---> uname -a: Linux 9c9a01f1d720 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: 2933.436 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 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-498 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-498@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 672 147 0 1016 1057 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) 09/22/20 _x86_64_ (4 CPU) 16:45:10 LINUX RESTART (4 CPU) 16:46:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:47:01 43.91 11.90 32.01 0.00 4540.21 3426.48 0.00 16:48:02 1.78 0.00 1.78 0.00 0.00 32.86 0.00 16:49:01 0.24 0.00 0.24 0.00 0.00 3.03 0.00 16:50:01 0.18 0.00 0.18 0.00 0.00 2.15 0.00 16:51:01 0.35 0.00 0.35 0.00 0.00 5.35 0.00 16:52:01 0.32 0.00 0.32 0.00 0.00 4.06 0.00 16:53:01 0.52 0.22 0.30 0.00 16.52 4.01 0.00 Average: 6.77 1.74 5.04 0.00 652.85 498.28 0.00 16:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:47:01 196988 0 580428 30.85 2620 1101520 1093228 37.31 446440 1079728 20 16:48:02 197384 0 579964 30.82 2620 1101588 1070980 36.55 450816 1076104 8 16:49:01 196348 0 580992 30.88 2620 1101596 1071200 36.56 451692 1076104 8 16:50:01 192972 0 584368 31.06 2620 1101596 1071236 36.56 455816 1075360 8 16:51:01 191100 0 586232 31.16 2620 1101604 1071104 36.55 469992 1063224 8 16:52:01 190820 0 586508 31.17 2620 1101608 1071140 36.56 470228 1063220 8 16:53:01 180748 0 596024 31.68 2620 1102164 1071920 36.58 472712 1065452 8 Average: 192337 0 584931 31.09 2620 1101668 1074401 36.67 459671 1071313 10 16:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:47:01 eth0 338.90 271.52 772.79 360.20 0.00 0.00 0.00 0.00 16:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:47:01 docker0 100.75 88.32 8.38 303.78 0.00 0.00 0.00 0.00 16:48:02 eth0 0.35 0.08 0.03 0.01 0.00 0.00 0.00 0.00 16:48:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:48:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:49:01 eth0 1.49 0.30 0.36 0.20 0.00 0.00 0.00 0.00 16:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 eth0 1.10 0.58 0.56 0.36 0.00 0.00 0.00 0.00 16:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 eth0 0.22 0.17 0.08 0.10 0.00 0.00 0.00 0.00 16:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 eth0 0.32 0.22 0.18 0.07 0.00 0.00 0.00 0.00 16:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:53:01 eth0 4.66 3.13 3.52 3.88 0.00 0.00 0.00 0.00 16:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 49.72 39.54 111.40 52.27 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 14.43 12.65 1.20 43.52 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) 09/22/20 _x86_64_ (4 CPU) 16:45:10 LINUX RESTART (4 CPU) 16:46:01 CPU %user %nice %system %iowait %steal %idle 16:47:01 all 5.12 0.00 2.27 1.38 0.03 91.20 16:47:01 0 5.98 0.00 2.79 0.62 0.03 90.58 16:47:01 1 3.94 0.00 2.13 1.96 0.03 91.94 16:47:01 2 5.62 0.00 2.13 0.47 0.03 91.75 16:47:01 3 4.95 0.00 2.03 2.46 0.02 90.54 16:48:02 all 0.15 0.00 0.03 0.00 0.00 99.82 16:48:02 0 0.37 0.00 0.03 0.00 0.00 99.60 16:48:02 1 0.03 0.00 0.02 0.00 0.00 99.95 16:48:02 2 0.07 0.00 0.03 0.00 0.00 99.90 16:48:02 3 0.12 0.00 0.03 0.00 0.00 99.85 16:49:01 all 0.17 0.00 0.03 0.00 0.00 99.81 16:49:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:49:01 1 0.07 0.00 0.03 0.00 0.00 99.90 16:49:01 2 0.10 0.00 0.02 0.00 0.00 99.88 16:49:01 3 0.46 0.00 0.02 0.00 0.02 99.51 16:50:01 all 0.17 0.00 0.02 0.00 0.00 99.80 16:50:01 0 0.02 0.00 0.03 0.00 0.00 99.95 16:50:01 1 0.03 0.00 0.00 0.00 0.00 99.97 16:50:01 2 0.10 0.00 0.03 0.00 0.02 99.85 16:50:01 3 0.52 0.00 0.03 0.00 0.00 99.45 16:51:01 all 0.16 0.00 0.05 0.00 0.00 99.80 16:51:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:51:01 1 0.03 0.00 0.03 0.00 0.00 99.93 16:51:01 2 0.07 0.00 0.07 0.00 0.00 99.87 16:51:01 3 0.52 0.00 0.07 0.00 0.00 99.42 16:52:01 all 0.15 0.00 0.03 0.00 0.00 99.82 16:52:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:52:01 1 0.05 0.00 0.03 0.00 0.00 99.92 16:52:01 2 0.03 0.00 0.02 0.00 0.00 99.95 16:52:01 3 0.50 0.00 0.03 0.00 0.00 99.47 16:53:01 all 0.26 0.00 0.12 0.00 0.00 99.61 16:53:01 0 0.18 0.00 0.17 0.00 0.00 99.65 16:53:01 1 0.10 0.00 0.07 0.00 0.02 99.82 16:53:01 2 0.30 0.00 0.17 0.02 0.00 99.52 16:53:01 3 0.47 0.00 0.08 0.00 0.00 99.45 Average: all 0.88 0.00 0.36 0.20 0.01 98.55 Average: 0 0.94 0.00 0.44 0.09 0.00 98.52 Average: 1 0.61 0.00 0.33 0.28 0.01 98.78 Average: 2 0.90 0.00 0.35 0.07 0.01 98.67 Average: 3 1.07 0.00 0.33 0.35 0.00 98.24