---> uname -a: Linux 1235e8401a01 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-475 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-475@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 676 134 0 1025 1053 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) 09/09/20 _x86_64_ (4 CPU) 22:10:25 LINUX RESTART (4 CPU) 22:11:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:12:01 70.93 22.62 48.31 0.00 5811.82 6639.86 0.00 22:13:01 1.47 0.00 1.47 0.00 0.00 27.22 0.00 22:14:01 0.23 0.00 0.23 0.00 0.00 2.98 0.00 22:15:01 0.18 0.00 0.18 0.00 0.00 2.02 0.00 22:16:01 0.33 0.00 0.33 0.00 0.00 5.23 0.00 22:17:01 0.32 0.00 0.32 0.00 0.00 4.13 0.00 22:18:01 90.88 58.28 32.60 0.00 6315.70 6399.73 0.00 Average: 23.49 11.56 11.93 0.00 1733.31 1869.63 0.00 22:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:12:01 204680 0 580924 30.87 2620 1093332 1124084 38.36 473500 1044300 120 22:13:01 210768 0 574764 30.55 2620 1093404 1081116 36.90 471828 1040852 20 22:14:01 210200 0 575324 30.58 2620 1093412 1081308 36.90 473048 1040620 20 22:15:01 209144 0 576380 30.63 2620 1093412 1081272 36.90 474808 1040020 16 22:16:01 210532 0 574988 30.56 2620 1093416 1081116 36.90 482324 1031652 16 22:17:01 206640 0 578872 30.77 2620 1093424 1081332 36.90 485632 1031632 8 22:18:01 190372 0 645616 34.31 2620 1042948 1221880 41.70 478360 1018756 8 Average: 206048 0 586695 31.18 2620 1086193 1107444 37.80 477071 1035405 30 22:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:12:01 eth0 640.16 480.25 1632.82 414.68 0.00 0.00 0.00 0.00 22:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 docker0 110.17 68.25 8.71 301.55 0.00 0.00 0.00 0.00 22:13:01 eth0 0.62 0.08 0.04 0.02 0.00 0.00 0.00 0.00 22:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:14:01 eth0 1.30 0.50 0.35 0.21 0.00 0.00 0.00 0.00 22:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:15:01 eth0 0.48 0.25 0.27 0.16 0.00 0.00 0.00 0.00 22:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:16:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 0.00 22:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:17:01 eth0 0.23 0.17 0.08 0.07 0.00 0.00 0.00 0.00 22:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:18:01 eth0 89.90 74.55 742.33 20.20 0.00 0.00 0.00 0.00 22:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:18:01 vetheff74ef 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 22:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 104.74 79.46 339.60 62.24 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: vetheff74ef 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.75 9.76 1.25 43.11 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) 09/09/20 _x86_64_ (4 CPU) 22:10:25 LINUX RESTART (4 CPU) 22:11:01 CPU %user %nice %system %iowait %steal %idle 22:12:01 all 15.00 0.00 4.68 2.11 0.02 78.19 22:12:01 0 16.77 0.00 5.94 4.09 0.02 73.19 22:12:01 1 14.16 0.00 4.79 1.36 0.02 79.68 22:12:01 2 12.48 0.00 4.46 1.85 0.03 81.18 22:12:01 3 16.60 0.00 3.54 1.16 0.02 78.68 22:13:01 all 0.17 0.00 0.04 0.00 0.00 99.80 22:13:01 0 0.20 0.00 0.05 0.00 0.00 99.75 22:13:01 1 0.37 0.00 0.03 0.00 0.00 99.60 22:13:01 2 0.03 0.00 0.03 0.00 0.00 99.93 22:13:01 3 0.07 0.00 0.03 0.00 0.00 99.90 22:14:01 all 0.16 0.00 0.03 0.00 0.00 99.81 22:14:01 0 0.15 0.00 0.03 0.00 0.00 99.82 22:14:01 1 0.05 0.00 0.05 0.00 0.00 99.90 22:14:01 2 0.38 0.00 0.05 0.00 0.00 99.57 22:14:01 3 0.05 0.00 0.00 0.00 0.00 99.95 22:15:01 all 0.15 0.00 0.03 0.00 0.00 99.82 22:15:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:15:01 1 0.05 0.00 0.03 0.00 0.00 99.92 22:15:01 2 0.15 0.00 0.03 0.00 0.00 99.82 22:15:01 3 0.38 0.00 0.05 0.00 0.00 99.57 22:16:01 all 0.16 0.00 0.04 0.00 0.00 99.80 22:16:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:16:01 1 0.05 0.00 0.05 0.00 0.00 99.90 22:16:01 2 0.05 0.00 0.08 0.00 0.00 99.87 22:16:01 3 0.52 0.00 0.00 0.00 0.00 99.48 22:17:01 all 0.15 0.00 0.04 0.00 0.00 99.81 22:17:01 0 0.02 0.00 0.05 0.00 0.00 99.93 22:17:01 1 0.03 0.00 0.02 0.00 0.00 99.95 22:17:01 2 0.03 0.00 0.05 0.00 0.00 99.92 22:17:01 3 0.53 0.00 0.03 0.00 0.00 99.43 22:18:01 all 3.15 0.00 2.21 1.55 0.03 93.06 22:18:01 0 3.49 0.00 2.44 2.44 0.03 91.59 22:18:01 1 2.98 0.00 2.49 1.59 0.03 92.91 22:18:01 2 2.89 0.00 2.19 0.94 0.02 93.97 22:18:01 3 3.25 0.00 1.71 1.24 0.02 93.79 Average: all 2.69 0.00 1.01 0.52 0.01 95.77 Average: 0 2.93 0.00 1.21 0.93 0.01 94.92 Average: 1 2.52 0.00 1.06 0.42 0.01 95.99 Average: 2 2.28 0.00 0.98 0.40 0.01 96.34 Average: 3 3.04 0.00 0.76 0.34 0.00 95.85