 0.22 0.00 0.00 0.00 15:54:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:01 eth0 0.61 0.34 0.40 0.26 0.00 0.00 0.00 15:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:56:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 15:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:57:01 eth0 6.84 4.93 7.71 2.78 0.00 0.00 0.00 15:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 32.33 32.34 110.06 51.12 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 17.65 11.67 1.47 43.33 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) 04/16/20 _x86_64_ (4 CPU) 15:49:02 LINUX RESTART 15:50:01 CPU %user %nice %system %iowait %steal %idle 15:51:01 all 4.57 0.00 2.36 0.41 13.21 79.45 15:51:01 0 6.22 0.00 2.51 0.35 13.68 77.23 15:51:01 1 5.08 0.00 2.67 0.21 13.50 78.54 15:51:01 2 3.65 0.00 2.25 0.08 13.12 80.91 15:51:01 3 3.32 0.00 2.01 1.02 12.58 81.08 15:52:01 all 0.13 0.00 0.06 0.00 0.24 99.57 15:52:01 0 0.07 0.00 0.05 0.00 0.42 99.47 15:52:01 1 0.22 0.00 0.07 0.00 0.25 99.47 15:52:01 2 0.20 0.00 0.08 0.00 0.20 99.52 15:52:01 3 0.07 0.00 0.05 0.00 0.10 99.78 15:53:01 all 0.08 0.00 0.05 0.00 0.82 99.06 15:53:01 0 0.05 0.00 0.03 0.00 1.24 98.68 15:53:01 1 0.18 0.00 0.05 0.00 0.75 99.02 15:53:01 2 0.05 0.00 0.05 0.00 0.13 99.77 15:53:01 3 0.03 0.00 0.05 0.00 1.14 98.78 15:54:02 all 0.11 0.00 0.04 0.00 0.30 99.55 15:54:02 0 0.02 0.00 0.02 0.00 0.35 99.62 15:54:02 1 0.35 0.00 0.03 0.00 0.27 99.35 15:54:02 2 0.03 0.00 0.07 0.00 0.23 99.67 15:54:02 3 0.05 0.00 0.03 0.00 0.35 99.57 15:55:01 all 0.11 0.00 0.05 0.00 0.68 99.17 15:55:01 0 0.02 0.00 0.02 0.00 0.51 99.46 15:55:01 1 0.27 0.00 0.03 0.00 0.64 99.05 15:55:01 2 0.07 0.00 0.08 0.00 0.51 99.34 15:55:01 3 0.07 0.00 0.03 0.00 1.08 98.82 15:56:01 all 0.14 0.00 0.04 0.00 0.12 99.70 15:56:01 0 0.03 0.00 0.05 0.00 0.08 99.83 15:56:01 1 0.42 0.00 0.03 0.00 0.17 99.38 15:56:01 2 0.05 0.00 0.03 0.00 0.07 99.85 15:56:01 3 0.05 0.00 0.05 0.00 0.18 99.72 15:57:01 all 0.53 0.00 0.40 0.26 0.67 98.14 15:57:01 0 0.51 0.00 0.51 0.13 0.86 97.98 15:57:01 1 0.65 0.00 0.28 0.00 0.63 98.44 15:57:01 2 0.25 0.00 0.35 0.02 0.55 98.84 15:57:01 3 0.70 0.00 0.48 0.90 0.65 97.26 Average: all 0.83 0.00 0.44 0.10 2.36 96.26 Average: 0 1.01 0.00 0.47 0.07 2.51 95.94 Average: 1 1.05 0.00 0.46 0.03 2.37 96.08 Average: 2 0.63 0.00 0.43 0.01 2.19 96.73 Average: 3 0.64 0.00 0.40 0.28 2.39 96.29