---> uname -a: Linux 47be6cc1f696 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-449 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-449@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 661 132 0 1043 1069 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) 08/18/20 _x86_64_ (4 CPU) 03:44:55 LINUX RESTART 03:46:01 tps rtps wtps bread/s bwrtn/s 03:47:02 49.10 12.39 36.71 4544.72 3854.00 03:48:01 1.91 0.00 1.91 0.00 39.08 03:49:01 0.22 0.00 0.22 0.00 3.75 03:50:01 0.25 0.00 0.25 0.00 2.83 03:51:01 0.27 0.00 0.27 0.00 3.25 03:52:01 0.35 0.00 0.35 0.00 3.85 03:53:01 0.82 0.27 0.55 18.12 10.06 03:54:01 0.45 0.00 0.45 0.00 8.39 03:55:01 15.67 15.42 0.25 1727.79 3.04 Average: 7.69 3.13 4.56 701.30 438.05 03:46:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:47:02 177760 1703796 90.55 2620 1112780 1160368 39.60 491060 1052924 120 03:48:01 189772 1691784 89.91 2620 1112784 1082364 36.94 482624 1051008 16 03:49:01 188440 1693116 89.98 2620 1112792 1082584 36.95 483960 1051008 16 03:50:01 187580 1693976 90.03 2620 1112792 1082596 36.95 492468 1043732 8 03:51:01 188836 1692720 89.96 2620 1112800 1082452 36.94 491784 1043736 16 03:52:01 188700 1692856 89.97 2620 1112804 1082440 36.94 507688 1027712 12 03:53:01 183208 1698348 90.26 2620 1113440 1094940 37.37 511976 1028184 20 03:54:01 183468 1698088 90.25 2620 1113448 1094844 37.37 504068 1035552 16 03:55:01 120792 1760764 93.58 2620 1165352 1110108 37.89 515232 1086940 96 Average: 178728 1702828 90.50 2620 1118777 1096966 37.44 497873 1046755 36 03:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:47:02 eth0 259.97 254.73 990.98 365.21 0.00 0.00 0.00 03:47:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:47:02 docker0 120.13 82.97 9.29 300.95 0.00 0.00 0.00 03:48:01 eth0 0.59 0.10 0.04 0.02 0.00 0.00 0.00 03:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:01 eth0 1.85 1.02 2.42 0.22 0.00 0.00 0.00 03:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 eth0 0.67 0.35 0.29 0.23 0.00 0.00 0.00 03:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:51:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 03:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 eth0 0.18 0.13 0.07 0.01 0.00 0.00 0.00 03:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 eth0 5.91 3.43 5.49 2.52 0.00 0.00 0.00 03:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 eth0 2.00 1.12 1.60 0.84 0.00 0.00 0.00 03:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 eth0 4.84 2.96 5.00 1.97 0.00 0.00 0.00 03:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 30.80 29.44 112.20 41.39 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 13.40 9.25 1.04 33.57 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) 08/18/20 _x86_64_ (4 CPU) 03:44:55 LINUX RESTART 03:46:01 CPU %user %nice %system %iowait %steal %idle 03:47:02 all 5.39 0.00 2.73 1.45 9.25 81.17 03:47:02 0 5.05 0.00 2.88 2.21 11.16 78.70 03:47:02 1 6.51 0.00 2.72 0.46 8.96 81.35 03:47:02 2 5.17 0.00 2.49 0.23 8.10 84.01 03:47:02 3 4.87 0.00 2.82 2.93 8.78 80.60 03:48:01 all 0.11 0.00 0.05 0.00 0.27 99.56 03:48:01 0 0.02 0.00 0.03 0.00 0.08 99.86 03:48:01 1 0.22 0.00 0.03 0.00 0.30 99.44 03:48:01 2 0.14 0.00 0.05 0.00 0.20 99.61 03:48:01 3 0.07 0.00 0.07 0.00 0.49 99.37 03:49:01 all 0.11 0.00 0.03 0.00 0.27 99.59 03:49:01 0 0.03 0.00 0.03 0.00 0.32 99.62 03:49:01 1 0.03 0.00 0.03 0.00 0.15 99.78 03:49:01 2 0.30 0.00 0.03 0.00 0.32 99.35 03:49:01 3 0.08 0.00 0.05 0.00 0.32 99.55 03:50:01 all 0.10 0.00 0.03 0.00 0.08 99.78 03:50:01 0 0.03 0.00 0.02 0.00 0.12 99.83 03:50:01 1 0.02 0.00 0.02 0.00 0.05 99.92 03:50:01 2 0.33 0.00 0.03 0.00 0.08 99.55 03:50:01 3 0.02 0.00 0.03 0.00 0.08 99.87 03:51:01 all 0.12 0.00 0.04 0.00 0.10 99.74 03:51:01 0 0.03 0.00 0.08 0.00 0.08 99.80 03:51:01 1 0.07 0.00 0.02 0.00 0.18 99.73 03:51:01 2 0.37 0.00 0.05 0.00 0.05 99.53 03:51:01 3 0.03 0.00 0.02 0.00 0.05 99.90 03:52:01 all 0.12 0.00 0.05 0.00 0.07 99.75 03:52:01 0 0.03 0.00 0.08 0.00 0.02 99.87 03:52:01 1 0.05 0.00 0.07 0.00 0.13 99.75 03:52:01 2 0.42 0.00 0.03 0.00 0.12 99.43 03:52:01 3 0.00 0.00 0.02 0.00 0.07 99.92 03:53:01 all 0.20 0.00 0.06 0.01 0.12 99.62 03:53:01 0 0.05 0.00 0.08 0.03 0.08 99.75 03:53:01 1 0.15 0.00 0.10 0.00 0.18 99.57 03:53:01 2 0.53 0.00 0.05 0.00 0.10 99.32 03:53:01 3 0.05 0.00 0.03 0.00 0.08 99.83 03:54:01 all 0.18 0.00 0.06 0.00 0.09 99.67 03:54:01 0 0.05 0.00 0.08 0.00 0.10 99.77 03:54:01 1 0.12 0.00 0.05 0.00 0.05 99.78 03:54:01 2 0.52 0.00 0.05 0.00 0.17 99.27 03:54:01 3 0.05 0.00 0.03 0.00 0.03 99.88 03:55:01 all 0.40 0.00 0.17 0.30 0.32 98.79 03:55:01 0 0.28 0.00 0.20 0.03 0.22 99.27 03:55:01 1 0.25 0.00 0.10 0.22 0.43 99.00 03:55:01 2 0.72 0.00 0.23 0.10 0.33 98.62 03:55:01 3 0.35 0.00 0.20 0.87 0.30 98.29 Average: all 0.76 0.00 0.36 0.20 1.19 97.49 Average: 0 0.63 0.00 0.39 0.26 1.37 97.35 Average: 1 0.83 0.00 0.35 0.08 1.18 97.56 Average: 2 0.95 0.00 0.34 0.04 1.07 97.60 Average: 3 0.62 0.00 0.37 0.43 1.15 97.43