---> uname -a: Linux 094d92b2ccae 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: 2933.396 BogoMIPS: 5866.79 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-292 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-292@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 639 76 0 1123 1093 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) 02/27/20 _x86_64_ (4 CPU) 15:59:07 LINUX RESTART 16:00:02 tps rtps wtps bread/s bwrtn/s 16:01:01 11.26 0.12 11.14 2.84 2400.91 16:02:01 2.80 0.08 2.71 1.60 90.11 16:03:01 0.68 0.00 0.68 0.00 8.51 16:04:01 0.53 0.00 0.53 0.00 5.96 16:05:01 0.55 0.00 0.55 0.00 6.53 Average: 3.14 0.04 3.10 0.88 496.32 16:00:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:01:01 181092 1701212 90.38 2620 1153224 906512 30.93 409900 1135360 20 16:02:01 182460 1699844 90.31 2620 1153368 894116 30.51 411580 1132300 12 16:03:01 176976 1705328 90.60 2620 1153372 894332 30.51 423052 1126192 8 16:04:01 178872 1703432 90.50 2620 1153372 894056 30.50 421596 1126192 8 16:05:01 177820 1704484 90.55 2620 1153384 894340 30.51 422820 1126192 8 Average: 179444 1702860 90.47 2620 1153344 896671 30.59 417790 1129247 11 16:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:01:01 eth0 1.00 0.08 0.08 0.01 0.00 0.00 0.00 16:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 eth0 1.27 0.15 0.21 0.01 0.00 0.00 0.00 16:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 eth0 1.00 0.90 0.54 0.42 0.00 0.00 0.00 16:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 eth0 0.28 0.00 0.03 0.00 0.00 0.00 0.00 16:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 eth0 1.13 0.70 0.70 0.43 0.00 0.00 0.00 16:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.94 0.37 0.31 0.17 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) 02/27/20 _x86_64_ (4 CPU) 15:59:07 LINUX RESTART 16:00:02 CPU %user %nice %system %iowait %steal %idle 16:01:01 all 0.23 0.00 0.16 0.04 0.00 99.57 16:01:01 0 0.53 0.00 0.22 0.00 0.00 99.25 16:01:01 1 0.17 0.00 0.14 0.19 0.00 99.51 16:01:01 2 0.14 0.00 0.12 0.00 0.00 99.75 16:01:01 3 0.10 0.00 0.14 0.00 0.00 99.76 16:02:01 all 0.17 0.00 0.06 0.00 0.00 99.77 16:02:01 0 0.25 0.00 0.08 0.00 0.00 99.67 16:02:01 1 0.07 0.00 0.05 0.00 0.00 99.88 16:02:01 2 0.28 0.00 0.07 0.00 0.00 99.65 16:02:01 3 0.07 0.00 0.07 0.00 0.00 99.87 16:03:01 all 0.20 0.00 0.06 0.00 0.00 99.75 16:03:01 0 0.05 0.00 0.08 0.00 0.02 99.85 16:03:01 1 0.05 0.00 0.07 0.00 0.00 99.88 16:03:01 2 0.57 0.00 0.05 0.00 0.00 99.38 16:03:01 3 0.12 0.00 0.03 0.00 0.00 99.85 16:04:01 all 0.17 0.00 0.05 0.00 0.00 99.77 16:04:01 0 0.02 0.00 0.05 0.00 0.00 99.93 16:04:01 1 0.03 0.00 0.03 0.00 0.00 99.93 16:04:01 2 0.58 0.00 0.05 0.00 0.00 99.37 16:04:01 3 0.05 0.00 0.07 0.00 0.00 99.88 16:05:01 all 0.13 0.00 0.04 0.00 0.00 99.83 16:05:01 0 0.05 0.00 0.03 0.00 0.00 99.92 16:05:01 1 0.20 0.00 0.07 0.00 0.00 99.73 16:05:01 2 0.18 0.00 0.05 0.00 0.00 99.77 16:05:01 3 0.07 0.00 0.05 0.00 0.00 99.88 Average: all 0.18 0.00 0.07 0.01 0.00 99.74 Average: 0 0.18 0.00 0.09 0.00 0.00 99.73 Average: 1 0.10 0.00 0.07 0.04 0.00 99.79 Average: 2 0.35 0.00 0.07 0.00 0.00 99.58 Average: 3 0.08 0.00 0.07 0.00 0.00 99.85