---> uname -a: Linux 37e24d5d5a76 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-356 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-356@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 650 72 0 1115 1083 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) 05/05/20 _x86_64_ (4 CPU) 21:30:01 LINUX RESTART 21:31:01 tps rtps wtps bread/s bwrtn/s 21:32:01 15.77 1.37 14.41 81.15 2645.07 21:33:01 0.65 0.00 0.65 0.00 10.42 21:34:01 0.32 0.00 0.32 0.00 5.56 21:35:02 0.30 0.00 0.30 0.00 3.58 21:36:01 0.69 0.00 0.69 0.00 9.15 Average: 3.56 0.27 3.28 16.28 536.48 21:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:32:01 146708 1735596 92.21 2620 1177032 934284 31.88 467456 1105360 16 21:33:01 154012 1728292 91.82 2620 1177040 893576 30.49 463400 1103224 8 21:34:01 153084 1729220 91.87 2620 1177048 893888 30.50 464600 1103220 16 21:35:02 154180 1728124 91.81 2620 1177048 893640 30.49 464412 1102208 16 21:36:01 153832 1728472 91.83 2620 1177056 893724 30.49 465100 1102208 8 Average: 152363 1729941 91.91 2620 1177045 901822 30.77 464994 1103244 13 21:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:32:01 eth0 109.69 70.89 25.67 317.48 0.00 0.00 0.00 21:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:32:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 21:33:01 eth0 0.32 0.08 0.03 0.01 0.00 0.00 0.00 21:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:34:01 eth0 1.15 0.73 0.55 0.41 0.00 0.00 0.00 21:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:35:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 21:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:36:01 eth0 0.30 0.25 0.14 0.08 0.00 0.00 0.00 21:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 22.38 14.45 5.30 63.80 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) 05/05/20 _x86_64_ (4 CPU) 21:30:01 LINUX RESTART 21:31:01 CPU %user %nice %system %iowait %steal %idle 21:32:01 all 1.72 0.00 0.35 0.03 0.01 97.90 21:32:01 0 1.40 0.00 0.45 0.02 0.00 98.13 21:32:01 1 1.44 0.00 0.32 0.03 0.00 98.21 21:32:01 2 2.70 0.00 0.38 0.02 0.00 96.90 21:32:01 3 1.30 0.00 0.27 0.02 0.02 98.40 21:33:01 all 0.19 0.00 0.06 0.00 0.00 99.75 21:33:01 0 0.55 0.00 0.07 0.00 0.00 99.38 21:33:01 1 0.08 0.00 0.07 0.00 0.00 99.85 21:33:01 2 0.08 0.00 0.07 0.00 0.00 99.85 21:33:01 3 0.05 0.00 0.03 0.00 0.00 99.92 21:34:01 all 0.11 0.00 0.05 0.00 0.00 99.84 21:34:01 0 0.25 0.00 0.03 0.00 0.00 99.72 21:34:01 1 0.10 0.00 0.07 0.00 0.00 99.83 21:34:01 2 0.05 0.00 0.03 0.00 0.00 99.92 21:34:01 3 0.05 0.00 0.03 0.00 0.00 99.92 21:35:02 all 0.16 0.00 0.07 0.00 0.00 99.77 21:35:02 0 0.38 0.00 0.08 0.00 0.00 99.53 21:35:02 1 0.08 0.00 0.07 0.00 0.00 99.85 21:35:02 2 0.12 0.00 0.05 0.00 0.00 99.83 21:35:02 3 0.08 0.00 0.07 0.00 0.00 99.85 21:36:01 all 0.17 0.00 0.05 0.00 0.00 99.78 21:36:01 0 0.29 0.00 0.05 0.00 0.00 99.66 21:36:01 1 0.03 0.00 0.05 0.00 0.00 99.92 21:36:01 2 0.32 0.00 0.05 0.00 0.00 99.63 21:36:01 3 0.02 0.00 0.03 0.00 0.00 99.95 Average: all 0.47 0.00 0.11 0.01 0.00 99.41 Average: 0 0.58 0.00 0.14 0.00 0.00 99.28 Average: 1 0.35 0.00 0.11 0.01 0.00 99.53 Average: 2 0.66 0.00 0.12 0.00 0.00 99.22 Average: 3 0.30 0.00 0.09 0.00 0.00 99.61