---> uname -a: Linux 1f385ffe3992 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-494 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-494@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 653 119 0 1064 1075 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) 00:16:08 LINUX RESTART (4 CPU) 00:17:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:18:01 33.07 13.50 19.57 0.00 4753.80 4200.97 0.00 00:19:01 1.30 0.00 1.30 0.00 0.00 18.49 0.00 00:20:01 0.27 0.00 0.27 0.00 0.00 3.78 0.00 00:21:01 0.25 0.00 0.25 0.00 0.00 2.56 0.00 00:22:01 0.25 0.00 0.25 0.00 0.00 3.43 0.00 00:23:02 0.35 0.00 0.35 0.00 0.00 4.80 0.00 00:24:01 0.32 0.02 0.30 0.00 0.14 3.83 0.00 00:25:01 0.22 0.00 0.22 0.00 0.00 2.30 0.00 Average: 4.51 1.69 2.82 0.00 595.90 531.49 0.00 00:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:18:01 242876 0 570880 30.34 2620 1065180 1105656 37.73 452556 1028680 24 00:19:01 247236 0 566620 30.11 2620 1065080 1074124 36.66 452408 1025448 28 00:20:01 247244 0 566604 30.11 2620 1065088 1074172 36.66 452912 1025448 12 00:21:01 243288 0 570560 30.32 2620 1065088 1074264 36.66 462856 1018860 8 00:22:01 243636 0 570208 30.31 2620 1065092 1074240 36.66 467932 1013768 8 00:23:02 243636 0 570200 30.30 2620 1065100 1074208 36.66 467868 1013768 8 00:24:01 244548 0 569284 30.26 2620 1065104 1074096 36.66 467028 1013768 8 00:25:01 244728 0 569096 30.25 2620 1065112 1074096 36.66 467036 1013768 8 Average: 244649 0 569182 30.25 2620 1065106 1078107 36.79 461324 1019188 13 00:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:18:01 eth0 344.22 289.27 770.84 362.22 0.00 0.00 0.00 0.00 00:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:18:01 docker0 101.58 74.11 8.63 303.15 0.00 0.00 0.00 0.00 00:19:01 eth0 3.48 1.43 3.03 0.10 0.00 0.00 0.00 0.00 00:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:01 eth0 1.92 1.07 0.37 2.57 0.00 0.00 0.00 0.00 00:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:21:01 eth0 1.47 0.27 0.37 0.20 0.00 0.00 0.00 0.00 00:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:22:01 eth0 1.77 0.65 0.70 0.43 0.00 0.00 0.00 0.00 00:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:23:02 eth0 0.70 0.50 0.34 0.21 0.00 0.00 0.00 0.00 00:23:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:23:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:24:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 0.00 00:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:25:01 eth0 0.88 0.08 0.07 0.01 0.00 0.00 0.00 0.00 00:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 44.44 36.77 97.24 45.85 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 12.73 9.29 1.08 38.00 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) 00:16:08 LINUX RESTART (4 CPU) 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 4.91 0.00 2.16 0.55 0.02 92.36 00:18:01 0 4.83 0.00 2.23 0.45 0.02 92.47 00:18:01 1 3.57 0.00 2.23 0.12 0.03 94.05 00:18:01 2 6.15 0.00 2.18 1.04 0.02 90.62 00:18:01 3 5.08 0.00 2.01 0.60 0.00 92.31 00:19:01 all 0.06 0.00 0.05 0.00 0.00 99.88 00:19:01 0 0.05 0.00 0.05 0.00 0.00 99.90 00:19:01 1 0.05 0.00 0.07 0.00 0.00 99.88 00:19:01 2 0.08 0.00 0.03 0.00 0.02 99.87 00:19:01 3 0.07 0.00 0.05 0.00 0.00 99.88 00:20:01 all 0.15 0.00 0.04 0.00 0.00 99.81 00:20:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:20:01 1 0.47 0.00 0.05 0.00 0.00 99.48 00:20:01 2 0.03 0.00 0.05 0.00 0.00 99.92 00:20:01 3 0.05 0.00 0.03 0.00 0.02 99.90 00:21:01 all 0.03 0.00 0.03 0.00 0.00 99.93 00:21:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:21:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:21:01 2 0.08 0.00 0.07 0.00 0.00 99.85 00:21:01 3 0.02 0.00 0.03 0.00 0.00 99.95 00:22:01 all 0.17 0.00 0.04 0.00 0.00 99.80 00:22:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:22:01 1 0.55 0.00 0.03 0.00 0.00 99.42 00:22:01 2 0.05 0.00 0.08 0.00 0.00 99.87 00:22:01 3 0.05 0.00 0.02 0.00 0.00 99.93 00:23:02 all 0.16 0.00 0.03 0.00 0.00 99.81 00:23:02 0 0.05 0.00 0.03 0.00 0.00 99.92 00:23:02 1 0.52 0.00 0.02 0.00 0.00 99.47 00:23:02 2 0.03 0.00 0.03 0.00 0.00 99.93 00:23:02 3 0.03 0.00 0.03 0.00 0.00 99.93 00:24:01 all 0.17 0.00 0.03 0.00 0.00 99.80 00:24:01 0 0.02 0.00 0.00 0.00 0.00 99.98 00:24:01 1 0.54 0.00 0.05 0.00 0.00 99.41 00:24:01 2 0.07 0.00 0.05 0.00 0.00 99.88 00:24:01 3 0.03 0.00 0.03 0.00 0.00 99.93 00:25:01 all 0.15 0.00 0.04 0.00 0.00 99.81 00:25:01 0 0.02 0.00 0.03 0.00 0.00 99.95 00:25:01 1 0.52 0.00 0.03 0.00 0.00 99.45 00:25:01 2 0.05 0.00 0.07 0.00 0.00 99.88 00:25:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 0.72 0.00 0.30 0.07 0.00 98.90 Average: 0 0.63 0.00 0.30 0.06 0.00 99.02 Average: 1 0.78 0.00 0.31 0.01 0.00 98.89 Average: 2 0.82 0.00 0.32 0.13 0.00 98.73 Average: 3 0.67 0.00 0.28 0.08 0.00 98.98