---> uname -a: Linux c94aaed9bc5c 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% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-348 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-348@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 631 75 0 1131 1103 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) 05/01/20 _x86_64_ (4 CPU) 15:56:52 LINUX RESTART 15:58:01 tps rtps wtps bread/s bwrtn/s 15:59:01 13.24 0.00 13.24 0.00 2401.92 16:00:01 0.85 0.02 0.83 0.53 11.91 16:01:01 0.67 0.02 0.65 0.13 8.48 16:02:01 0.88 0.13 0.75 2.66 11.29 16:03:01 0.77 0.00 0.77 0.00 9.81 16:04:01 0.55 0.02 0.53 0.13 5.78 Average: 2.83 0.03 2.79 0.58 408.14 15:58:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:59:01 189792 1692512 89.92 2620 1145592 921460 31.44 463032 1068412 8 16:00:01 188004 1694300 90.01 2620 1145600 908432 31.00 465812 1067640 12 16:01:01 186692 1695612 90.08 2620 1145608 910996 31.08 466848 1067640 8 16:02:01 188824 1693480 89.97 2620 1145764 908800 31.01 466192 1066584 8 16:03:01 188168 1694136 90.00 2620 1145768 908872 31.01 466756 1066584 8 16:04:01 186536 1695768 90.09 2620 1145780 908956 31.01 468056 1066584 20 Average: 188003 1694301 90.01 2620 1145685 911253 31.09 466116 1067241 11 15:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:59:01 eth0 2.27 0.75 0.98 0.42 0.00 0.00 0.00 15:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 eth0 3.41 0.77 0.72 0.38 0.00 0.00 0.00 16:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:01 eth0 1.42 0.87 0.80 0.59 0.00 0.00 0.00 16:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 eth0 0.12 0.08 0.01 0.04 0.00 0.00 0.00 16:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 eth0 0.62 0.20 0.17 0.07 0.00 0.00 0.00 16:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 eth0 1.68 0.60 0.60 0.40 0.00 0.00 0.00 16:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.58 0.54 0.55 0.32 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) 05/01/20 _x86_64_ (4 CPU) 15:56:52 LINUX RESTART 15:58:01 CPU %user %nice %system %iowait %steal %idle 15:59:01 all 0.22 0.00 0.12 0.00 0.00 99.66 15:59:01 0 0.07 0.00 0.10 0.00 0.00 99.83 15:59:01 1 0.60 0.00 0.17 0.00 0.00 99.23 15:59:01 2 0.12 0.00 0.17 0.00 0.00 99.72 15:59:01 3 0.12 0.00 0.05 0.00 0.00 99.83 16:00:01 all 0.20 0.00 0.06 0.00 0.00 99.73 16:00:01 0 0.05 0.00 0.07 0.00 0.00 99.88 16:00:01 1 0.10 0.00 0.05 0.00 0.00 99.85 16:00:01 2 0.12 0.00 0.07 0.00 0.00 99.82 16:00:01 3 0.53 0.00 0.07 0.00 0.02 99.38 16:01:01 all 0.16 0.00 0.08 0.00 0.00 99.76 16:01:01 0 0.08 0.00 0.07 0.00 0.00 99.85 16:01:01 1 0.07 0.00 0.03 0.00 0.00 99.90 16:01:01 2 0.12 0.00 0.07 0.00 0.00 99.82 16:01:01 3 0.38 0.00 0.10 0.00 0.00 99.52 16:02:01 all 0.09 0.00 0.07 0.00 0.00 99.83 16:02:01 0 0.05 0.00 0.05 0.00 0.00 99.90 16:02:01 1 0.10 0.00 0.13 0.02 0.02 99.73 16:02:01 2 0.07 0.00 0.03 0.00 0.00 99.90 16:02:01 3 0.17 0.00 0.08 0.00 0.00 99.75 16:03:01 all 0.18 0.00 0.05 0.00 0.00 99.77 16:03:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:03:01 1 0.50 0.00 0.03 0.00 0.00 99.47 16:03:01 2 0.08 0.00 0.07 0.00 0.02 99.83 16:03:01 3 0.12 0.00 0.05 0.00 0.00 99.83 16:04:01 all 0.20 0.00 0.05 0.00 0.00 99.75 16:04:01 0 0.05 0.00 0.03 0.00 0.02 99.90 16:04:01 1 0.55 0.00 0.07 0.00 0.00 99.38 16:04:01 2 0.10 0.00 0.08 0.00 0.00 99.82 16:04:01 3 0.08 0.00 0.03 0.00 0.00 99.88 Average: all 0.18 0.00 0.07 0.00 0.00 99.75 Average: 0 0.06 0.00 0.06 0.00 0.00 99.88 Average: 1 0.32 0.00 0.08 0.00 0.00 99.59 Average: 2 0.10 0.00 0.08 0.00 0.00 99.82 Average: 3 0.23 0.00 0.06 0.00 0.00 99.70