---> uname -a: Linux 7a93a750c8e3 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: 2933.442 BogoMIPS: 5866.88 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/ndry_app-functions-sdk-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 788 100 0 948 982 Swap: 1023 3 1020 ---> 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 16: eth0@if17: 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 (prd-centos7-docker-4c-2g-3246.vexxhost.local) 06/17/20 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:02 1.93 0.05 1.88 0.67 41.23 00:02:01 0.69 0.08 0.61 1.63 11.09 00:03:01 0.38 0.00 0.38 0.00 5.56 00:04:01 0.15 0.00 0.15 0.00 1.75 00:05:01 0.28 0.00 0.28 0.00 3.46 00:06:01 0.22 0.02 0.20 0.13 1.90 00:07:01 0.20 0.00 0.20 0.00 1.77 00:08:01 156.74 98.48 58.25 3176.82 26126.38 00:09:01 310.58 140.74 169.85 8593.51 40396.94 Average: 52.47 26.66 25.82 1311.17 7415.73 00:00:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:02 214936 1666620 88.58 2620 1068952 1089528 37.18 453240 1055396 12 00:02:01 213936 1667620 88.63 2620 1069096 1087528 37.12 456788 1053308 12 00:03:01 214116 1667440 88.62 2620 1069100 1087528 37.12 456548 1053304 8 00:04:01 211184 1670372 88.78 2620 1069104 1087708 37.12 463776 1049084 12 00:05:01 208836 1672720 88.90 2620 1069108 1087732 37.12 478188 1037208 8 00:06:01 210400 1671156 88.82 2620 1069116 1087540 37.12 477112 1037208 8 00:07:01 210020 1671536 88.84 2620 1069124 1087540 37.12 466956 1047504 12 00:08:01 71172 1810384 96.22 2620 1093012 1512808 51.63 517608 1094900 72264 00:09:01 229672 1651884 87.79 1492 901584 1231144 42.02 617256 745000 32 Average: 198252 1683304 89.46 2495 1053133 1151006 39.28 487497 1019212 8041 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:01:02 eth0 0.15 0.10 0.06 0.02 0.00 0.00 0.00 00:01:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:01:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 eth0 0.10 0.15 0.01 0.01 0.00 0.00 0.00 00:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 eth0 0.80 0.08 0.07 0.01 0.00 0.00 0.00 00:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:04:01 eth0 1.48 0.65 0.39 0.46 0.00 0.00 0.00 00:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 eth0 1.10 0.68 0.67 0.46 0.00 0.00 0.00 00:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:06:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 00:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:07:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 00:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:08:01 eth0 131.61 87.99 3765.98 11.23 0.00 0.00 0.00 00:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:09:01 eth0 494.99 351.01 4027.53 110.46 0.00 0.00 0.00 00:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:09:01 vethe38863c 0.00 0.05 0.00 0.00 0.00 0.00 0.00 00:09:01 docker0 171.03 162.71 14.29 765.59 0.00 0.00 0.00 Average: eth0 70.21 49.10 868.00 13.66 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe38863c 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 19.05 18.12 1.59 85.28 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (prd-centos7-docker-4c-2g-3246.vexxhost.local) 06/17/20 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:02 all 0.07 0.00 0.05 0.00 0.00 99.88 00:01:02 0 0.07 0.00 0.05 0.00 0.00 99.88 00:01:02 1 0.05 0.00 0.03 0.00 0.00 99.92 00:01:02 2 0.12 0.00 0.08 0.00 0.00 99.80 00:01:02 3 0.07 0.00 0.03 0.00 0.00 99.90 00:02:01 all 0.05 0.00 0.04 0.00 0.00 99.90 00:02:01 0 0.07 0.00 0.05 0.00 0.00 99.88 00:02:01 1 0.02 0.00 0.03 0.00 0.00 99.95 00:02:01 2 0.05 0.00 0.08 0.00 0.00 99.86 00:02:01 3 0.05 0.00 0.03 0.00 0.00 99.92 00:03:01 all 0.02 0.00 0.03 0.00 0.00 99.95 00:03:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:03:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:03:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:03:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:04:01 all 0.10 0.00 0.04 0.00 0.00 99.86 00:04:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:04:01 1 0.05 0.00 0.03 0.00 0.00 99.92 00:04:01 2 0.32 0.00 0.07 0.00 0.00 99.62 00:04:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:05:01 all 0.16 0.00 0.04 0.00 0.00 99.80 00:05:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:05:01 1 0.43 0.00 0.03 0.00 0.00 99.53 00:05:01 2 0.17 0.00 0.12 0.00 0.00 99.72 00:05:01 3 0.02 0.00 0.00 0.00 0.00 99.98 00:06:01 all 0.15 0.00 0.03 0.00 0.00 99.83 00:06:01 0 0.02 0.00 0.02 0.02 0.00 99.95 00:06:01 1 0.52 0.00 0.02 0.00 0.00 99.47 00:06:01 2 0.05 0.00 0.05 0.00 0.00 99.90 00:06:01 3 0.00 0.00 0.02 0.00 0.00 99.98 00:07:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:07:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:07:01 1 0.50 0.00 0.02 0.00 0.00 99.48 00:07:01 2 0.02 0.00 0.03 0.00 0.00 99.95 00:07:01 3 0.05 0.00 0.02 0.00 0.00 99.93 00:08:01 all 5.66 0.00 3.23 0.89 0.02 90.21 00:08:01 0 5.50 0.00 3.39 1.33 0.02 89.77 00:08:01 1 5.69 0.00 3.49 0.59 0.03 90.20 00:08:01 2 5.67 0.00 3.19 0.37 0.02 90.76 00:08:01 3 5.76 0.00 2.82 1.26 0.02 90.14 00:09:01 all 13.42 0.00 7.88 4.53 0.03 74.15 00:09:01 0 11.75 0.00 8.47 3.21 0.02 76.55 00:09:01 1 14.54 0.00 8.64 6.33 0.03 70.45 00:09:01 2 13.21 0.00 6.86 4.51 0.05 75.37 00:09:01 3 14.18 0.00 7.55 4.04 0.02 74.22 Average: all 2.18 0.00 1.25 0.60 0.01 95.97 Average: 0 1.93 0.00 1.33 0.50 0.00 96.24 Average: 1 2.41 0.00 1.36 0.76 0.01 95.46 Average: 2 2.17 0.00 1.16 0.54 0.01 96.13 Average: 3 2.22 0.00 1.15 0.58 0.00 96.04