---> uname -a: Linux 0b939b6a7b64 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: 2933.436 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-284 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-284@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 615 71 0 1151 1117 Swap: 1023 0 1023 ---> 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) 02/13/20 _x86_64_ (4 CPU) 17:05:19 LINUX RESTART 17:06:02 tps rtps wtps bread/s bwrtn/s 17:07:01 43.97 6.36 37.60 1871.31 3245.98 17:08:01 3.33 0.00 3.33 0.00 88.34 17:09:01 0.27 0.00 0.27 0.00 3.88 17:10:01 0.27 0.00 0.27 0.00 2.56 17:11:01 121.40 78.35 43.05 4775.54 16749.79 Average: 33.85 17.01 16.85 1329.20 4026.41 17:06:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:07:01 135628 1746676 92.79 2620 1203648 941240 32.11 458628 1129436 20 17:08:01 143896 1738408 92.36 2620 1203652 902292 30.79 453572 1127996 16 17:09:01 137896 1744408 92.67 2620 1203660 902516 30.79 459736 1127996 20 17:10:01 138416 1743888 92.65 2620 1203660 902360 30.79 459036 1127996 16 17:11:01 93936 1788368 95.01 2620 1150944 1211200 41.33 471804 1120584 33680 Average: 129954 1752350 93.10 2620 1193113 971922 33.16 460555 1126802 6750 17:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:07:01 eth0 448.74 379.22 948.35 374.82 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 77.53 62.65 7.44 300.69 0.00 0.00 0.00 17:08:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 17:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:09:01 eth0 3.48 2.21 3.92 0.33 0.00 0.00 0.00 17:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 eth0 0.97 0.07 0.09 0.01 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 99.95 82.31 2112.63 15.56 0.00 0.00 0.00 17:11:01 vethcd3288f 0.00 0.02 0.00 0.00 0.00 0.00 0.00 17:11:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 17:11:01 docker0 76.11 61.51 7.31 295.20 0.00 0.00 0.00 Average: eth0 109.54 91.84 612.60 77.16 0.00 0.00 0.00 Average: vethcd3288f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.30 12.36 1.47 59.34 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) 02/13/20 _x86_64_ (4 CPU) 17:05:19 LINUX RESTART 17:06:02 CPU %user %nice %system %iowait %steal %idle 17:07:01 all 5.90 0.00 2.24 1.07 0.27 90.52 17:07:01 0 5.41 0.00 2.59 3.88 0.21 87.90 17:07:01 1 7.07 0.00 2.25 0.09 0.26 90.33 17:07:01 2 4.86 0.00 2.15 0.12 0.29 92.58 17:07:01 3 6.23 0.00 1.97 0.22 0.34 91.24 17:08:01 all 0.16 0.00 0.06 0.00 0.02 99.75 17:08:01 0 0.07 0.00 0.08 0.00 0.02 99.83 17:08:01 1 0.22 0.00 0.07 0.00 0.03 99.68 17:08:01 2 0.08 0.00 0.07 0.00 0.05 99.80 17:08:01 3 0.30 0.00 0.05 0.00 0.02 99.63 17:09:01 all 0.21 0.00 0.06 0.00 0.01 99.72 17:09:01 0 0.07 0.00 0.05 0.00 0.00 99.88 17:09:01 1 0.40 0.00 0.05 0.00 0.02 99.53 17:09:01 2 0.28 0.00 0.07 0.00 0.02 99.63 17:09:01 3 0.07 0.00 0.05 0.00 0.00 99.88 17:10:01 all 0.16 0.00 0.05 0.00 0.02 99.78 17:10:01 0 0.05 0.00 0.03 0.00 0.03 99.88 17:10:01 1 0.05 0.00 0.03 0.00 0.02 99.90 17:10:01 2 0.52 0.00 0.05 0.00 0.00 99.43 17:10:01 3 0.03 0.00 0.05 0.00 0.00 99.92 17:11:01 all 4.69 0.00 2.89 1.34 0.17 90.91 17:11:01 0 3.94 0.00 2.66 0.69 0.25 92.46 17:11:01 1 4.42 0.00 2.80 0.25 0.10 92.43 17:11:01 2 4.65 0.00 2.57 0.49 0.13 92.16 17:11:01 3 5.78 0.00 3.53 3.91 0.22 86.56 Average: all 2.20 0.00 1.05 0.48 0.10 96.17 Average: 0 1.88 0.00 1.07 0.90 0.10 96.04 Average: 1 2.41 0.00 1.03 0.07 0.08 96.41 Average: 2 2.06 0.00 0.97 0.12 0.10 96.75 Average: 3 2.46 0.00 1.12 0.83 0.11 95.48