---> uname -a: Linux c55f81a3a3e5 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-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 649 130 0 1057 1081 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) 09/24/20 _x86_64_ (4 CPU) 18:37:33 LINUX RESTART (4 CPU) 18:38:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:39:01 169.81 96.62 73.18 0.00 8330.19 39010.35 0.00 18:40:01 31.60 10.95 20.64 0.00 4491.09 3556.17 0.00 18:41:01 2.43 0.00 2.43 0.00 0.00 51.95 0.00 18:42:01 0.40 0.00 0.40 0.00 0.00 5.92 0.00 18:43:01 0.32 0.00 0.32 0.00 0.00 5.54 0.00 18:44:01 0.43 0.00 0.43 0.00 0.00 6.64 0.00 18:45:01 0.33 0.02 0.32 0.00 0.13 6.24 0.00 18:46:02 0.30 0.00 0.30 0.00 0.00 4.48 0.00 18:47:01 43.27 42.93 0.34 0.00 4165.18 10.54 0.00 Average: 27.40 16.55 10.84 0.00 1873.71 4690.90 0.00 18:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:39:01 76892 0 529780 28.16 2620 1272264 1084016 37.00 410004 1234368 17256 18:40:01 233608 0 575972 30.61 2620 1069356 1147272 39.15 439652 1048928 120 18:41:01 248696 0 560876 29.81 2620 1069364 1044816 35.66 433652 1042476 16 18:42:01 247648 0 561924 29.86 2620 1069364 1044816 35.66 435204 1041824 8 18:43:01 247012 0 562548 29.90 2620 1069376 1044984 35.66 447340 1030584 12 18:44:01 244700 0 564856 30.02 2620 1069380 1045160 35.67 467228 1012844 20 18:45:01 243812 0 565736 30.07 2620 1069388 1045208 35.67 487988 992964 12 18:46:02 245800 0 563744 29.96 2620 1069392 1044884 35.66 471128 1007916 8 18:47:01 115384 0 570384 30.31 2620 1193168 1045904 35.69 475900 1129888 132 Average: 211506 0 561758 29.86 2620 1105672 1060784 36.20 452011 1060199 1954 18:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:39:01 eth0 211.03 182.73 1007.05 58.29 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 215.33 202.49 663.96 362.10 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 63.40 51.08 6.49 305.47 0.00 0.00 0.00 0.00 18:41:01 eth0 0.52 0.07 0.05 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 0.78 0.08 0.05 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 18:43:01 eth0 1.03 0.38 0.35 0.17 0.00 0.00 0.00 0.00 18:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 eth0 2.31 0.63 0.79 0.46 0.00 0.00 0.00 0.00 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 eth0 0.90 0.62 0.54 0.43 0.00 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:02 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:46:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 eth0 8.65 5.53 9.11 3.19 0.00 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 48.78 43.47 185.86 47.27 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 7.07 5.70 0.72 34.08 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) 09/24/20 _x86_64_ (4 CPU) 18:37:33 LINUX RESTART (4 CPU) 18:38:02 CPU %user %nice %system %iowait %steal %idle 18:39:01 all 13.32 0.00 7.92 5.52 21.07 52.17 18:39:01 0 12.05 0.00 8.98 4.03 23.46 51.48 18:39:01 1 13.35 0.00 6.72 8.07 20.86 50.99 18:39:01 2 13.05 0.00 8.90 4.03 19.70 54.32 18:39:01 3 14.85 0.00 7.06 5.92 20.28 51.90 18:40:01 all 3.55 0.00 1.82 0.61 11.41 82.60 18:40:01 0 5.55 0.00 2.02 0.86 13.45 78.12 18:40:01 1 3.93 0.00 1.75 0.95 12.31 81.08 18:40:01 2 2.26 0.00 1.59 0.16 10.23 85.76 18:40:01 3 2.49 0.00 1.94 0.50 9.68 85.40 18:41:01 all 0.06 0.00 0.05 0.00 1.10 98.79 18:41:01 0 0.05 0.00 0.07 0.00 1.19 98.70 18:41:01 1 0.07 0.00 0.07 0.00 1.04 98.83 18:41:01 2 0.12 0.00 0.05 0.00 1.06 98.78 18:41:01 3 0.00 0.00 0.03 0.00 1.12 98.84 18:42:01 all 0.06 0.00 0.02 0.00 1.02 98.90 18:42:01 0 0.02 0.00 0.03 0.00 1.38 98.57 18:42:01 1 0.02 0.00 0.02 0.00 0.99 98.98 18:42:01 2 0.08 0.00 0.02 0.00 1.27 98.63 18:42:01 3 0.13 0.00 0.00 0.00 0.45 99.42 18:43:01 all 0.10 0.00 0.06 0.00 0.42 99.43 18:43:01 0 0.02 0.00 0.02 0.00 0.33 99.63 18:43:01 1 0.03 0.00 0.12 0.00 0.47 99.39 18:43:01 2 0.03 0.00 0.08 0.00 0.61 99.27 18:43:01 3 0.30 0.00 0.02 0.00 0.25 99.43 18:44:01 all 0.10 0.00 0.08 0.00 0.62 99.21 18:44:01 0 0.08 0.00 0.03 0.00 1.07 98.81 18:44:01 1 0.05 0.00 0.03 0.00 0.53 99.39 18:44:01 2 0.03 0.00 0.23 0.00 0.53 99.20 18:44:01 3 0.22 0.00 0.02 0.00 0.33 99.43 18:45:01 all 0.08 0.00 0.07 0.00 0.74 99.11 18:45:01 0 0.02 0.00 0.02 0.00 0.61 99.35 18:45:01 1 0.02 0.00 0.02 0.00 0.86 99.11 18:45:01 2 0.02 0.00 0.20 0.00 0.37 99.42 18:45:01 3 0.26 0.00 0.03 0.00 1.12 98.58 18:46:02 all 0.08 0.00 0.03 0.00 0.47 99.42 18:46:02 0 0.02 0.00 0.03 0.00 0.15 99.80 18:46:02 1 0.03 0.00 0.03 0.00 0.68 99.25 18:46:02 2 0.03 0.00 0.02 0.00 0.28 99.67 18:46:02 3 0.23 0.00 0.03 0.00 0.78 98.95 18:47:01 all 0.99 0.00 0.32 1.10 0.91 96.68 18:47:01 0 0.37 0.00 0.22 0.02 0.94 98.45 18:47:01 1 0.61 0.00 0.29 2.07 0.96 96.08 18:47:01 2 2.22 0.00 0.51 1.54 0.80 94.93 18:47:01 3 0.76 0.00 0.27 0.76 0.94 97.27 Average: all 2.03 0.00 1.15 0.80 4.22 91.80 Average: 0 2.02 0.00 1.26 0.54 4.74 91.43 Average: 1 2.02 0.00 1.01 1.23 4.34 91.40 Average: 2 1.98 0.00 1.29 0.63 3.90 92.20 Average: 3 2.12 0.00 1.04 0.79 3.88 92.18