---> uname -a: Linux 7ddd12272942 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-304 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-304@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 637 64 0 1136 1096 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) 03/16/20 _x86_64_ (4 CPU) 21:22:50 LINUX RESTART 21:24:02 tps rtps wtps bread/s bwrtn/s 21:25:01 3.78 0.00 3.78 0.00 119.40 21:26:01 0.27 0.00 0.27 0.00 3.33 21:27:01 0.32 0.00 0.32 0.00 3.48 21:28:02 0.25 0.00 0.25 0.00 2.70 21:29:01 0.36 0.00 0.36 0.00 4.62 21:30:01 0.40 0.02 0.38 0.13 4.10 Average: 0.89 0.00 0.88 0.02 22.72 21:24:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 190220 1692084 89.89 2620 1140192 908256 30.99 431668 1104788 8 21:26:01 190520 1691784 89.88 2620 1140196 906224 30.92 432104 1104304 16 21:27:01 191024 1691280 89.85 2620 1140204 906068 30.91 434304 1101308 12 21:28:02 191112 1691192 89.85 2620 1140204 906068 30.91 434320 1101308 8 21:29:01 190940 1691364 89.86 2620 1140216 906140 30.92 434600 1101300 8 21:30:01 191128 1691176 89.85 2620 1140224 906068 30.91 434244 1101300 8 Average: 190824 1691480 89.86 2620 1140206 906471 30.93 433540 1102385 10 21:24:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:25:01 eth0 2.01 0.54 0.39 0.19 0.00 0.00 0.00 21:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:26:01 eth0 0.72 0.47 0.29 0.21 0.00 0.00 0.00 21:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:27:01 eth0 0.12 0.10 0.01 0.04 0.00 0.00 0.00 21:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:28:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 21:28:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:28:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:29:01 eth0 0.39 0.34 0.21 0.08 0.00 0.00 0.00 21:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 21:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.57 0.27 0.15 0.09 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) 03/16/20 _x86_64_ (4 CPU) 21:22:50 LINUX RESTART 21:24:02 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 0.22 0.00 0.08 0.00 0.00 99.70 21:25:01 0 0.03 0.00 0.07 0.00 0.00 99.90 21:25:01 1 0.58 0.00 0.05 0.00 0.00 99.37 21:25:01 2 0.17 0.00 0.12 0.00 0.00 99.71 21:25:01 3 0.08 0.00 0.05 0.00 0.02 99.85 21:26:01 all 0.19 0.00 0.06 0.00 0.00 99.75 21:26:01 0 0.35 0.00 0.05 0.00 0.00 99.60 21:26:01 1 0.25 0.00 0.05 0.00 0.00 99.70 21:26:01 2 0.10 0.00 0.05 0.00 0.00 99.85 21:26:01 3 0.08 0.00 0.10 0.00 0.00 99.82 21:27:01 all 0.17 0.00 0.07 0.00 0.00 99.76 21:27:01 0 0.30 0.00 0.12 0.00 0.02 99.57 21:27:01 1 0.07 0.00 0.03 0.00 0.00 99.90 21:27:01 2 0.27 0.00 0.08 0.00 0.02 99.63 21:27:01 3 0.05 0.00 0.03 0.00 0.00 99.92 21:28:02 all 0.18 0.00 0.05 0.00 0.00 99.76 21:28:02 0 0.05 0.00 0.03 0.00 0.00 99.92 21:28:02 1 0.03 0.00 0.05 0.00 0.00 99.92 21:28:02 2 0.55 0.00 0.08 0.00 0.00 99.37 21:28:02 3 0.08 0.00 0.07 0.00 0.00 99.85 21:29:01 all 0.11 0.00 0.06 0.00 0.00 99.83 21:29:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:29:01 1 0.08 0.00 0.07 0.00 0.00 99.85 21:29:01 2 0.31 0.00 0.08 0.00 0.00 99.61 21:29:01 3 0.08 0.00 0.05 0.00 0.00 99.86 21:30:01 all 0.06 0.00 0.05 0.00 0.00 99.90 21:30:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:30:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:30:01 2 0.08 0.00 0.07 0.00 0.00 99.85 21:30:01 3 0.08 0.00 0.05 0.00 0.00 99.87 Average: all 0.16 0.00 0.06 0.00 0.00 99.78 Average: 0 0.13 0.00 0.05 0.00 0.00 99.82 Average: 1 0.17 0.00 0.05 0.00 0.00 99.78 Average: 2 0.25 0.00 0.08 0.00 0.00 99.67 Average: 3 0.08 0.00 0.06 0.00 0.00 99.86