---> uname -a: Linux 624834e29e7a 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-358 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-358@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 642 69 0 1126 1090 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) 23:46:31 LINUX RESTART 23:47:01 tps rtps wtps bread/s bwrtn/s 23:48:01 50.42 12.93 37.48 2661.52 4571.12 23:49:02 2.45 0.00 2.45 0.00 85.56 23:50:01 0.27 0.00 0.27 0.00 3.95 23:51:01 0.27 0.00 0.27 0.00 3.60 23:52:01 0.23 0.00 0.23 0.00 3.36 23:53:01 0.38 0.05 0.33 3.33 3.96 Average: 9.03 2.17 6.86 445.59 781.11 23:47:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:48:01 168132 1714172 91.07 2620 1159220 931468 31.78 467552 1083788 120 23:49:02 175504 1706800 90.68 2620 1159224 893536 30.49 464004 1081712 12 23:50:01 171992 1710312 90.86 2620 1159236 893828 30.50 467364 1081716 20 23:51:01 171520 1710784 90.89 2620 1159236 893916 30.50 467692 1081712 16 23:52:01 172964 1709340 90.81 2620 1159244 893664 30.49 466216 1081716 8 23:53:01 169752 1712552 90.98 2620 1159248 896380 30.58 469228 1081704 16 Average: 171644 1710660 90.88 2620 1159235 900465 30.72 467009 1082058 32 23:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:48:01 eth0 688.25 496.01 1546.52 409.30 0.00 0.00 0.00 23:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 docker0 107.06 79.11 9.32 300.98 0.00 0.00 0.00 23:49:02 eth0 0.88 0.10 0.07 0.02 0.00 0.00 0.00 23:49:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 eth0 0.93 0.54 0.32 0.22 0.00 0.00 0.00 23:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 eth0 0.67 0.48 0.43 0.21 0.00 0.00 0.00 23:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 eth0 0.42 0.08 0.04 0.01 0.00 0.00 0.00 23:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:53:01 eth0 1.48 0.70 0.70 0.43 0.00 0.00 0.00 23:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 115.81 83.25 258.85 68.59 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 17.90 13.23 1.56 50.33 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) 23:46:31 LINUX RESTART 23:47:01 CPU %user %nice %system %iowait %steal %idle 23:48:01 all 11.27 0.00 3.58 1.23 0.01 83.90 23:48:01 0 9.05 0.00 4.80 0.32 0.02 85.82 23:48:01 1 13.91 0.00 3.53 0.40 0.02 82.15 23:48:01 2 14.31 0.00 2.98 3.74 0.00 78.97 23:48:01 3 7.83 0.00 3.01 0.47 0.00 88.69 23:49:02 all 0.10 0.00 0.08 0.00 0.00 99.82 23:49:02 0 0.18 0.00 0.08 0.00 0.00 99.73 23:49:02 1 0.07 0.00 0.12 0.00 0.00 99.82 23:49:02 2 0.05 0.00 0.05 0.00 0.00 99.90 23:49:02 3 0.05 0.00 0.08 0.00 0.02 99.85 23:50:01 all 0.15 0.00 0.06 0.00 0.00 99.79 23:50:01 0 0.36 0.00 0.07 0.00 0.00 99.58 23:50:01 1 0.08 0.00 0.05 0.00 0.00 99.86 23:50:01 2 0.10 0.00 0.07 0.00 0.00 99.83 23:50:01 3 0.08 0.00 0.07 0.00 0.00 99.85 23:51:01 all 0.16 0.00 0.05 0.00 0.00 99.79 23:51:01 0 0.45 0.00 0.02 0.00 0.00 99.53 23:51:01 1 0.08 0.00 0.08 0.00 0.00 99.83 23:51:01 2 0.07 0.00 0.05 0.00 0.00 99.88 23:51:01 3 0.03 0.00 0.07 0.00 0.00 99.90 23:52:01 all 0.12 0.00 0.05 0.00 0.00 99.82 23:52:01 0 0.32 0.00 0.07 0.00 0.00 99.62 23:52:01 1 0.07 0.00 0.05 0.00 0.00 99.88 23:52:01 2 0.07 0.00 0.07 0.00 0.00 99.87 23:52:01 3 0.02 0.00 0.02 0.00 0.00 99.97 23:53:01 all 0.20 0.00 0.06 0.00 0.00 99.73 23:53:01 0 0.12 0.00 0.08 0.00 0.00 99.80 23:53:01 1 0.58 0.00 0.03 0.00 0.00 99.38 23:53:01 2 0.08 0.00 0.07 0.00 0.00 99.85 23:53:01 3 0.05 0.00 0.05 0.00 0.00 99.90 Average: all 2.00 0.00 0.65 0.21 0.00 97.15 Average: 0 1.74 0.00 0.85 0.05 0.00 97.35 Average: 1 2.46 0.00 0.64 0.07 0.00 96.82 Average: 2 2.44 0.00 0.55 0.62 0.00 96.39 Average: 3 1.34 0.00 0.55 0.08 0.00 98.03