---> uname -a: Linux ac027c1b9d80 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: 2933.396 BogoMIPS: 5866.79 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% /w/workspace/ndry_app-functions-sdk-go_PR-299 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-299@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 628 75 0 1134 1104 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) 03/06/20 _x86_64_ (4 CPU) 17:02:09 LINUX RESTART 17:03:01 tps rtps wtps bread/s bwrtn/s 17:04:01 13.82 1.20 12.62 69.25 2427.65 17:05:01 2.65 0.00 2.65 0.00 90.19 17:06:01 0.30 0.00 0.30 0.00 3.65 17:07:01 0.28 0.00 0.28 0.00 4.15 Average: 4.26 0.30 3.96 17.32 631.54 17:03:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:04:01 183916 1698388 90.23 2620 1155820 932732 31.82 454700 1086400 8 17:05:01 185652 1696652 90.14 2620 1155836 924924 31.56 455192 1084916 8 17:06:01 187568 1694736 90.04 2620 1155844 913568 31.17 457268 1081408 8 17:07:01 187632 1694672 90.03 2620 1155848 913644 31.17 457628 1081384 8 Average: 186192 1696112 90.11 2620 1155837 921217 31.43 456197 1083527 8 17:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:04:01 eth0 195.14 186.88 330.62 327.42 0.00 0.00 0.00 17:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:04:01 docker0 98.98 69.29 8.55 298.29 0.00 0.00 0.00 17:05:01 eth0 3.18 0.98 0.92 0.60 0.00 0.00 0.00 17:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:06:01 eth0 1.23 0.38 0.32 0.20 0.00 0.00 0.00 17:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:07:01 eth0 1.30 0.23 0.35 0.19 0.00 0.00 0.00 17:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 50.22 47.13 83.07 82.12 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 24.75 17.33 2.14 74.59 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) 03/06/20 _x86_64_ (4 CPU) 17:02:09 LINUX RESTART 17:03:01 CPU %user %nice %system %iowait %steal %idle 17:04:01 all 3.23 0.00 0.82 0.21 0.00 95.74 17:04:01 0 2.88 0.00 1.02 0.02 0.00 96.08 17:04:01 1 2.67 0.00 0.70 0.35 0.00 96.28 17:04:01 2 4.89 0.00 0.73 0.05 0.00 94.33 17:04:01 3 2.49 0.00 0.82 0.43 0.00 96.26 17:05:01 all 0.22 0.00 0.07 0.00 0.00 99.71 17:05:01 0 0.57 0.00 0.10 0.00 0.00 99.33 17:05:01 1 0.10 0.00 0.05 0.00 0.00 99.85 17:05:01 2 0.08 0.00 0.08 0.00 0.00 99.83 17:05:01 3 0.10 0.00 0.07 0.00 0.02 99.82 17:06:01 all 0.19 0.00 0.05 0.00 0.00 99.76 17:06:01 0 0.53 0.00 0.03 0.00 0.00 99.43 17:06:01 1 0.03 0.00 0.03 0.00 0.00 99.93 17:06:01 2 0.07 0.00 0.12 0.00 0.00 99.82 17:06:01 3 0.12 0.00 0.03 0.00 0.00 99.85 17:07:01 all 0.21 0.00 0.09 0.00 0.00 99.70 17:07:01 0 0.55 0.00 0.05 0.00 0.00 99.40 17:07:01 1 0.05 0.00 0.05 0.00 0.00 99.90 17:07:01 2 0.08 0.00 0.17 0.00 0.00 99.75 17:07:01 3 0.13 0.00 0.10 0.00 0.00 99.77 Average: all 0.96 0.00 0.26 0.05 0.00 98.73 Average: 0 1.13 0.00 0.30 0.00 0.00 98.56 Average: 1 0.71 0.00 0.21 0.09 0.00 98.99 Average: 2 1.28 0.00 0.28 0.01 0.00 98.43 Average: 3 0.71 0.00 0.25 0.11 0.00 98.92