---> uname -a: Linux bcf9d09bd4d5 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% /w/workspace/ndry_app-functions-sdk-go_PR-356 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-356@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> 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) 05/07/20 _x86_64_ (4 CPU) 19:45:10 LINUX RESTART 19:46:03 tps rtps wtps bread/s bwrtn/s 19:47:01 15.62 1.93 13.70 85.72 2855.43 19:48:01 2.70 0.00 2.70 0.00 87.43 19:49:01 0.70 0.00 0.70 0.00 8.56 19:50:01 0.65 0.00 0.65 0.00 8.08 19:51:01 0.62 0.00 0.62 0.00 6.59 Average: 3.98 0.38 3.60 16.69 578.10 19:46:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:47:01 175300 1707004 90.69 2620 1152920 956376 32.63 462636 1081892 12 19:48:01 185216 1697088 90.16 2620 1152924 896880 30.60 457304 1078960 8 19:49:01 179824 1702480 90.45 2620 1152928 897120 30.61 462888 1078960 8 19:50:01 181188 1701116 90.37 2620 1152936 896948 30.60 462528 1077836 8 19:51:01 180552 1701752 90.41 2620 1152940 897044 30.61 463096 1077836 8 Average: 180416 1701888 90.42 2620 1152930 908874 31.01 461690 1079097 9 19:46:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:47:01 eth0 118.91 69.06 31.10 327.75 0.00 0.00 0.00 19:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:47:01 docker0 0.03 0.05 0.00 0.00 0.00 0.00 0.00 19:48:01 eth0 0.50 0.08 0.05 0.01 0.00 0.00 0.00 19:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:49:01 eth0 1.18 0.62 0.56 0.40 0.00 0.00 0.00 19:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 19:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:51:01 eth0 0.33 0.20 0.14 0.07 0.00 0.00 0.00 19:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 23.56 13.63 6.21 63.89 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.01 0.01 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) 05/07/20 _x86_64_ (4 CPU) 19:45:10 LINUX RESTART 19:46:03 CPU %user %nice %system %iowait %steal %idle 19:47:01 all 2.27 0.00 0.50 0.10 0.00 97.13 19:47:01 0 1.71 0.00 0.60 0.03 0.00 97.65 19:47:01 1 2.26 0.00 0.57 0.17 0.00 97.00 19:47:01 2 2.63 0.00 0.47 0.19 0.00 96.72 19:47:01 3 2.47 0.00 0.35 0.02 0.00 97.17 19:48:01 all 0.19 0.00 0.07 0.00 0.00 99.74 19:48:01 0 0.53 0.00 0.07 0.00 0.00 99.40 19:48:01 1 0.07 0.00 0.07 0.00 0.00 99.87 19:48:01 2 0.08 0.00 0.08 0.00 0.00 99.83 19:48:01 3 0.08 0.00 0.08 0.00 0.00 99.83 19:49:01 all 0.09 0.00 0.05 0.00 0.00 99.86 19:49:01 0 0.13 0.00 0.07 0.00 0.00 99.80 19:49:01 1 0.07 0.00 0.03 0.00 0.02 99.88 19:49:01 2 0.10 0.00 0.07 0.00 0.00 99.83 19:49:01 3 0.07 0.00 0.02 0.00 0.00 99.92 19:50:01 all 0.08 0.00 0.05 0.00 0.00 99.86 19:50:01 0 0.07 0.00 0.03 0.00 0.00 99.90 19:50:01 1 0.05 0.00 0.03 0.00 0.00 99.92 19:50:01 2 0.13 0.00 0.08 0.00 0.00 99.78 19:50:01 3 0.08 0.00 0.05 0.00 0.02 99.85 19:51:01 all 0.18 0.00 0.05 0.00 0.00 99.76 19:51:01 0 0.07 0.00 0.05 0.00 0.02 99.87 19:51:01 1 0.05 0.00 0.03 0.00 0.00 99.92 19:51:01 2 0.55 0.00 0.08 0.00 0.02 99.35 19:51:01 3 0.05 0.00 0.07 0.00 0.00 99.88 Average: all 0.55 0.00 0.14 0.02 0.00 99.28 Average: 0 0.49 0.00 0.16 0.01 0.00 99.33 Average: 1 0.49 0.00 0.14 0.03 0.00 99.33 Average: 2 0.69 0.00 0.15 0.04 0.00 99.12 Average: 3 0.54 0.00 0.11 0.00 0.00 99.35