---> uname -a: Linux 8ddd8e411efc 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 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 Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected 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 7.0G 43.0G 14% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-493 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-493@tmp /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 659 134 0 1043 1071 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/17/20 _x86_64_ (4 CPU) 18:50:31 LINUX RESTART (4 CPU) 18:51:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:52:03 118.60 46.13 72.47 0.00 7858.93 24323.81 0.00 18:53:01 1.26 0.00 1.26 0.00 0.00 22.55 0.00 18:54:01 0.48 0.00 0.48 0.00 0.00 8.49 0.00 18:55:01 0.25 0.00 0.25 0.00 0.00 4.00 0.00 18:56:01 0.25 0.00 0.25 0.00 0.00 3.33 0.00 18:57:01 0.43 0.00 0.43 0.00 0.00 7.11 0.00 18:58:01 0.43 0.02 0.42 0.00 0.13 6.28 0.00 Average: 17.23 6.53 10.70 0.00 1112.69 3451.11 0.00 18:51:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:52:03 212380 0 581616 30.91 2620 1084940 1130876 38.59 438848 1071120 120 18:53:01 220112 0 573880 30.50 2620 1084944 1070772 36.54 436004 1067632 20 18:54:01 219292 0 574692 30.54 2620 1084952 1070868 36.55 436724 1067620 8 18:55:01 217972 0 576012 30.61 2620 1084952 1070820 36.55 438168 1067040 20 18:56:01 218920 0 575060 30.56 2620 1084956 1070712 36.54 447880 1056768 12 18:57:01 218380 0 575592 30.59 2620 1084964 1070920 36.55 450052 1055524 8 18:58:01 219256 0 574712 30.54 2620 1084968 1070776 36.54 449268 1055524 8 Average: 218045 0 575938 30.61 2620 1084954 1079392 36.84 442421 1063033 28 18:51:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:52:03 eth0 725.94 534.29 1691.82 427.41 0.00 0.00 0.00 0.00 18:52:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:03 docker0 97.51 80.98 8.32 307.63 0.00 0.00 0.00 0.00 18:53:01 eth0 0.55 0.29 0.25 0.02 0.00 0.00 0.00 0.00 18:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 eth0 1.93 0.38 0.39 0.20 0.00 0.00 0.00 0.00 18:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 eth0 0.63 0.43 0.30 0.21 0.00 0.00 0.00 0.00 18:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:56:01 eth0 0.47 0.08 0.05 0.01 0.00 0.00 0.00 0.00 18:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:57:01 eth0 0.68 0.48 0.40 0.27 0.00 0.00 0.00 0.00 18:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:58:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 103.40 75.90 239.73 60.62 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 13.81 11.46 1.18 43.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/17/20 _x86_64_ (4 CPU) 18:50:31 LINUX RESTART (4 CPU) 18:51:02 CPU %user %nice %system %iowait %steal %idle 18:52:03 all 16.40 0.00 7.29 4.72 0.09 71.51 18:52:03 0 14.30 0.00 8.38 4.71 0.07 72.54 18:52:03 1 17.98 0.00 6.94 3.21 0.09 71.78 18:52:03 2 15.11 0.00 7.61 3.00 0.12 74.16 18:52:03 3 18.21 0.00 6.22 7.96 0.09 67.52 18:53:01 all 0.16 0.00 0.05 0.00 0.00 99.79 18:53:01 0 0.05 0.00 0.05 0.00 0.00 99.90 18:53:01 1 0.19 0.00 0.05 0.00 0.00 99.76 18:53:01 2 0.36 0.00 0.09 0.00 0.00 99.55 18:53:01 3 0.02 0.00 0.02 0.00 0.00 99.97 18:54:01 all 0.15 0.00 0.04 0.00 0.00 99.82 18:54:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:54:01 1 0.45 0.00 0.07 0.00 0.00 99.48 18:54:01 2 0.07 0.00 0.05 0.00 0.00 99.88 18:54:01 3 0.05 0.00 0.02 0.00 0.00 99.93 18:55:01 all 0.17 0.00 0.03 0.00 0.00 99.80 18:55:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:55:01 1 0.07 0.00 0.05 0.00 0.00 99.88 18:55:01 2 0.02 0.00 0.02 0.00 0.00 99.97 18:55:01 3 0.53 0.00 0.03 0.00 0.00 99.43 18:56:01 all 0.17 0.00 0.04 0.00 0.00 99.79 18:56:01 0 0.05 0.00 0.02 0.00 0.00 99.93 18:56:01 1 0.07 0.00 0.05 0.00 0.02 99.87 18:56:01 2 0.03 0.00 0.10 0.00 0.00 99.87 18:56:01 3 0.52 0.00 0.00 0.00 0.00 99.48 18:57:01 all 0.15 0.00 0.05 0.00 0.00 99.80 18:57:01 0 0.05 0.00 0.05 0.00 0.00 99.90 18:57:01 1 0.10 0.00 0.03 0.00 0.00 99.87 18:57:01 2 0.02 0.00 0.08 0.00 0.00 99.90 18:57:01 3 0.43 0.00 0.02 0.00 0.00 99.55 18:58:01 all 0.15 0.00 0.03 0.00 0.00 99.82 18:58:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:58:01 1 0.52 0.00 0.05 0.00 0.00 99.43 18:58:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:58:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 2.43 0.00 1.06 0.66 0.01 95.84 Average: 0 2.04 0.00 1.20 0.66 0.01 96.08 Average: 1 2.73 0.00 1.02 0.45 0.01 95.79 Average: 2 2.19 0.00 1.12 0.42 0.02 96.25 Average: 3 2.77 0.00 0.88 1.11 0.01 95.22