---> uname -a: Linux af96f6d05ad0 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% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-496 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-496@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 658 143 0 1034 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) 18:33:42 LINUX RESTART (4 CPU) 18:35:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:36:01 3.31 0.00 3.31 0.00 0.00 113.22 0.00 18:37:01 0.33 0.00 0.33 0.00 0.00 4.35 0.00 18:38:01 0.42 0.00 0.42 0.00 0.00 6.40 0.00 18:39:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 18:40:01 0.30 0.00 0.30 0.00 0.00 4.90 0.00 18:41:01 0.27 0.02 0.25 0.00 0.13 2.75 0.00 18:42:01 0.23 0.00 0.23 0.00 0.00 1.93 0.00 Average: 0.73 0.00 0.73 0.00 0.02 19.48 0.00 18:35:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:36:01 210604 0 558520 29.68 2620 1109812 1078732 36.82 428572 1083876 16 18:37:01 206616 0 562504 29.90 2620 1109816 1070500 36.53 433288 1083228 20 18:38:01 204888 0 564224 29.99 2620 1109824 1070500 36.53 435128 1083232 12 18:39:01 202028 0 567084 30.14 2620 1109824 1070656 36.54 445160 1076648 20 18:40:01 199112 0 569996 30.29 2620 1109828 1070656 36.54 450916 1073832 8 18:41:01 199920 0 569176 30.25 2620 1109840 1070488 36.53 453276 1070528 12 18:42:01 200144 0 568952 30.24 2620 1109840 1070488 36.53 453028 1070776 8 Average: 203330 0 565779 30.07 2620 1109826 1071717 36.58 442767 1077446 14 18:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:36:01 eth0 2.43 0.12 0.23 0.02 0.00 0.00 0.00 0.00 18:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:37:01 eth0 3.56 0.95 1.23 0.75 0.00 0.00 0.00 0.00 18:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:38:01 eth0 2.66 0.58 0.70 0.43 0.00 0.00 0.00 0.00 18:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:01 eth0 1.48 0.92 0.85 0.57 0.00 0.00 0.00 0.00 18:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 eth0 0.33 0.20 0.14 0.10 0.00 0.00 0.00 0.00 18:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:42:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.53 0.42 0.45 0.27 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 0.00 0.00 0.00 0.00 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) 18:33:42 LINUX RESTART (4 CPU) 18:35:01 CPU %user %nice %system %iowait %steal %idle 18:36:01 all 0.15 0.00 0.03 0.00 0.00 99.82 18:36:01 0 0.00 0.00 0.02 0.00 0.00 99.98 18:36:01 1 0.57 0.00 0.05 0.00 0.00 99.38 18:36:01 2 0.02 0.00 0.02 0.00 0.00 99.97 18:36:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:37:01 all 0.20 0.00 0.04 0.00 0.01 99.75 18:37:01 0 0.12 0.00 0.05 0.00 0.00 99.83 18:37:01 1 0.53 0.00 0.03 0.00 0.00 99.43 18:37:01 2 0.07 0.00 0.03 0.00 0.02 99.88 18:37:01 3 0.10 0.00 0.05 0.00 0.02 99.83 18:38:01 all 0.16 0.00 0.02 0.00 0.00 99.82 18:38:01 0 0.03 0.00 0.02 0.00 0.02 99.93 18:38:01 1 0.53 0.00 0.03 0.00 0.00 99.43 18:38:01 2 0.02 0.00 0.00 0.00 0.00 99.98 18:38:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:39:01 all 0.11 0.00 0.03 0.00 0.00 99.86 18:39:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:39:01 1 0.30 0.00 0.07 0.00 0.00 99.63 18:39:01 2 0.07 0.00 0.03 0.00 0.00 99.90 18:39:01 3 0.03 0.00 0.02 0.00 0.00 99.95 18:40:01 all 0.15 0.00 0.04 0.00 0.00 99.81 18:40:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:40:01 1 0.03 0.00 0.10 0.00 0.00 99.87 18:40:01 2 0.52 0.00 0.03 0.00 0.00 99.45 18:40:01 3 0.03 0.00 0.02 0.00 0.00 99.95 18:41:01 all 0.15 0.00 0.02 0.00 0.00 99.83 18:41:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:41:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:41:01 2 0.50 0.00 0.00 0.00 0.00 99.50 18:41:01 3 0.02 0.00 0.02 0.00 0.00 99.97 18:42:01 all 0.14 0.00 0.02 0.00 0.00 99.83 18:42:01 0 0.00 0.00 0.02 0.00 0.00 99.98 18:42:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:42:01 2 0.50 0.00 0.02 0.00 0.00 99.48 18:42:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.15 0.00 0.03 0.00 0.00 99.82 Average: 0 0.03 0.00 0.02 0.00 0.00 99.94 Average: 1 0.29 0.00 0.05 0.00 0.00 99.66 Average: 2 0.24 0.00 0.02 0.00 0.00 99.74 Average: 3 0.04 0.00 0.03 0.00 0.00 99.93