---> uname -a: Linux 1875fb84f198 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-323 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-323@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 618 75 0 1144 1114 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) 04/17/20 _x86_64_ (4 CPU) 04:38:22 LINUX RESTART 04:39:01 tps rtps wtps bread/s bwrtn/s 04:40:01 42.10 8.34 33.76 2062.39 3510.60 04:41:01 2.41 0.00 2.41 0.00 76.80 04:42:01 0.68 0.00 0.68 0.00 8.23 04:43:01 0.58 0.00 0.58 0.00 6.68 04:44:01 0.65 0.00 0.65 0.00 8.06 04:45:01 0.47 0.00 0.47 0.00 6.80 04:46:01 0.17 0.02 0.15 0.13 1.77 Average: 6.73 1.19 5.53 294.75 517.17 04:39:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:40:01 182664 1699640 90.30 2620 1140192 941840 32.14 461392 1076888 12 04:41:01 188900 1693404 89.96 2620 1140200 907200 30.95 459616 1073168 20 04:42:01 189176 1693128 89.95 2620 1140208 907152 30.95 463316 1069184 12 04:43:01 188852 1693452 89.97 2620 1140208 907316 30.96 464896 1068168 8 04:44:01 189360 1692944 89.94 2620 1140216 907292 30.96 464812 1068160 8 04:45:01 189164 1693140 89.95 2620 1140220 907328 30.96 465036 1068160 8 04:46:01 188840 1693464 89.97 2620 1140228 907304 30.96 465048 1068160 8 Average: 188137 1694167 90.01 2620 1140210 912205 31.12 463445 1070270 11 04:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:40:01 eth0 340.09 281.24 865.04 364.63 0.00 0.00 0.00 04:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 docker0 111.25 89.76 9.56 300.97 0.00 0.00 0.00 04:41:01 eth0 1.15 0.50 0.37 0.20 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 1.45 0.37 0.35 0.23 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 1.58 0.42 0.37 0.21 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 eth0 1.82 0.40 0.44 0.24 0.00 0.00 0.00 04:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 eth0 2.22 0.65 0.70 0.43 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 eth0 0.97 0.50 0.54 0.36 0.00 0.00 0.00 04:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 49.91 40.60 124.02 52.35 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.90 12.83 1.37 43.01 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) 04/17/20 _x86_64_ (4 CPU) 04:38:22 LINUX RESTART 04:39:01 CPU %user %nice %system %iowait %steal %idle 04:40:01 all 6.00 0.00 2.43 1.05 0.05 90.48 04:40:01 0 5.67 0.00 2.59 0.37 0.05 91.32 04:40:01 1 5.97 0.00 2.75 3.54 0.05 87.69 04:40:01 2 6.77 0.00 2.30 0.18 0.03 90.72 04:40:01 3 5.58 0.00 2.05 0.12 0.07 92.19 04:41:01 all 0.20 0.00 0.08 0.00 0.03 99.69 04:41:01 0 0.50 0.00 0.05 0.00 0.03 99.42 04:41:01 1 0.08 0.00 0.07 0.00 0.02 99.83 04:41:01 2 0.08 0.00 0.07 0.00 0.03 99.82 04:41:01 3 0.17 0.00 0.10 0.00 0.03 99.70 04:42:01 all 0.19 0.00 0.05 0.00 0.00 99.75 04:42:01 0 0.52 0.00 0.03 0.00 0.02 99.43 04:42:01 1 0.10 0.00 0.08 0.00 0.00 99.82 04:42:01 2 0.05 0.00 0.03 0.00 0.00 99.92 04:42:01 3 0.07 0.00 0.07 0.00 0.02 99.85 04:43:01 all 0.18 0.00 0.06 0.00 0.01 99.75 04:43:01 0 0.50 0.00 0.02 0.00 0.00 99.48 04:43:01 1 0.05 0.00 0.12 0.00 0.02 99.82 04:43:01 2 0.12 0.00 0.07 0.00 0.02 99.80 04:43:01 3 0.05 0.00 0.05 0.00 0.00 99.90 04:44:01 all 0.21 0.00 0.06 0.00 0.00 99.72 04:44:01 0 0.53 0.00 0.03 0.00 0.00 99.43 04:44:01 1 0.12 0.00 0.08 0.00 0.00 99.80 04:44:01 2 0.10 0.00 0.07 0.00 0.00 99.83 04:44:01 3 0.10 0.00 0.07 0.00 0.00 99.83 04:45:01 all 0.18 0.00 0.04 0.00 0.00 99.77 04:45:01 0 0.50 0.00 0.02 0.00 0.02 99.47 04:45:01 1 0.07 0.00 0.03 0.00 0.02 99.88 04:45:01 2 0.10 0.00 0.08 0.00 0.00 99.82 04:45:01 3 0.08 0.00 0.05 0.00 0.00 99.87 04:46:01 all 0.20 0.00 0.05 0.00 0.00 99.75 04:46:01 0 0.55 0.00 0.03 0.00 0.00 99.42 04:46:01 1 0.07 0.00 0.05 0.00 0.00 99.88 04:46:01 2 0.08 0.00 0.03 0.00 0.00 99.88 04:46:01 3 0.10 0.00 0.08 0.00 0.00 99.82 Average: all 1.02 0.00 0.39 0.15 0.01 98.42 Average: 0 1.25 0.00 0.39 0.05 0.02 98.29 Average: 1 0.92 0.00 0.45 0.50 0.01 98.11 Average: 2 1.04 0.00 0.38 0.03 0.01 98.55 Average: 3 0.87 0.00 0.35 0.02 0.02 98.74