---> uname -a: Linux 6db2416226f5 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: 2933.396 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 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-468 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-468@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 650 148 0 1038 1079 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) 09/07/20 _x86_64_ (4 CPU) 06:50:00 LINUX RESTART (4 CPU) 06:51:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:52:01 22.27 4.56 17.71 0.00 1146.26 3195.75 0.00 06:53:01 0.40 0.00 0.40 0.00 0.00 5.80 0.00 06:54:01 0.25 0.00 0.25 0.00 0.00 3.28 0.00 06:55:01 0.30 0.00 0.30 0.00 0.00 3.76 0.00 06:56:01 0.28 0.00 0.28 0.00 0.00 3.73 0.00 06:57:01 0.23 0.02 0.22 0.00 0.13 2.03 0.00 06:58:01 0.50 0.12 0.38 0.00 7.99 8.26 0.00 06:59:01 0.62 0.00 0.62 0.00 0.00 10.59 0.00 Average: 3.11 0.59 2.52 0.00 144.36 404.31 0.00 06:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:52:01 184872 0 572868 30.45 2620 1121196 1113780 38.01 437396 1100408 20 06:53:01 188840 0 568896 30.24 2620 1121200 1072364 36.60 437164 1097408 24 06:54:01 188284 0 569444 30.26 2620 1121208 1072460 36.60 437804 1097412 12 06:55:01 188256 0 569472 30.27 2620 1121208 1072496 36.60 438156 1097408 8 06:56:01 188968 0 568756 30.23 2620 1121212 1072376 36.60 437372 1097408 8 06:57:01 189468 0 568244 30.20 2620 1121224 1072304 36.60 437020 1097408 12 06:58:01 184632 0 572740 30.44 2620 1121564 1084568 37.01 430724 1107724 16 06:59:01 184492 0 572872 30.45 2620 1121572 1084496 37.01 430716 1107724 20 Average: 187226 0 570412 30.32 2620 1121298 1080606 36.88 435794 1100362 15 06:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:52:01 eth0 229.72 196.32 348.52 347.39 0.00 0.00 0.00 0.00 06:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 docker0 103.75 93.49 8.72 303.13 0.00 0.00 0.00 0.00 06:53:01 eth0 1.90 0.68 1.03 0.05 0.00 0.00 0.00 0.00 06:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 eth0 0.97 0.58 0.31 0.55 0.00 0.00 0.00 0.00 06:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 eth0 0.70 0.42 0.33 0.21 0.00 0.00 0.00 0.00 06:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 eth0 0.27 0.18 0.14 0.07 0.00 0.00 0.00 0.00 06:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:57:01 eth0 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:58:01 eth0 7.01 4.01 6.20 2.88 0.00 0.00 0.00 0.00 06:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:01 eth0 1.60 0.95 1.28 0.61 0.00 0.00 0.00 0.00 06:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 30.28 25.40 44.74 43.99 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 12.97 11.69 1.09 37.91 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) 09/07/20 _x86_64_ (4 CPU) 06:50:00 LINUX RESTART (4 CPU) 06:51:01 CPU %user %nice %system %iowait %steal %idle 06:52:01 all 3.84 0.00 1.60 0.66 0.00 93.90 06:52:01 0 3.12 0.00 1.81 0.13 0.00 94.94 06:52:01 1 2.99 0.00 1.62 0.58 0.00 94.80 06:52:01 2 4.50 0.00 1.46 0.07 0.00 93.98 06:52:01 3 4.75 0.00 1.52 1.84 0.02 91.87 06:53:01 all 0.05 0.00 0.03 0.00 0.00 99.92 06:53:01 0 0.05 0.00 0.05 0.00 0.00 99.90 06:53:01 1 0.05 0.00 0.03 0.00 0.00 99.92 06:53:01 2 0.07 0.00 0.03 0.00 0.00 99.90 06:53:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:54:01 all 0.10 0.00 0.03 0.00 0.00 99.87 06:54:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:54:01 1 0.32 0.00 0.02 0.00 0.00 99.67 06:54:01 2 0.03 0.00 0.03 0.00 0.02 99.92 06:54:01 3 0.02 0.00 0.03 0.00 0.00 99.95 06:55:01 all 0.15 0.00 0.02 0.00 0.00 99.82 06:55:01 0 0.02 0.00 0.05 0.00 0.00 99.93 06:55:01 1 0.53 0.00 0.00 0.00 0.00 99.47 06:55:01 2 0.03 0.00 0.02 0.00 0.00 99.95 06:55:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:56:01 all 0.15 0.00 0.03 0.00 0.00 99.82 06:56:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:56:01 1 0.17 0.00 0.02 0.00 0.02 99.80 06:56:01 2 0.37 0.00 0.03 0.00 0.00 99.60 06:56:01 3 0.05 0.00 0.02 0.00 0.00 99.93 06:57:01 all 0.05 0.00 0.03 0.00 0.00 99.92 06:57:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:57:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:57:01 2 0.08 0.00 0.03 0.00 0.00 99.88 06:57:01 3 0.03 0.00 0.05 0.00 0.00 99.92 06:58:01 all 0.20 0.00 0.08 0.00 0.00 99.71 06:58:01 0 0.18 0.00 0.10 0.00 0.00 99.72 06:58:01 1 0.18 0.00 0.07 0.00 0.00 99.75 06:58:01 2 0.35 0.00 0.08 0.02 0.00 99.55 06:58:01 3 0.10 0.00 0.07 0.00 0.00 99.83 06:59:01 all 0.17 0.00 0.05 0.00 0.00 99.78 06:59:01 0 0.07 0.00 0.07 0.00 0.00 99.87 06:59:01 1 0.02 0.00 0.03 0.00 0.00 99.95 06:59:01 2 0.55 0.00 0.07 0.00 0.00 99.38 06:59:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.59 0.00 0.23 0.08 0.00 99.10 Average: 0 0.44 0.00 0.27 0.02 0.00 99.28 Average: 1 0.54 0.00 0.23 0.07 0.00 99.16 Average: 2 0.75 0.00 0.22 0.01 0.00 99.02 Average: 3 0.63 0.00 0.22 0.23 0.00 98.92