---> uname -a: Linux cb5506907e95 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: 2933.442 BogoMIPS: 5866.88 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-288 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-288@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 633 71 0 1133 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) 02/18/20 _x86_64_ (4 CPU) 23:30:03 LINUX RESTART 23:31:01 tps rtps wtps bread/s bwrtn/s 23:32:01 17.57 1.47 16.10 78.32 2478.35 23:33:01 2.96 0.00 2.96 0.00 87.50 23:34:01 0.65 0.00 0.65 0.00 7.41 23:35:01 0.65 0.00 0.65 0.00 6.68 23:36:01 0.57 0.00 0.57 0.00 6.18 23:37:01 0.67 0.02 0.65 0.13 6.89 23:38:01 0.63 0.00 0.63 0.00 6.28 Average: 3.39 0.21 3.17 11.21 371.39 23:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:32:01 196160 1686144 89.58 2620 1137484 935704 31.93 436652 1092748 16 23:33:01 203176 1679128 89.21 2620 1137488 902192 30.78 434292 1089068 8 23:34:01 199028 1683276 89.43 2620 1137500 902592 30.80 446052 1081176 8 23:35:01 196896 1685408 89.54 2620 1137500 902656 30.80 448356 1081176 8 23:36:01 199040 1683264 89.43 2620 1137504 902404 30.79 446840 1081176 8 23:37:01 199120 1683184 89.42 2620 1137516 902356 30.79 446612 1081176 8 23:38:01 210060 1672244 88.84 2620 1137516 902524 30.79 435220 1081176 8 Average: 200497 1681807 89.35 2620 1137501 907204 30.95 442003 1083957 9 23:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:32:01 eth0 119.20 73.31 26.55 314.85 0.00 0.00 0.00 23:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:32:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 23:33:01 eth0 1.30 0.08 0.12 0.01 0.00 0.00 0.00 23:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:34:01 eth0 1.75 0.80 0.64 0.41 0.00 0.00 0.00 23:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:35:01 eth0 0.68 0.40 0.28 0.21 0.00 0.00 0.00 23:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:36:01 eth0 0.48 0.13 0.15 0.07 0.00 0.00 0.00 23:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:37:01 eth0 0.80 0.22 0.16 0.01 0.00 0.00 0.00 23:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:38:01 eth0 0.63 0.38 0.27 0.18 0.00 0.00 0.00 23:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 17.84 10.76 4.02 45.11 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 02/18/20 _x86_64_ (4 CPU) 23:30:03 LINUX RESTART 23:31:01 CPU %user %nice %system %iowait %steal %idle 23:32:01 all 1.93 0.00 0.40 0.03 0.01 97.63 23:32:01 0 2.02 0.00 0.43 0.07 0.02 97.46 23:32:01 1 1.13 0.00 0.42 0.00 0.00 98.45 23:32:01 2 2.90 0.00 0.45 0.03 0.00 96.62 23:32:01 3 1.65 0.00 0.28 0.02 0.02 98.03 23:33:01 all 0.20 0.00 0.06 0.00 0.00 99.74 23:33:01 0 0.52 0.00 0.05 0.00 0.00 99.43 23:33:01 1 0.10 0.00 0.08 0.00 0.00 99.82 23:33:01 2 0.08 0.00 0.05 0.00 0.00 99.87 23:33:01 3 0.12 0.00 0.07 0.00 0.00 99.82 23:34:01 all 0.19 0.00 0.08 0.00 0.00 99.72 23:34:01 0 0.53 0.00 0.05 0.00 0.00 99.42 23:34:01 1 0.07 0.00 0.05 0.00 0.02 99.87 23:34:01 2 0.08 0.00 0.17 0.00 0.02 99.73 23:34:01 3 0.07 0.00 0.08 0.00 0.00 99.85 23:35:01 all 0.18 0.00 0.08 0.00 0.00 99.75 23:35:01 0 0.45 0.00 0.05 0.00 0.00 99.50 23:35:01 1 0.10 0.00 0.07 0.00 0.00 99.83 23:35:01 2 0.10 0.00 0.13 0.00 0.00 99.77 23:35:01 3 0.05 0.00 0.05 0.00 0.00 99.90 23:36:01 all 0.07 0.00 0.05 0.00 0.00 99.88 23:36:01 0 0.02 0.00 0.02 0.00 0.00 99.97 23:36:01 1 0.15 0.00 0.07 0.00 0.00 99.78 23:36:01 2 0.07 0.00 0.03 0.00 0.00 99.90 23:36:01 3 0.07 0.00 0.05 0.00 0.00 99.88 23:37:01 all 0.11 0.00 0.05 0.00 0.00 99.84 23:37:01 0 0.17 0.00 0.03 0.00 0.00 99.80 23:37:01 1 0.08 0.00 0.05 0.00 0.00 99.87 23:37:01 2 0.07 0.00 0.05 0.00 0.00 99.88 23:37:01 3 0.08 0.00 0.03 0.00 0.02 99.87 23:38:01 all 0.07 0.00 0.06 0.00 0.00 99.87 23:38:01 0 0.10 0.00 0.05 0.00 0.00 99.85 23:38:01 1 0.08 0.00 0.07 0.00 0.00 99.85 23:38:01 2 0.05 0.00 0.08 0.00 0.00 99.87 23:38:01 3 0.08 0.00 0.07 0.00 0.00 99.85 Average: all 0.39 0.00 0.11 0.00 0.00 99.49 Average: 0 0.54 0.00 0.10 0.01 0.00 99.35 Average: 1 0.25 0.00 0.11 0.00 0.00 99.64 Average: 2 0.48 0.00 0.14 0.00 0.00 99.38 Average: 3 0.30 0.00 0.09 0.00 0.00 99.60