---> uname -a: Linux 05c2b4adcef0 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-323@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-323 ---> free -m: total used free shared buff/cache available Mem: 1838 667 68 0 1101 1066 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) 04/21/20 _x86_64_ (4 CPU) 19:08:02 LINUX RESTART 19:09:03 tps rtps wtps bread/s bwrtn/s 19:10:01 9.65 0.00 9.65 0.00 2717.54 19:11:01 2.36 0.00 2.36 0.00 85.10 19:12:01 0.17 0.00 0.17 0.00 1.62 19:13:01 0.30 0.00 0.30 0.00 3.90 Average: 3.06 0.00 3.06 0.00 685.14 19:09:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:01 172212 1710092 90.85 2620 1136296 942336 32.15 467800 1080688 12 19:11:01 179260 1703044 90.48 2620 1136308 910824 31.08 465104 1077668 16 19:12:01 178252 1704052 90.53 2620 1136312 911084 31.09 466068 1077664 16 19:13:01 177956 1704348 90.55 2620 1136312 911144 31.09 466628 1077664 16 Average: 176920 1705384 90.60 2620 1136307 918847 31.35 466400 1078421 15 19:09:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:10:01 eth0 31.39 16.85 8.85 78.29 0.00 0.00 0.00 19:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:11:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 19:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:12:01 eth0 0.93 0.30 0.30 0.20 0.00 0.00 0.00 19:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:13:01 eth0 0.73 0.40 0.29 0.21 0.00 0.00 0.00 19:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 8.09 4.30 2.31 19.19 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) 04/21/20 _x86_64_ (4 CPU) 19:08:02 LINUX RESTART 19:09:03 CPU %user %nice %system %iowait %steal %idle 19:10:01 all 0.42 0.00 0.19 0.02 0.00 99.37 19:10:01 0 0.19 0.00 0.16 0.00 0.00 99.65 19:10:01 1 0.67 0.00 0.24 0.00 0.00 99.09 19:10:01 2 0.62 0.00 0.16 0.00 0.00 99.22 19:10:01 3 0.19 0.00 0.21 0.07 0.00 99.53 19:11:01 all 0.20 0.00 0.07 0.00 0.00 99.72 19:11:01 0 0.05 0.00 0.05 0.00 0.00 99.90 19:11:01 1 0.08 0.00 0.05 0.00 0.00 99.87 19:11:01 2 0.62 0.00 0.08 0.00 0.00 99.30 19:11:01 3 0.07 0.00 0.10 0.00 0.00 99.83 19:12:01 all 0.19 0.00 0.05 0.00 0.00 99.76 19:12:01 0 0.03 0.00 0.02 0.00 0.00 99.95 19:12:01 1 0.12 0.00 0.08 0.00 0.02 99.78 19:12:01 2 0.55 0.00 0.05 0.00 0.00 99.40 19:12:01 3 0.05 0.00 0.05 0.00 0.00 99.90 19:13:01 all 0.20 0.00 0.04 0.00 0.04 99.72 19:13:01 0 0.03 0.00 0.03 0.00 0.05 99.88 19:13:01 1 0.25 0.00 0.05 0.00 0.07 99.63 19:13:01 2 0.40 0.00 0.03 0.00 0.02 99.55 19:13:01 3 0.12 0.00 0.05 0.00 0.02 99.82 Average: all 0.25 0.00 0.09 0.00 0.01 99.65 Average: 0 0.08 0.00 0.06 0.00 0.01 99.85 Average: 1 0.28 0.00 0.11 0.00 0.02 99.60 Average: 2 0.55 0.00 0.08 0.00 0.00 99.37 Average: 3 0.11 0.00 0.10 0.02 0.00 99.77