---> uname -a: Linux b76d3bdb5fd5 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: 2933.436 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-311 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-311@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 643 73 0 1120 1089 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) 03/27/20 _x86_64_ (4 CPU) 18:17:01 LINUX RESTART 18:18:01 tps rtps wtps bread/s bwrtn/s 18:19:01 12.42 0.00 12.42 0.00 2390.06 18:20:02 0.68 0.00 0.68 0.00 7.95 18:21:01 0.39 0.00 0.39 0.00 5.84 18:22:01 0.18 0.00 0.18 0.00 2.10 18:23:01 0.37 0.00 0.37 0.00 4.85 18:24:01 0.33 0.02 0.32 0.13 3.90 Average: 2.40 0.00 2.40 0.02 403.51 18:18:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:19:01 183496 1698808 90.25 2620 1160660 905940 30.91 459148 1082944 12 18:20:02 182216 1700088 90.32 2620 1160664 906120 30.92 460700 1082644 8 18:21:01 180228 1702076 90.43 2620 1160676 906172 30.92 465364 1079968 16 18:22:01 180708 1701596 90.40 2620 1160676 906100 30.92 465016 1079968 16 18:23:01 179784 1702520 90.45 2620 1160684 906312 30.92 466092 1079968 16 18:24:01 180908 1701396 90.39 2620 1160692 906072 30.91 464964 1079968 12 Average: 181223 1701081 90.37 2620 1160675 906119 30.92 463547 1080910 13 18:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:19:01 eth0 1.17 0.10 0.11 0.02 0.00 0.00 0.00 18:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:02 eth0 1.93 0.43 0.39 0.20 0.00 0.00 0.00 18:20:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:21:01 eth0 1.51 0.75 0.57 0.41 0.00 0.00 0.00 18:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:22:01 eth0 0.68 0.27 0.22 0.02 0.00 0.00 0.00 18:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:23:01 eth0 0.55 0.45 0.39 0.26 0.00 0.00 0.00 18:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:24:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 18:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.98 0.34 0.28 0.15 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) 03/27/20 _x86_64_ (4 CPU) 18:17:01 LINUX RESTART 18:18:01 CPU %user %nice %system %iowait %steal %idle 18:19:01 all 0.19 0.00 0.10 0.00 0.02 99.69 18:19:01 0 0.43 0.00 0.03 0.00 0.00 99.53 18:19:01 1 0.13 0.00 0.15 0.00 0.02 99.70 18:19:01 2 0.17 0.00 0.07 0.00 0.03 99.73 18:19:01 3 0.05 0.00 0.13 0.00 0.03 99.78 18:20:02 all 0.19 0.00 0.06 0.00 0.07 99.68 18:20:02 0 0.07 0.00 0.07 0.00 0.10 99.77 18:20:02 1 0.07 0.00 0.12 0.00 0.08 99.73 18:20:02 2 0.52 0.00 0.02 0.00 0.03 99.43 18:20:02 3 0.08 0.00 0.07 0.00 0.08 99.77 18:21:01 all 0.17 0.00 0.06 0.00 0.03 99.74 18:21:01 0 0.10 0.00 0.05 0.00 0.02 99.83 18:21:01 1 0.07 0.00 0.05 0.00 0.03 99.85 18:21:01 2 0.51 0.00 0.03 0.00 0.05 99.41 18:21:01 3 0.03 0.00 0.08 0.00 0.02 99.86 18:22:01 all 0.18 0.00 0.04 0.00 0.02 99.76 18:22:01 0 0.05 0.00 0.02 0.00 0.02 99.92 18:22:01 1 0.12 0.00 0.05 0.00 0.03 99.80 18:22:01 2 0.48 0.00 0.02 0.00 0.02 99.48 18:22:01 3 0.05 0.00 0.05 0.00 0.02 99.88 18:23:01 all 0.18 0.00 0.05 0.00 0.02 99.76 18:23:01 0 0.08 0.00 0.03 0.00 0.00 99.88 18:23:01 1 0.18 0.00 0.05 0.00 0.03 99.73 18:23:01 2 0.38 0.00 0.07 0.00 0.03 99.52 18:23:01 3 0.05 0.00 0.05 0.00 0.02 99.88 18:24:01 all 0.17 0.00 0.04 0.00 0.00 99.78 18:24:01 0 0.05 0.00 0.03 0.00 0.02 99.90 18:24:01 1 0.55 0.00 0.05 0.00 0.00 99.40 18:24:01 2 0.05 0.00 0.05 0.00 0.00 99.90 18:24:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.18 0.00 0.06 0.00 0.03 99.73 Average: 0 0.13 0.00 0.04 0.00 0.03 99.81 Average: 1 0.19 0.00 0.08 0.00 0.03 99.70 Average: 2 0.35 0.00 0.04 0.00 0.03 99.58 Average: 3 0.05 0.00 0.07 0.00 0.03 99.85