---> uname -a: Linux b8f4b495a8ab 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-309 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-309@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 655 76 0 1105 1077 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) 04/07/20 _x86_64_ (4 CPU) 17:06:54 LINUX RESTART 17:08:01 tps rtps wtps bread/s bwrtn/s 17:09:02 13.67 0.00 13.67 0.00 2683.53 17:10:01 0.86 0.00 0.86 0.00 11.45 17:11:01 0.58 0.00 0.58 0.00 6.93 17:12:01 0.62 0.00 0.62 0.00 7.25 17:13:01 0.75 0.00 0.75 0.00 9.76 Average: 3.31 0.00 3.31 0.00 545.60 17:08:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:09:02 180500 1701804 90.41 2620 1159376 901872 30.77 452896 1092588 12 17:10:01 175508 1706796 90.68 2620 1159384 902192 30.78 458016 1092304 8 17:11:01 172944 1709360 90.81 2620 1159392 902220 30.78 465064 1087512 8 17:12:01 175316 1706988 90.69 2620 1159392 901872 30.77 463132 1087512 12 17:13:01 175168 1707136 90.69 2620 1159400 901932 30.77 463480 1087512 8 Average: 175887 1706417 90.66 2620 1159389 902018 30.78 460518 1089486 10 17:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:09:02 eth0 0.63 0.08 0.04 0.01 0.00 0.00 0.00 17:09:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:09:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 eth0 1.08 0.49 0.33 0.18 0.00 0.00 0.00 17:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:11:01 eth0 1.03 0.57 0.55 0.39 0.00 0.00 0.00 17:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 17:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 eth0 0.30 0.22 0.14 0.07 0.00 0.00 0.00 17:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.63 0.29 0.21 0.14 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) 04/07/20 _x86_64_ (4 CPU) 17:06:54 LINUX RESTART 17:08:01 CPU %user %nice %system %iowait %steal %idle 17:09:02 all 0.20 0.00 0.09 0.00 0.00 99.71 17:09:02 0 0.07 0.00 0.10 0.00 0.00 99.83 17:09:02 1 0.08 0.00 0.07 0.00 0.00 99.85 17:09:02 2 0.55 0.00 0.07 0.00 0.00 99.38 17:09:02 3 0.08 0.00 0.13 0.00 0.00 99.78 17:10:01 all 0.13 0.00 0.06 0.00 0.00 99.80 17:10:01 0 0.24 0.00 0.08 0.00 0.00 99.68 17:10:01 1 0.10 0.00 0.07 0.00 0.00 99.83 17:10:01 2 0.10 0.00 0.08 0.00 0.00 99.81 17:10:01 3 0.08 0.00 0.03 0.00 0.00 99.88 17:11:01 all 0.12 0.00 0.08 0.00 0.00 99.81 17:11:01 0 0.08 0.00 0.07 0.00 0.00 99.85 17:11:01 1 0.05 0.00 0.12 0.00 0.00 99.83 17:11:01 2 0.28 0.00 0.07 0.00 0.00 99.65 17:11:01 3 0.05 0.00 0.05 0.00 0.00 99.90 17:12:01 all 0.18 0.00 0.05 0.00 0.00 99.77 17:12:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:12:01 1 0.22 0.00 0.08 0.00 0.02 99.68 17:12:01 2 0.37 0.00 0.03 0.00 0.02 99.58 17:12:01 3 0.05 0.00 0.05 0.00 0.00 99.90 17:13:01 all 0.17 0.00 0.04 0.00 0.00 99.80 17:13:01 0 0.05 0.00 0.02 0.00 0.00 99.93 17:13:01 1 0.53 0.00 0.02 0.00 0.00 99.45 17:13:01 2 0.07 0.00 0.07 0.00 0.00 99.87 17:13:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 0.16 0.00 0.06 0.00 0.00 99.78 Average: 0 0.10 0.00 0.06 0.00 0.00 99.84 Average: 1 0.20 0.00 0.07 0.00 0.00 99.73 Average: 2 0.27 0.00 0.06 0.00 0.00 99.66 Average: 3 0.06 0.00 0.06 0.00 0.00 99.88